Abbreviations of signal and circuit designations for wiring diagrams - OV00.01-P-1001-28SAA
Model 221
| Abbreviation | Designation | Notes |
|---|---|---|
| (+) | Power supply | |
| (-) | Ground | |
| +5 V | Sensor supply (5V) | |
| 15 | Terminal 15 | |
| 15 g | Circuit 15g (limp-home, if central CAN fails) | |
| 15R | Circuit 15R | |
| 2.Batt. | 2nd battery | |
| 3.BL | Center high-mounted stop lamp LEDs | |
| 30 | Circuit 30 | |
| 30g | Circuit 30g | |
| 30z | Circuit 30z | |
| 30_HoStr | Circuit 30, high-current connection | |
| 31 | Tml. 31 | |
| 33 | Mirror, fold in (+ drive mode) | |
| 33 | Mirror, fold in (+ garage position) | |
| 49 | Direction indicator lamp | |
| 49a L | Left turn signal | |
| 49a R | Right turn signal | |
| 54 | Circuit 54 stop lamp | |
| 55l | Left foglamp | |
| 55 R | Right fog light | |
| 56a | Main beam | |
| 56a L | Left high beam/infrared light | |
| 56a R | Right high beam/infrared light | |
| 56a-xenon | Bi-xenon high beam | |
| 56b | Low beam | |
| 56b L | Left low beam | |
| 56b R | Right low beam | |
| 57 L | Left parking lamp | |
| 57 R | Right parking lamp | |
| 58 | Ambiance illumination | |
| 58d | Circuit 58d | |
| 58L | Left side marker | |
| 58R | Right side marker | |
| 61 | Terminal 61 (signal output) | |
| 87 | Circuit 87 | |
| AAV | Activated charcoal filter shutoff valve | |
| AB (-) | Airbag ground | |
| AB St2 + | Airbag stage 2 (positive) | |
| as of St2 - | Airbag stage 2 (ground) | |
| AB-St1 + | Airbag stage 1 (positive) | |
| AB-St1 - | Airbag stage 1 (ground) | |
| AB1, BF+ | Passenger-sidebag 1st stage + | |
| AB1, BF- | Passenger-sidebag 1st stage - | |
| AB1, FA+ | Driver-sidebag 1st stage + | |
| AB1, FA- | Driver-sidebag 1st stage - | |
| AB2, BF+ | Passenger-sidebag 2nd stage + | |
| AB2, BF- | Front-passenger airbag, 2nd stage - | |
| AB2, FA+ | Driver-sidebag 2nd stage + | |
| AB2, FA- | Driver-sidebag 2nd stage - | |
| ABHRM | Right rear axle body acceleration sensor ground | |
| ABHRS | Right rear axle body acceleration sensor signal | |
| ABHRV | Right rear axle body acceleration sensor supply | |
| ABVLS | Left front axle body acceleration sensor signal | |
| ABVRM | Left and right front axle body acceleration sensor ground | |
| ABVRV | Left and right front axle body acceleration sensor supply | |
| AGR1M | Exhaust gas recirculation, right bank, motor negative | |
| AGR2M | Exhaust gas recirculation, left bank, motor negative | |
| AGR2P | EGR actuation 2 P | |
| AGRP1 | EGR potentiometer signal, right bank | |
| AGRP2 | EGR potentiometer signal, left bank | |
| AGT | Exhaust-gas temperature | |
| AIS ser. | AIS, serial | |
| AKF | Purge valve | |
| ACSR [AKSE] | Automatic child seat recognition | |
| Ant-Contr. | Uant - Contrl | |
| Ant. Bt | Bluetooth antenna | |
| Ant. ETC | ETC antenna | |
| Ant. GPS | GPS antenna | |
| Drive train CAN | Drive train CAN | |
| Drive train LIN | Drive train LIN | |
| Drive train sensor CAN | Drive train sensor CAN | |
| Audio-GND | Audio - GND | |
| Audio-L | Audio - L | |
| Audio-R | Audio - R | |
| Audio-Shield | Audio - Shield | |
| Austemp + | Outside temperature (+) | |
