Abbreviations Of Signal And Circuit Designations For Wiring Diagrams - OV00.01-P-1001-28HAA
Model 190, 197
| Abbreviation | Designation | Notes |
|---|---|---|
| + | Voltage supply | |
| +/- | Alternatively power supply/ground | |
| (+) | Voltage supply | |
| - | Ground | |
| (-) | Ground | |
| +5V | + 5 V power supply | |
| (+) SH | Rear sensor supply | |
| (-) SH | Ground (rear sensors) | |
| (+) SV | Power supply for front sensors | |
| (-) SV | Ground for front sensors | |
| 12V | 12 V power supply | |
| 15 | Switched positive | |
| 15g | Switched positive, fused | |
| 15R | Switched positive, in ignition position 1, 2 & 3 | |
| 15R (1) | Circuit 15R (1) | |
| 15R (2) | Circuit 15R (2) | |
| 30 | Battery voltage, positive (continuous positive) | |
| 30g | Battery voltage, fused | |
| 30z | Circuit 30 1st input | |
| 30E_Pumpe | Circuit 30, soft top control hydraulic unit | |
| 30_Klappen | Circuit 30, retractable hardtop side flaps | |
| 30_Verschluss | Circuit 30, close window | |
| 31 | Return line to battery negative or ground, direct | |
| 31e | Electronic ground | |
| 31E_Pumpe | Circuit 31, soft top control hydraulic unit | |
| 31_Klappen | Circuit 31, Vario roof header bows | |
| 31_Verschluss | Circuit 31, close window | |
| 33 | Mirror, fold in (+ drive mode) | |
| 33 | Mirror, fold in (+ garage position) | |
| 49L | Left turn signal lamp | |
| 49R | Right turn signal lamp | |
| 50 | Starter control (direct) | |
| 54 | Brake light | |
| 56a L | Left high beam | |
| 56a R | Right high beam | |
| 56b L | Left low beam | |
| 56b R | Right low beam | |
| 58 | Position, tail, license plate and instrument lamps | |
| 58d | Variable instrument/switch illumination | |
| 58L | Left standing lamp | |
| 58R | Right standing lamp | |
| 5V | 5 V power supply | |
| 5V Sensor | 5 V power supply, sensor | |
| 5V KMD | Refrigerant pressure sensor supply | |
| 87 | Input (circuit 87) | |
| 87/1 | Input (circuit 87), input 1 | |
| 87/2 | Input (circuit 87), input 2 | |
| 87/3 | Input (circuit 87), input 3 | |
| 87/4 | Input (circuit 87), input 4 | |
| 87C | Input (circuit 87, changeover contact) | |
| 87C1 | Input (circuit 87, changeover contact) | |
| 87C2 | Input (circuit 87, changeover contact) | |
| 87F | Circuit 87 F (suspension) | |
| 87M | Circuit 87 M (engine) | |
| 890 | Shift fork position sensor signal | |
| AAV | Activated charcoal filter shutoff valve | |
| AB1, BF+ | Passenger-side airbag 1st stage + | |
| AB1, BF- | Passenger-side airbag 1st stage - | |
| AB1, FA+ | Driver-side airbag 1st stage + | |
| AB1, FA- | Driver-side airbag 1st stage - | |
| AB2, FA+ | Driver-side airbag 2nd stage + | |
| AB2, FA- | Driver-side airbag 2nd stage - | |
| AB2, BF+ | Passenger-side airbag 2nd stage + | |
| AB2, BF- | Front-passenger airbag, 2nd stage - | |
| AGA_RM | Exhaust gas feedback | |
| AKSE | Automatic child seat recognition, front passenger seat | |
| AM | AM antenna signal | |
| AM/FM1 | AM/FM1 antenna signal | |
| Anst. | Actuation signal | |
| Ant. | Antenna signal | |
| Ant. Bt | Bluetooth antenna | |
| Ant. GPS | GPS antenna | |
| Ant. NOT | Emergency call antenna | |
| Ant Telefon | Telephone antenna signal | |
| Ant Tel/Splitter | Telephone/splitter antenna signal | |
| A_L/C | Actuation of electric motor drive for lock actuation element, close | |
| A_L/O | Actuation of electric motor drive for lock actuation element, open | |
| A_P_EVA | Low-side valve A | |
| A_P_EVB | Low-side valve B | |
| A_P_EVC | Low-side valve C | |
| A_P_EVD | Low-side valve D | |
| A_P_EVE | Low-side valve E | |
| A_P_EVF | Low-side valve F | |
| A_P_EVG | Low-side valve G | |
| A_P_EVH | Low-side valve H | |
| A_P_ZUE1 | Ignition signal 1 (HW cyl. 1) | |
| A_P_ZUE2 | Ignition signal 2 (HW cyl. 5) | |
| A_P_ZUE3 | Ignition signal 3 (HW cyl. 4) | |
| A_P_ZUE4 | Ignition signal 4 (HW cyl. 2) | |
| A_P_ZUE5 | Ignition signal 5 (HW cyl. 6) | |
| A_P_ZUE6 | Ignition signal 6 (HW cyl. 3) | |
| A_P_ZUE7 | Ignition signal 7 (HW cyl. 7) | |
| A_P_ZUE8 | Ignition signal 8 (HW cyl. 8) | |
| A_S_AAV | Activated charcoal filter shutoff valve actuation | |
| A_S_EKP | Electric fuel pump run for fuel system control unit | |
| A_S_HAV | Heater shutoff valve actuation | |
| A_S_LR_HS | Power supply relay actuation | |
| A_S_SAM | SAM on-board electrical system switchover | |
| A_S_SUV1 | Left bypass air switchover valve actuation | |
| A_S_SUV2 | Right bypass air switchover valve actuation | |
| A_S_SYM | Sound generator switchover valve actuation | |
| A_SF_L/C | Actuation of electric motor drive for left side flap, close | |
| A_SF_L/O | Actuation of electric motor drive for left side flap, open | |
| A_SF_R/C | Actuation of electric motor drive for right side flap, close | |
| A_SF_R/O | Actuation of electric motor drive for right side flap, open | |
| ASS LED | Tow-away protection feedback | |
| ASS OFF | "Tow-away protection off" signal | |
| AT | Outside temperature sensor | |
| A_T_AGKL1 | Exhaust gas flap 1 | |
| A_T_AGKL2 | Exhaust gas flap 2 | |
| A_T_AGKL3 | Exhaust flap 3 | |
| A_T_DC1M | Throttle valve actuator 1 - | |
| A_T_DC1P | Throttle valve actuator 1 + | |
| A_T_DC2M | Throttle valve actuator 2- | |
| A_T_DC2P | Throttle valve actuator 2 + | |
| A_T_KWTHS | Actuation of coolant thermostat heating element | |
| A_T_LSHHK1 | Oxygen sensor heater downstream of CAT 1 | |
| A_T_LSHHK2 | Oxygen sensor heater downstream of CAT 2 | |
| A_T_LSHVK1 | Oxygen sensor heater upstream of CAT 1 | |
| A_T_LSHVK2 | Oxygen sensor heater upstream of CAT 2 | |
| A_T_MSVH1 | Quantity control valve 1 High | |
| A_T_MSVL1 | Quantity control valve 1 Low | |
| A_T_MSVH2 | Quantity control valve 2 High | |
| A_T_MSVL2 | Quantity control valve 2 Low | |
| A_T_NWSA1 | Exhaust camshaft positioner 1 | |
| A_T_NWSA2 | Exhaust camshaft positioner 2 | |
| A_T_NWSE1 | Intake camshaft positioner 1 | |
| A_T_NWSE2 | Intake camshaft positioner 2 | |
| A_T_TEV1 | Right tank vent valve | |
| A_T_TEV2 | Left tank vent valve | |
| A_T_OELP | Actuation of engine oil pump valve | |
| A_T_WGV | Wastegate valve actuation | |
| A_U_5V1_2 | Sensor 1 supply | |
| A_U_5VSP1 | Specified value potentiometer 1 supply | |
| A_U_BNKAA | Bank A valve A actuation | |
| A_U_BNKAE | Bank A valve E actuation | |
| A_U_BNKBB | Bank B valve B actuation | |
| A_U_BNKBF | Bank B valve F actuation | |
| A_U_BNKCC | Bank C valve C actuation | |
| A_U_BNKCG | Bank C valve G actuation | |
| A_U_BNKDD | Bank D valve D actuation | |
| A_U_BNKDH | Bank D valve H actuation | |
| A_U_LSUVM1 | Oxygen sensor 1, virtual ground point | |
| A_U_LSUVM2 | Oxygen sensor 2, virtual ground | |
| AUDIO_H | Audio signal, high | |
| AUDIO_L | Audio signal, low | |
| AUX GND In | Ground input for Media Interface connection, AUX | |
| AUX GND Out | Ground output for Media Interface connection, AUX | |
| AUX L In | Left input signal for Media Interface connection, AUX | |
| AUX L Out | Left output signal for Media Interface connection, AUX | |
| AUX R In | Right input signal for Media Interface connection, AUX | |
| AUX R Out | Right output signal for Media Interface connection, AUX | |
| AUX Shield In | Shielding for Media Interface connection, AUX, input | |
| AUX Shield Out | Shielding for Media Interface connection, AUX, output | |
| Backup | Signal, backup antenna | |
| BBP, DR+ | Driver ETR squib supply | |
| BBP, DR- | Driver ETR squib ground | |
| BBP, PA+ | Front passenger ETR squib supply | |
| BBP, PA- | Front passenger ETR squib ground | |
| BBV HR | Right rear brake wear sensor signal | |
| BBV VR | Right front brake wear sensor signal | |
| B_D_LIN | Alternator interface LIN | |
| BFS | Brake fluid switch | |
| BLA | Brake light actuation | |
| BL-L | Left stop lamp | |
| BL-R | Right stop lamp | |
| BLS_12V | 12V power supply, brake light switch | |
| BLS_GND | Ground, brake light switch | |
| BLS_H | Brake light switch, high | |
| BLS_L | Brake light switch, low | |
| BLS_M | Brake light switch ground | |
| BODY_FL | Left front body acceleration sensor signal | |
| BODY_FR | Right front body acceleration sensor signal | |
| BODY_RR | Right rear body acceleration sensor signal | |
| BSL-L | Left brake/taillight | |
| BSL-R | Right brake/taillight | |
| BT | Bluetooth signal | |
| c_ediff/840 | Differential regulating valve activation signal | |
| c_k1/11 | Clutch 1 pressure sensor signal | |
| c_K2/112 | Clutch 2 pressure sensor signal | |
| c_Lube_K1/141 | Clutch 1 oil pressure signal | |
| c_Lube_K2/142 | Clutch 2 oil pressure signal | |
| c_system/080 | Clutch actuator system pressure controller unit signal | |
| CAK, FA | NECK-PRO head restraint, driver | |
| CAK, BF | NECK-PRO head restraint, front passenger | |
| CAN H | CAN high | |
| CAN L | CAN low | |
| CAN A H | Telematics CAN HIGH | |
| CAN A L | Telematics CAN low | |
| CAN AMG H | AMG CAN High | |
| CAN AMG L | AMG CAN Low | |
| CAN B H | Interior CAN HIGH | |
| CAN B L | Interior CAN LOW | |
| CAN C H | CAN engine compartment bus, high | |
| CAN C L | CAN engine compartment low | |
| CAN D H | Diagnostic CAN High | |
| CAN D L | Diagnostic CAN Low | |
| CAN DRVU H | Drive Unit CAN High | |
| CAN DRVU L | Drive Unit CAN Low | |
| CAN E H | Chassis CAN High | |
| CAN E L | Chassis CAN Low | |
| CAN E1 H | Chassis CAN 1 High | |
| CAN E1 L | Chassis CAN 1 Low | |
| CAN E2 H | Chassis CAN 2 High | |
| CAN E2 L | Chassis CAN 2 Low | |
| CAN G H | Front end CAN High | |
| CAN G L | Front end CAN Low | |
| CAN-H_H | Vehicle dynamics CAN High | |