| Austemp - | Outside temperature (-) | |
| AUX GND | AUX GND | |
| Left AUX | AUX audio input, left channel | |
| Right AUX | AUX audio input, right channel | |
| AUX Sh | AUX shield | |
| AUX-SUPPLY | AUX-SUPPLY (0.5 voltage supply (positive) for motor 2) | |
| A_EKA_l | Left EKAS (intake port shutoff) end position switch | |
| A_EKA_r | Right EKAS (intake port shutoff) end position switch | |
| A_P_ZUE1 | Ignition signal 1, cylinder 1 ignition coil | |
| A_P_ZUE2 | Ignition signal 2, cylinder 2 ignition coil | |
| A_P_ZUE3 | Ignition signal 3, cylinder 3 ignition coil | |
| A_P_ZUE4 | Ignition signal 4, cylinder 4 ignition coil | |
| A_P_ZUE5 | Ignition signal 5, cylinder 5 ignition coil | |
| A_P_ZUE6 | Ignition signal 6, cylinder 6 ignition coil | |
| A_P_ZUE7 | Ignition signal 7, cylinder 7 ignition coil | |
| A_P_ZUE8 | Ignition signal 8, cylinder 8 ignition coil | |
| A_S_SAM | On-board electrical system switchover, SAM | |
| A_S_SLV 1 | Secondary air valve | |
| A_T_DCM | Motor (negative), throttle valve actuator | |
| A_T_DCP | Motor (positive), throttle valve actuator | |
| A_T_NWSA1 | Exhaust camshaft positioner, right bank | |
| A_T_NWSA2 | Exhaust camshaft positioner, left bank | |
| A_T_NWSE1 | Intake camshaft positioner, right bank | |
| A_T_NWSE2 | Inlet camshaft positioner, left bank | |
| A_U_5VG1M | 5V sensor supply 1 | |
| BAV_12V | Brake Assist System valve, Highside | |
| BAV_A | Brake Assist System valve, Lowside | |
| BL | Stop lamp | |
| Bl-L | Left turn signal | |
| Bl-R | Right turn signal | |
| BLA | Stop lamp switch, output | |
| BPA_L | Boost pressure positioner actuation (O_T_BPA_L) | |
| BSL-L | Left stop lamp/taillamp LED | |
| BSL-R | Right stop lamp/taillamp LED | |
| B_D_LIN | LIN | |
| C | Camera 1 GND CV+ | |
| CACV | Charge air cooler bypass valve | |
| CAK, BF | Passenger-side NECK-PRO head restraint | |
| CAK, FA | Driver-side NECK-PRO head restraint | |
| CAN-A H | Telematics CAN HIGH | |
| CAN-A L | Telematics CAN LOW | |
| CAN-A Sh | Telematics CAN screen | |
| CAN-B H | Interior CAN HIGH | |
| CAN-B L | Interior CAN LOW | |
| CAN-C H | Drive train CAN High | |
| CAN-C L | Drive train CAN Low | |
| CAN-D H | Diagnostic CAN High | |
| CAN-D L | Diagnostic CAN Low | |
| CAN-E H | Chassis CAN High | |
| CAN-E L | Chassis CAN Low | |
| CAN-E Sh | Chassis CAN screen | |
| CAN-F H | Central CAN High | |
| CAN-F L | Central CAN Low | |
| CAN-F low frequency | Central CAN screen | |
| 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-Sen H | Rear sensor CAN High | |
| CAN-Sen L | Rear sensor CAN Low | |
| CEN + | Centerspeaker + | |
| CEN - | Centerspeaker - | |
| Center - | Left rear surround - | |
| Center+ | Left rear surround + | |
| CLK + | Clock + | |
| CLK - | Clock - | |
| Clock + | Cycle 1 High | |
| Clock - | Cycle 1 Low | |
| Crash out, dig | Crash output, digital (USA) | |
| Crash Sig. | Crash signal | |
| CV | Composite camera 1 CV | |
| CVH | Crankcase ventilation system heater | |
| Data | Data | |
| Data + | Data_+ | |
| Data - | Data_- | |
| Data H | Data high | |
| Data L | Data low | |
| Data-RLS | Data (rain sensor, light sensor) | |