| CAN-H_L | Vehicle dynamics CAN Low | |
| CAN-HAL_H | Rear axle steering CAN High | |
| CAN-HAL_L | Rear axle steering CAN Low | |
| CAN HMI H | User interface CAN High | |
| CAN HMI L | User interface CAN Low | |
| CAN-LR_H | Steering wheel CAN High | |
| CAN-LR_L | Steering wheel CAN Low | |
| CAN MMI H | Multimedia CAN High | |
| CAN MMI L | Multimedia CAN Low | |
| CEN+ | Center instrument panel speaker supply | |
| CEN- | Center instrument panel speaker ground | |
| Center+ | Center instrument panel speaker supply | |
| Center- | Center instrument panel speaker ground | |
| CenMF+ | Center instrument panel speaker supply | |
| CenMF- | Center instrument panel speaker ground | |
| CenTF+ | Center instrument panel tweeter supply | |
| CenTF- | Center instrument panel tweeter ground | |
| Clock + | Cycle 1 High | |
| Clock - | Cycle 1 Low | |
| Crash | Crash signal | |
| Crash out, analog | Analog crash output | |
| Crash out, dig | Crash output, digital (USA) | |
| Cntrl1 | Control line | |
| Control Line | Control line | |
| CTA | Cable detect signal | |
| DAB | DAB band III antenna amplifier input signal | |
| DAB-TV1 | TV and DAB antenna splitter input signal | |
| DAB-TV2 | TV and DAB antenna splitter input signal | |
| DAB OUT | Digital Audio Broadcasting output signal | |
| Data | Data | |
| DATA | Data, parking system distance sensor | |
| Data 0+ | Data channel 0 + | |
| Data 0- | Data channel 0 - | |
| Data 1+ | Data channel 1 + | |
| Data 1- | Data channel 1 - | |
| Data 2+ | Data channel 2 + | |
| Data 2- | Data channel 2 - | |
| Defrost+ | Multifunction camera auxiliary heater heating element supply | |
| Defrost- | Multifunction camera auxiliary heater heating element ground | |
| DCM | Motor (minus) of throttle valve actuator | |
| DCP | Motor (plus) of throttle valve actuator 1 | |
| DF HL M | Left rear rpm sensor ground | |
| DF HL S | Left rear rpm sensor signal | |
| DF HR M | Right rear rpm sensor ground | |
| DF HR S | Right rear rpm sensor signal | |
| DF VL M | Left front rpm sensor ground | |
| DF VL S | Left front rpm sensor signal | |
| DF VR M | Right front rpm sensor ground | |
| DF VR S | Right front rpm sensor signal | |
| DKI1 | Swirl flap actual value transducer 1 | |
| DKI2 | Swirl flap actual value transducer 2 | |
| DKM | Swirl flap actuator motor ground | |
| DKP | Swirl flap actuator motor supply | |
| Diag. | Diagnosis | |
| DS_BF+ | Passenger-side pressure sensor + | |
| DS_BF- | Front passenger pressure sensor - | |
| DS_FA+ | Driver-side pressure sensor + | |
| DS_FA- | Pressure sensor, driver - | |
| DST | Fuel tank pressure sensor signal | |
| E_A_5VIP | Actual value potentiometer supply | |
| E_A_DKR1 | Pressure and temperature sensor for fuel rail pressure 1 | |
| E_A_DKR2 | Pressure and temperature sensor for fuel rail pressure 2 | |
| E_A_DREG1 | Full-load regeneration pressure sensor 1 | |
| E_A_DREG2 | Full-load regeneration pressure sensor 2 | |
| E_A_DS1 | Pressure sensor in intake manifold 1 | |
| E_A_DS2 | Pressure sensor in intake manifold 2 | |
| E_A_DSLL1 | Pressure sensor upstream of throttle valve 1 | |
| E_A_DSLL2 | Pressure sensor upstream of throttle valve 2 | |
| E_A_DSVV1 | Pressure sensor downstream of air filter 1 | |
| E_A_DSVV2 | Pressure sensor downstream of air filter 2 | |
| E_A_DST1 | Fuel tank pressure sensor 1 | |
| E_A_IP1S1 | Throttle valve 1 feedback sensor 1 | |
| E_A_IP1S2 | Throttle valve 1 feedback sensor 2 | |
| E_A_IP2S1 | Throttle valve 2 feedback sensor 1 | |
| E_A_IP2S2 | Throttle valve 2 feedback sensor 2 | |
| E_A_LSUUN1 | Oxygen sensor 1, Nernst voltage | |
| E_A_LSUUN2 | Oxygen sensor 2, Nernst voltage | |
| E_A_LSUIA1 | Oxygen sensor 1, compensating current | |
| E_A_LSUIA2 | Oxygen sensor 2, compensating current | |
| E_A_LSUIP1 | Oxygen sensor 1, pump flow rate | |
| E_A_LSUIP2 | Oxygen sensor 2, pump current | |
| E_A_LSHK1 | LTC lambda sensor 1 downstream of CAT | |
| E_A_LSHK2 | LTC oxygen sensor 2 downstream of CAT | |
| E_A_SP1S | Accelerator pedal sensor 1 | |
| E_A_SP2S | Accelerator pedal sensor 2 | |
| E_A_TANS1 | Intake air temperature in intake manifold 1 | |
| E_A_TANS2 | Intake air temperature in intake manifold 2 | |
| E_A_TKS1 | Pressure and temperature sensor for fuel rail temperature 1 | |
| E_A_TKS2 | Pressure and temperature sensor for fuel rail temperature 2 | |
| E_A_TMOT1 | Engine/coolant temperature sensor 1 | |
| E_A_TOEL | Oil temperature sensor | |
| Ecall Button | Emergency call system switch | |
| Ecall LED | LED signal, emergency call system switch | |
| EDW | ATA [EDW] signal | |
| E_F_KS1A | Knock sensor 1 A | |
| E_F_KS1B | Knock sensor 1 B | |
| E_F_KS2A | Knock sensor 2 A | |
| E_F_KS2B | Knock sensor 2 B | |
| E_F_KS3A | Knock sensor 3 A | |
| E_F_KS3B | Knock sensor 3 B | |
| E_F_KS4A | Knock sensor 4 A | |
| E_F_KS4B | Knock sensor 4 B | |
| E_F_KWG | Crankshaft sensor | |
| E_F_NWGA1 | Exhaust rpm sensor 1 | |
| E_F_NWGA2 | Exhaust rpm sensor 2 | |
| E_F_NWGE1 | Intake rpm sensor 1 | |
| E_F_NWGE2 | Intake rpm sensor 2 | |
| EF HFM1 | Hot film MAF sensor signal | |
| EF REF1 | Hot film MAF sensor reference signal | |
| EKP | Actuation of electric fuel pump | |
| EKP_EC_U | Actuation of electric fuel pump, phase signal U | |
| EKP_EC_V | Actuation of electric fuel pump, phase signal V | |
| EKP_EC_W | Actuation of electric fuel pump, phase signal W | |
| E-Magnet VCC | Park pawl locking solenoid supply | |
| E-Magnet GND | Park pawl locking solenoid ground | |
| E_S_CRASH | Crash signal input | |
| E_T_LTOEL | Oil temperature input signal | |
| EV1 | Injection valve output stage 1 cyl. 1 | |
| EV2 | Injection valve output stage 2 cyl. 5 | |
| EV3 | Injection valve output stage 3 cyl. 4 | |
| EV4 | Injection valve output stage 4 cyl. 2 | |
| EV5 | Injection valve output stage 5 cyl. 6 | |
| EV6 | Injection valve output stage 6 cyl. 3 | |
| EV7 | Injection valve output stage 7 cyl. 7 | |
| EV8 | Injection valve output stage 8 cyl. 8 | |
| EZS SBW | Signal input (door contact switch) | |
| FAN Line | External fan check | |
| FAN Diag. | External fan diagnosis | |
| FBL | Function illumination | |
| FH H | Power window up | |
| FH T | Power window down | |
| FH_ALL_H | All power windows rising | |
| FH_ALL_T | All power windows lowering | |
| Fix_GND_Loop | Gearshift module electric controller unit ground | |
| FL | Rear lights actuation | |
| FL+ | Front left speaker signal (+) | |
| FL- | Front left speaker signal (-) | |
| Flex AMG_BM | AMG bus flex negative | |
| Flex AMG_BP | AMG bus flex positive | |
| FR+ | Front right speaker signal (+) | |
| FR- | Front right speaker signal (-) | |
| FL_GND | Fuel tank fill level sensor ground | |
| FL_rechts | Fuel tank fill level sensor input signal | |
| FLM+ | Left door midrange speaker supply | |
| FLM- | Left door midrange speaker ground | |
| FLT+ | Left front tweeter supply | |
| FLT- | Left front tweeter ground | |
| FLW+ | Left front speaker supply | |
| FLW- | Left front speaker ground | |
| FRM+ | Right door midrange speaker supply | |
| FRM- | Right door midrange speaker supply ground | |
| FRT+ | Right front tweeter supply | |
| FRT- | Right front tweeter ground | |
| FRW+ | Right front speaker supply | |
| FRW- | Right front speaker ground | |
| FM1/AM | FM1/AM antenna signal | |
| FM2 | FM2 antenna signal | |
| Gear_Activator 1 | Shift fork 1 activation signal | |
| Gear_Activator 2 | Shift fork 2 activation signal | |
| Gear_Activator 3 | Shift fork 3 activation signal | |
| Gear_Activator 4 | Shift fork 4 activation signal | |
| GND | Ground | |
| GND Druck li | Left active engine/transmission mount ground | |
| GND Druck re | Right active engine/transmission mount ground | |
| GND LIN 1/LIN 2 | Ground for LIN 1/LIN 2 | |
| GND Speed Se | Internal shaft rpm sensor ground | |
| GND Transout | Output shaft rpm sensor ground | |
| GND Odd Shaft | Hollow shaft rpm sensor ground | |
| GPS | Global Positioning System | |
| GSM | Global System for Mobile Communications | |
| GSS HL | Seat belt buckle switch, rear left | |
| GSS HM | Seat belt buckle switch, rear center | |
| GSS HR | Seat belt buckle switch, rear right | |
| GSS, BF | Passenger-side seat belt buckle switch | |
| GSS, FA | Driver-side seat belt buckle switch | |
| HALL_GND | Hall sensor ground | |
| HAV | Heater shutoff valve | |
| HD_O | Rear switch module top sensor signal | |
| HD_U | Rear switch module bottom sensor signal | |
| Heizung li. | Left AIRSCARF heating element actuation | |
| Heizung re. | Right AIRSCARF heating element actuation | |
| HFE | Trunk lid locking element | |
| HFM 1 | Reference ground 1 | |
| HFM 2 | Reference ground 2 | |
| HL + | Left rear door speaker + | |
| HL- | Left rear door speaker - | |
| HR | Main relay | |
| HR+ | Right rear door speaker + | |
| HR- | Right rear door speaker - | |
| HS 1 | Hall sensor 1 signal | |
| HS (+) | Hall sensor power supply | |
| HS (-) | Hall sensor ground | |
| HSVL | High-speed video link | |
| HT L+ | Left door tweeter supply | |
| HT L- | Left door tweeter ground | |
| HT R+ | Right door tweeter supply | |
| HT R- | Right door tweeter ground | |
| HV_HS (+) | HV Hall sensor supply | |
| HV_HS (-) | HV Hall sensor ground | |
| HV_Mot+ | HV motor (+on) | |
| HV_Mot- | HV motor (-on) | |
| INA_Res1 | Transmission oil temperature sensor, signal | |
| Info | I-Call button | |
| Info LED | MB Info button LED actuation | |
| INJ H | Actuation of high side injector | |
| INJ L | Actuation of low side injector | |
| IP1S | Throttle valve potentiometer 1 signal | |