| DCM | Throttle valve actuator motor (negative) | |
| DCP | Throttle valve actuator (motor positive) | |
| DCPM+ | Throttle valve actuator (motor positive) | |
| DCPM- | Throttle valve actuator (motor negative) | |
| DDS | Difference pressure sensor signal | |
| DFHL_M | Left rear RPM sensor ground | |
| DFHL_S | Left rear RPM sensor signal | |
| DFHR_M | Right rear RPM sensor ground | |
| DFHR_S | Right rear RPM sensor signal | |
| DFK | Rotary tumbler contact | |
| DFVL_M | Left front RPM sensor ground | |
| DFVL_S | Left front RPM sensor signal | |
| DFVR_M | Right front RPM sensor ground | |
| DFVR_S | Right front RPM sensor, signal | |
| Diag. | Diagnosis | |
| Diagnostic CAN | Diagnostic CAN | |
| DK1 | Tumble flap position sensor 1, left bank | |
| DK2 | Tumble flap position sensor 2, left bank | |
| DKI | Signal 1, throttle valve potentiometer 2 | |
| DKP | Motor (positive), throttle valve actuator 2 | |
| DRS | Camshaft sensor signal | |
| DRV + | Pressure regulator valve supply | |
| DS | Pressure sensor downstream of intake manifold throttle valve | |
| DS, BF+ | Passenger-side pressure sensor + | |
| DS, FA+ | Driver-side pressure sensor + | |
| DS, HL + | Left rear pressure sensor + | |
| DS, HR+ | Right rear pressure sensor + | |
| DSHKHP1 | Fuel high-pressure sensor | |
| DSKHP1 | Fuel high-pressure sensor | |
| DSLF-L | Pressure sensor in left air filter | |
| DSLF-R | Pressure sensor in right air filter | |
| DSLF1 | Pressure sensor signal, right bank downstream of air filter | |
| DSLF2 | Signal, pressure sensor 2 downstream of air filter | |
| DSLL | Pressure sensor upstream of throttle valve | |
| DST | Tank pressure sensor | |
| DZ-N2 | Engine speed N2 | |
| DZ-N3 | RPM N3 | |
| ECO | Power steering pump pressure release valve | |
| EGRCBP | EGR cooler bypass feedback signal | |
| EGRCSP | EGR cooler bypass | |
| EGRNEG | EGR motor, negative | |
| EGRPOS | EGR motor, positive | |
| EKA-A | Intake port shutoff actuation | |
| EKA-A | Pressure sensor signal downstream of particulate filter | |
| EKP | Fuel pump | |
| EKP | Fuel pump relay | |
| EKP+ | Fuel pump + | |
| EKP- | Fuel pump - | |
| EKPR | Fuel pump relay | |
| EKP_Lauf | Fuel pump actuation | |
| EMC 2 | Solenoid valve actuation for engine mount 2 | |
| ETC | Coolant thermostat heating element | |
| EUV-DK | Electronic switchover valve (EUV), tumble flap actuator | |
| EV1 | Injection valve 1 | |
| EV1 | Injection valve output stage 1 cyl. 1 | |
| EV10_ZYL 12 | Cylinder 12 injection valve | |
| EV11_ZYL 8 | Cylinder 8 injection valve | |
| EV12_ZYL 10 | Cylinder 10 injection valve | |
| EV1_ZYL 1 | Cylinder 1 injection valve | |
| EV2 | Injection valve 2 | |
| EV2 | Injection valve output stage 2 cyl. 4 | |
| EV2_ZYL 5 | Injection valve cylinder 5 (A_P_EV2_ZYL 5) | |
| EV3 | Injection valve 3 | |
| EV3 | Injection valve 5 | |
| EV3 | Injection valve output stage 3 cyl. 3 (A_P_EV3) | |
| EV3_ZYL 3 | Injection valve cylinder 3 (A_P_EV3_ZYL 3) | |
| EV4 | Injection valve 4 | |
| EV4 | Injection valve output stage 4 cyl. 6 (A_P_EV4) | |
| EV4_ZYL 6 | Injection valve cylinder 6 (A_P_EV4_ZYL 6) | |
| EV5 | Injection valve output stage 5 cyl. 2 (A_P_EV5) | |