| IP2S | Throttle valve potentiometer 2 signal | |
| IPM | Throttle valve potentiometer sensor ground | |
| IRS LED | Interior protection feedback | |
| IRS OFF | "Interior protection off" signal | |
| Kanal 1 An. | Left/right high beam anode | |
| Kanal 1 Kat. | Left/right high beam cathode | |
| Kanal 2 An. | Left/right high beam anode | |
| Kanal 2 Kat. | Left/right high beam cathode | |
| Kanal 3 An. | Left/right low beam anode | |
| Kanal 3 Kat. | Left/right low beam cathode | |
| Kanal 4 An. | Left/right parking light and daytime running light anode | |
| Kanal 4 Kat. | Left/right parking light and daytime running light cathode | |
| Kanal 5 An. | Left/right front turn signal light anode | |
| Kanal 5 Kat. | Left/right front turn signal light cathode | |
| Kanal 6 An. | Left/right front side marker lamp anode | |
| Kanal 6 Kat. | Left/right front side marker lamp cathode | |
| KB, FA+ | Driver knee airbag + | |
| KB, FA- | Driver knee airbag - | |
| KB, BF+ | Front passenger knee airbag + | |
| KB, BF- | Front passenger knee airbag - | |
| KDS_Sig. | Input signal of fuel tank pressure sensor | |
| Kl. 50 | Starter control (direct) | |
| KMD | Refrigerant pressure | |
| KS_M | Knock sensor ground | |
| KS_S | Knock sensor signal | |
| KWG | Crankshaft rpm sensor | |
| LDS1 | Rotary light switch, position 1 | |
| LDS2 | Rotary light switch, position 2 | |
| LDS3 | Rotary light switch, position 3 | |
| LED | LED | |
| LED 31 | LED, ground signal | |
| LED_M | LED, ground signal | |
| LIN | LIN bus | |
| LIN A4 | Audio LIN | |
| LIN 1 | Instrument panel LIN | |
| LIN 2 | Wiper/inside rear-view mirror LIN | |
| LIN 3 | Climate control operating unit LIN | |
| LIN B4 | Rear SAM LIN | |
| LIN B5 | Left door LIN | |
| LIN B6 | Right door LIN | |
| LIN B8 | AC operation LIN | |
| LIN B11 | AMG DRIVE UNIT LIN | |
| LIN B15 | Battery sensor LIN | |
| LIN B27 | KEYLESS-GO LIN | |
| LIN C1 | Drive train LIN | |
| LIN E1 | Steering LIN | |
| LL L 12V | 12V, left reading lamp | |
| LL R 12V | 12V, right reading lamp | |
| Lo_SUBW+ | Subwoofer output signal, + | |
| LineIn+ | Subwoofer amplifier actuation input signal + | |
| LineIn- | Subwoofer amplifier actuation input signal - | |
| LineOUT1+ | Subwoofer amplifier actuation + | |
| LineOUT1- | Subwoofer amplifier actuation - | |
| Lo_SUBW- | Subwoofer output signal, - | |
| LO_WoFL+ | Left front speaker output signal, + | |
| LO_WoFL- | Left front speaker output signal, - | |
| LO_WoFR+ | Right front speaker output signal, + | |
| LO_WoFR- | Right front speaker output signal, - | |
| LO_WoRL+ | Left rear speaker output signal, + | |
| LO_WoRL- | Left rear speaker output signal, - | |
| LO_WoRR+ | Right rear speaker output signal, + | |
| LO_WoRR- | Right rear speaker output signal, - | |
| LS2HK | Oxygen sensor signal in catalytic converter, left bank | |
| LSH1HK | Oxygen sensor heater in catalytic converter, right bank | |
| LSH2HK | Oxygen sensor heater in catalytic converter, left bank | |
| LSHK | Oxygen sensor signal in catalytic converter, right bank | |
| LS HS h/t (+) | Steering column up/down Hall sensor signal | |
| LS HS V/Z (+) | Steering column in/out Hall sensor signal | |
| LS HS (-) | Steering column in/out Hall sensor circuit 31 | |
| LSK | Oxygen sensor upstream of catalytic converter, left bank | |
| LSM h/t | Steering column up/down adjustment motor | |
| LSM V/Z | Steering column in/out adjustment motor | |
| LSM V/Z, h/t | Steering column in/out adjustment motor and steering column up/down adjustment motor | |
| LUES | Engine fan (pulse width modulated signal) | |
| LVDS+ | Differential signal transmission with low voltage level LVDS + | |
| LVDS- | Differential signal transmission with low voltage level, LVDS - | |
| LVDS Rx+ | Differential signal transmission with low voltage level LVDS signal RX+ | |
| LVDS Rx- | Differential signal transmission with low voltage level LVDS signal RX- | |
| LVDS Tx+ | Differential signal transmission with low voltage level LVDS signal TX+ | |
| LVDS Tx- | Differential signal transmission with low voltage level LVDS signal TX- | |
| LV_HS (+) | LV Hall sensor supply | |
| LV_HS (-) | LV Hall sensor ground | |
| LV_Mot+ | LV motor (+ fore) | |
| LV_Mot- | LV motor (- fore) | |
| LWR | Headlamp range adjustment | |
| M_C_GND | EMC ground (dynamic) | |
| MIDL + | Left door midrange speaker supply | |
| MIDL - | Left door midrange speaker ground | |
| MIDR + | Right door midrange speaker supply | |
| MIDR - | Right door midrange speaker ground | |
| Mic. + | Microphone + | |
| Mic. - | Microphone - | |
| Mic. 1+ | Microphone 1+ | |
| Mic. 2+ | Microphone 2+ | |
| ML+ | Backrest motor (+fore) | |
| M_L+ | Left electric parking brake actuator motor + | |
| M_L- | Left electric parking brake actuator motor - | |
| ML/K | Backrest/head restraint motor (fore/up) | |
| MLS | Steering column in/out motor (+in), up/down (+up) | |
| MLS, H | Steering column up/down motor (- up) | |
| MLS, V | Steering column in/out motor (-in) | |
| MOST | Media Oriented System Transport (MOST) | |
| MOST IN | MOST Receiver IN | |
| MOST OUT | MOST Transmitter OUT | |
| M_R+ | Right electric parking brake actuator motor + | |
| M_R- | Right electric parking brake actuator motor - | |
| M_R_SEN04 | Ground connection 4 | |
| M_R_IP1 | Actual value potentiometer 1 ground connection | |
| M_R_IP2 | Actual value potentiometer 2 sensor ground | |
| M_R_LSHK1 | Ground connection, LTC lambda sensor 1 downstream of CAT | |
| M_R_LSHK2 | LTC oxygen sensor 2 downstream of CAT sensor ground | |
| M_R_SEN04 | Ground connection 4 | |
| M_R_SEN09 | Ground connection 9 | |
| M_R_SP1M | Pedal sensor ground | |
| M_R_SP2M | Pedal sensor ground | |
| M_R_SP2 | Reference ground | |
| Mute | Mute function | |
| NC | Not assigned | |
| nE/850 | Clutch input speed signal | |
| NSL-L | Left rear fog lamp | |
| NSL-R | Right rear fog lamp | |
| NTC | NTC resistor signal | |
| NV_HS (+) | NV Hall sensor supply | |
| NV_HS (-) | NV Hall sensor ground | |
| NV_Mot+ | NV motor (+on) | |
| NV_Mot- | NV motor (-on) | |
| NWAE2 | Left bank exhaust rpm sensor | |
| NWGA1 | Right bank exhaust rpm sensor | |
| NWGE1 | Right bank intake rpm sensor | |
| NWGE2 | Left bank intake rpm sensor | |
| NWG_M | Sensor ground 1 | |
| NWSA 1 | Exhaust camshaft positioner, right bank | |
| NWSA 2 | Exhaust camshaft positioner, left bank | |
| NWSE 1 | Intake camshaft positioner, right bank | |
| NWSE 2 | Inlet camshaft positioner, left bank | |
| On/Off | ON/OFF | |
| OUT_PWM1 | Pulse width modulation 1 signal | |
| PG, FA+ | Left front wing door, door squib output signal | |
| PG, FA- | Left front wing door, door squib ground | |
| PG, BF+ | Right front wing door, door squib output signal | |
| PG, BF- | Right front wing door, door squib ground | |
| Phase A | Fuel pump phase signal | |
| Phase B | Fuel pump phase signal | |
| Phase C | Fuel pump phase signal | |
| Pumpe L | Convertible top control hydraulic unit electric motor, left-handed rotation | |
| Pumpe R | Convertible top control hydraulic unit electric motor, right-handed rotation | |
| PML 12V | Speed-sensitive power steering 12 V valve | |
| PWM | Pulse width modulation signal | |
| PWM/ESIM | Fuel pump relay pulse width signal | |
| pos_GA1/821 | Regulation valve A signal | |
| pos_GA1/822 | Regulation valve B signal | |
| pos_GA1/823 | Regulation valve C signal | |
| pos_GA1/824 | Regulation valve D signal | |
| pos_GA1/825 | Switchover valve signal | |
| ps_K1/811 | Clutch 1 pressure sensor signal | |
| ps_K2/812 | Clutch 2 pressure sensor signal | |
| ps_System/880 | System pressure sensor signal | |
| RESET | Resetting signal | |
| RL+ | Rear left speaker (+) signal | |
| RL- | Left rear speaker (-) signal | |
| RR+ | Rear right speaker (+) signal | |
| RR- | Rear right speaker signal (-) | |
| REF 1 | Reference signal 1 | |
| REF 2 | Reference signal 2 | |
| REG | Purge valve | |
| return_line | Feedback for front passenger seat occupancy recognition and belt tension sensor | |
| RFL | Backup lamp | |
| RFL-L | Left backup lamp | |
| RFL-R | Right backup lamp | |
| RL | Left rear | |
| RM Comfort | Comfort feedback | |
| RM Sport | Sport feedback | |
| RR | Right rear | |
| RSS GND ON | No-load current circuit ON ground | |
| RSS GND OFF | No-load current circuit OFF ground | |
| RSS OFF | No-load current circuit OFF | |
| RSS ON | No-load current circuit ON | |
| RSS AUS | RSS switch off + | |
| RSS EIN | RSS switch on + | |
| rs_K1/121 | Clutch 1 redundancy signal | |
| rs_K2/122 | Clutch 2 redundancy signal | |
| Rx+ | Differential signal transmission with low voltage level LVDS signal RX+ | |
| Rx- | Differential signal transmission with low voltage level LVDS signal RX- | |
| RX In | ETC RX signal (input) | |
| S1V | Front sensor 1 | |
| S2V | Front sensor 2 | |
| S10H | Rear sensor 10 | |
| S3V | Front sensor 3 | |
| S4V | Front sensor 4 | |
| S5V | Front sensor 5 | |
| S6V | Front sensor 6 | |
| S7H | Rear sensor 7 | |
| S8H | Rear sensor 8 | |
| S9H | Rear sensor 9 | |
| SB, BF+ | Passenger-side side airbag + | |
| SB, BF- | Passenger-side side airbag | |
| SB, FA+ | Driver-side side airbag + | |
| SB, FA- | Driver-side side airbag - | |
| SB, HL- | Left rear side airbag - | |
| SB, HR+ | Right rear side airbag + | |
| SB, HR- | Right rear side airbag - | |
| SB, HL+ | Left rear side airbag + | |
| SBP, DR+ | Driver belt force limiter supply | |
| SBP, DR- | Driver belt force limiter ground | |
| SBP, PA+ | Front passenger belt force limiter supply | |
| SBP, PA- | Front passenger belt force limiter ground | |
| SDAR | SDAR antenna input signal | |
| SENM1 | Pressure sensor ground 1 | |
| Sensor_Supply | Sensor supply voltage | |
| Sensor_GND | Sensor ground | |
| s_GA_sol/320 | Shift fork group activation signal | |
| s_LP_sol/041 | Oil pump bypass switchover valve control signal | |
| S_HPLP/040 | High/low pressure switch control signal | |
| s_Parklock/420 | Park pawl position sensor, signal | |
| S_Sig. | Sensor signal | |
| S_Sig. v. Li. | Left front sun sensor signal | |
| S_Sig. v. Re. | Right front sun sensor signal | |
| SH (+) | Mirror heater power supply | |
| SH (-) | Mirror heater ground | |
| Shield | Shield | |
| Sig. | Signal | |
| Sig.1 | Bottom left motor unit limit switch signal | |
| Sig.2 | Top left motor unit limit switch signal | |
| Sig.3 | Bottom right motor unit limit switch signal | |
| Sig.4 | Top right motor unit limit switch signal | |
| Sig.5 | Bottom left bow wave limit switch signal | |
| Sig.6 | Top left bow wave limit switch signal | |
| Sig.7 | Bottom right bow wave limit switch signal | |
| Sig.8 | Top right bow wave limit switch signal | |
| Signal Druck li | Left active engine/transmission mount signal | |
| Signal Druck re | Right active engine/transmission mount signal | |
| SIG | Signal | |
| SIG1 | Signal 1, brake light switch | |
| SIG2 | Signal 2, brake light switch | |
| SIG3 | Signal 3, brake light switch | |
| SL_FEP_C | Left side flap closed sensor signal | |
| SL_FEP_O | Left side flap open sensor signal | |
| SL-L | Left taillamp | |
| SL-R | Right taillamp | |
| SL_RS_C | Soft top stowed and locked sensor signal | |
| SLP | Relay of secondary air injection pump 1 | |
| SLV | Secondary air valve | |
| SL_WFL_CL | Left soft top locked sensor signal | |
| SL_WFL_CR | Right soft top locked sensor signal | |
| SM | Side-marker lamp | |
| SOS | E-call button | |
| SOS LED | SOS button LED actuation | |
| SP_FEP_O | Left side flap open sensor signal | |
| SPI_CLK | Synchronous serial data transfer for clock | |
| SPI_MISO | Synchronous serial data transfer for master in - slave out | |
| SPI_MOSI | Synchronous serial data transfer for master out - slave in | |
| SpkOut+ | Rear subwoofer actuation + | |
| SpkOut- | Rear subwoofer actuation - | |
| SP1M | Sensor ground, accelerator pedal sensor 1 | |
| SP1S | Signal, accelerator pedal sensor 1 | |
| SP_DWFL_C | Lock actuation element closed sensor signal | |
| SP_DWFL_O | Lock actuation element open sensor signal | |
| SP_RP_C | Soft top closed sensor signal | |
| SP_RP_O | Soft top open sensor signal | |
| Spule+ li | Left active engine/transmission mount coil + | |
| Spule- li | Left active engine/transmission mount coil - | |
| Spule+ re | Right active engine/transmission mount coil + | |
| Spule- re | Right active engine/transmission mount coil - | |
| SS_BF+ | Front side airbag sensor, front passenger + | |
| SS_BF- | Front side airbag sensor, front passenger - | |
| SS_FA+ | Front side airbag sensor, driver + | |
| SS_FA- | Front side airbag sensor, driver - | |
| SSK_START | Status of standstill coordinator | |
| SSR_C | Right side flap CLOSED sensor | |
| SSR_O | Right side flap OPEN sensor | |
| S T ESP | AMG ESP® Sport OFF button signal | |
| S T AMG | AMG button signal | |
| S TS | AMG suspension button signal | |
| STR | Starter relay | |
| STR+ | Starter relay (+) | |
| STR- | Starter relay (-) | |
| SUB FL+ | Left front subwoofer supply | |
| SUB FL- | Left front subwoofer ground | |
| SUB FR+ | Right front subwoofer supply | |
| SUB FR- | Right front subwoofer ground | |
| SurML+ | Left rear surround sound system midrange speaker supply | |
| SurML- | Left rear surround sound system midrange speaker ground | |
| SurMR+ | Right rear surround sound system midrange speaker supply | |
| SurMR- | Right rear surround sound system midrange speaker ground | |
| Sur R+ | Rear surround sound system midrange speaker supply | |
| Sur R- | Rear surround sound system midrange speaker ground | |
| Supply ps K1 | Clutch 1 regulation valve supply | |
| Supply ps K2 | Clutch 2 regulation valve supply | |
| SV_M1 | Up/down mirror adjustment (+ up) | |
| SV_M1M2 | Mirror adjustment M1/M2 | |
| SV_M2 | Left/right mirror adjustment (+ left) | |
| SVS_GND | Front switch group, seat adjustment, ground | |
| SVS_5V | Front seat adjustment switch group, 5 V | |
| SW-1 | Electric parking brake switch ground | |
| SW-2 | Electric parking brake switch supply | |
| SW-3 | Electric parking brake switch ground | |
| SW-4 | Electric parking brake switch supply | |
| SW-6 | Electric parking brake switch supply | |
| T1/870 | Clutch 1 temperature sensor signal | |
| T2/870 | Clutch 2 temperature sensor signal | |
| T2_870 | Clutch cooling temperature sensor signal | |
| Tele Aid | Tele Aid signal | |
| Telefon Mute | Telephone mute | |
| Temp. | Temperature signal | |
| Term. | Termination | |
| T_GND | Ground for temperature sensors | |
| TG L | Left fill level sensor | |
| TG R | Right fill level sensor | |
| THS | Coolant thermostat | |
| TK | Door contact switch signal | |
| T_Kanal 1 | Left/right high beam temperature sensor signal | |
| T_Kanal 3 | Left/right low beam temperature sensor signal | |
| T_Kanal 4 | Left/right front turn signal light temperature sensor signal | |
| TMOT | Coolant temperature sensor signal | |
| TMTL + | Left front footwell woofer supply | |
| TMTL - | Left front footwell woofer ground | |
| TMTR + | Right front footwell woofer supply | |
| TMTR - | Right front footwell woofer ground | |
| T_Pumpe | Soft top control hydraulic unit temperature sensor signal | |
| TV1 | Antenna signalTV1 | |
| TV2 | Antenna signalTV2 | |
| TV3 | Antenna signalTV3 | |
| Tx+ | Differential signal transmission with low voltage level LVDS signal TX+ | |
| Tx- | Differential signal transmission with low voltage level LVDS signal TX- | |
| TX Out | VICS TX signal (output) | |
| UB | Battery voltage | |
| UFS, BF+ | Front passenger front-end sensor + | |
| UFS, BF- | Front passenger front-end sensor - | |
| UFS, FA+ | Driver front-end sensor + | |
| UFS, FA- | Driver front-end sensor - | |
| UIP | Sensor supply 5 V | |
| U_SENS | Sensor power supply | |
| U_PWG1 | Accelerator pedal sensor supply | |
| USB D+ | USB Data+ | |
| USB D- | USB Data- | |
| USB 1D+ | USB data 1 + | |
| USB 1D- | USB data 1 - | |
| USB 2D+ | USB data 2 + | |
| USB 2D- | USB data 2 - | |
| USB +5V | USB, +5V power supply | |
| USB GND | USB, ground | |
| VAL_FL- | Left front axle damping valve unit ground | |
| VAL_FL+ | Left front axle damping valve unit activation signal | |
| VAL_FR- | Right front axle damping valve unit ground | |
| VAL_FR+ | Right front axle damping valve unit activation signal | |
| VAL_RL- | Left rear axle damping valve unit ground | |
| VAL_RL+ | Left rear axle damping valve unit activation signal | |
| VAL_RR- | Right rear axle damping valve unit ground | |
| VAL_RR+ | Right rear axle damping valve unit activation signal | |
| VCC_+5V | 5 V supply, AMG Performance Media control unit connection | |
| VD_AUF | Soft top "open" valve | |
| VD_ZU | Soft top "closed" valve | |
| VICS RX | Differential signal transmission with low voltage level LVDS signal RX | |
| VICS TX | Differential signal transmission with low voltage level LVDS signal TX | |
| Video | Video signal | |
| Video GND | Video, ground signal | |
| VLA1+ | Signal 1 +, left/right headlamp range control actuator motor | |
| VLA1- | Signal 1 -, left/right headlamp range control actuator motor | |
| VLA2+ | Left/right headlamp range adjustment signal 2 + actuator motor | |
| VLA2- | Left/right headlamp range adjustment signal 2 - actuator motor | |
| VL + | Left front door speaker + | |
| VL - | Left front door speaker - | |
| VR+ | Right front door speaker + | |
| VR- | Right front door speaker - | |
| Voc 12V Speed Se | 12 V internal shaft rpm sensor | |
| Voc 12V Transout | 12 V output shaft rpm sensor | |
| Voc 12V Odd Shaft | 12 V hollow shaft rpm sensor | |
| Wake up | Cut-in signal | |
| WB, VL+ | Left front window airbag + | |
| WB, VL- | Left front window airbag - | |
| WB, VR+ | Right front window airbag + | |
| WB, VR- | Right front window airbag - | |
| WH | Breakdown assistance button signal output | |
| WH (+) | Rear warning elements supply | |
| WH (-) | Rear warning elements ground | |
| WH (Data) | Rear warning elements signal | |
| WHEEL_FL | Left front wheel acceleration sensor signal | |
| WHEEL_FR | Right front wheel acceleration sensor signal | |
| WLAN | Wireless local area network | |
| WS | TDCall button | |
| WSS_LIN | LIN signal, Weight Sensing System (WSS) | |
| WS LED | Breakdown assistance button LED actuation | |
| WV (+) | Front warning elements supply | |
| WV (-) | Front warning elements ground | |
| WV (Data) | Front warning elements signal | |
| ZUE 1 | Ignition signal 1 ignition coil cyl. 1 | |
| ZUE 2 | Ignition signal 1 ignition coil cyl. 5 | |
| ZUE 3 | Ignition signal 3, cyl. 4 ignition coil | |
| ZUE 4 | Ignition signal 4, cyl. 2 ignition coil | |
| ZUE 5 | Ignition signal 5, cyl. 6 ignition coil | |
| ZUE 6 | Ignition signal 6, cyl. 3 ignition coil | |
| ZUE 7 | Ignition signal 7, cyl. 7 ignition coil | |
| ZUE 8 | Ignition signal 8, cyl. 8 ignition coil | |
| ZV | Central locking | |
| ZVA1 | Output 1, central locking system | |
| ZVA2 | Output 2, central locking system | |
| ZV Ant. | Central locking antenna module signal | |
| ZV-Mot + | Central locking motor |