| EV5_ZYL 2 | Injection valve cylinder 2 (A_P_EV5_ZYL 2) | |
| EV6 | Injection valve 6 | |
| EV6 | Injection valve output stage 6 cyl. 5 (A_P_EV6) | |
| EV6_ZYL 4 | Injection valve cylinder 4 (A_P_EV6_ZYL 4) | |
| EV7 | Injection valve 7 | |
| EV7_ZYL 7 | Injection valve cylinder 7 (A_P_EV7_ZYL 7) | |
| EV8 | Injection valve 8 | |
| EV8_ZYL 11 | Injection valve cylinder 11 (A_P_EV8_ZYL 11) | |
| EV9_ZYL 9 | Injection valve cylinder 9 (A_P_EV9_ZYL 9) | |
| EXTS1 | Exhaust gas temperature sensor 1 | |
| E_A_IP1S | Signal, throttle valve potentiometer 1 | |
| E_A_IP2S | Signal, throttle valve potentiometer 2 | |
| E_A_KS1A | Knock sensor signal A, right bank | |
| E_A_KS1B | Knock sensor signal B, left bank | |
| E_A_KS2A | Knock sensor signal A, right bank | |
| E_A_KS2B | Knock sensor signal B, left bank | |
| E_A_TMOT1 | Coolant temperature sensor signal | |
| E_F_KWGA | Crankshaft sensor signal | |
| E_F_KWGB | Crankshaft sensor ground | |
| E_F_NWGA1 | Exhaust camshaft positioner, right bank | |
| E_F_NWGA2 | Exhaust camshaft sensor, left bank | |
| E_F_NWGE1 | Inlet camshaft sensor, right bank | |
| E_F_NWGE2 | Inlet camshaft sensor, left bank | |
| Vehicle dynamics CAN | Vehicle dynamics CAN | |
| Chassis CAN | Chassis CAN | |
| FAN | Engine fan | |
| FBAS GND | CVBS GND (reversing camera) | |
| FBAS Sig. | FBAS B Signal (AUX) | |
| FH-high | FH high | |
| FH-Mot + | FH-motor (+high) | |
| FH-low | FH low | |
| FHRLY | Fuel filter heating relay | |
| FRB (+) | Footwell illumination supply | |
| FRB-VL | Left front footwell illumination | |
| FRB-VR | Right front footwell illumination | |
| Front end CAN | Front end CAN | |
| FSMOEL | Oil level switch | |
| FTS | Fuel temperature | |
| GK 1 | Glow plug 1 | |
| GK 2 | Glow plug 2 | |
| GK 3 | Glow plug 3 | |
| GK 4 | Glow plug 4 | |
| GK 5 | Glow plug 5 | |
| GK 6 | Glow plug 6 | |
| GK 7 | Glow plug 7 | |
| GK 8 | Glow plug 8 | |
| GK L | Left seat belt contact | |
| GK R | Right seat belt contact | |
| GND | GND | |
| GPS | GPS | |
| GPS Sh | GPS Shield | |
| GSS, BF | Passenger-side seat belt buckle switch | |
| GSS, FA | Driver-side seat belt buckle switch | |
| GST, BF+ | Passenger-side buckle emergency tensioning retractor + | |
| GST, BF- | Passenger-side buckle emergency tensioning retractor - | |
| GST, FA+ | Driver-side buckle emergency tensioning retractor + | |
| GST, FA- | Driver-side buckle emergency tensioning retractor - | |
| GTK-L | Left seat belt comfort-fit control | |
| GTK-R | Right seat belt comfort-fit control | |
| GUS, HL+ | Left rear emergency tensioning retractor + | |
| GUS, HL- | Left rear emergency tensioning retractor - | |
| GUS, HR+ | Right rear emergency tensioning retractor + | |
| GUS, HR- | Right rear emergency tensioning retractor - | |
| GUTK + | Seat belt comfort-fit supply | |
| GUV-Sen. | Seat belt locking sensor | |
| G_R_APP1 | Reference ground, sensor 1 | |
| G_R_APP2 | Reference ground, sensor 2 | |
| G_R_GND | Sensor reference ground | |
| H + | Hall sensor, steering column up/down | |
| HAL + | Left rear axle damping valve, supply | |
| HAL V1 | Left rear axle damping valve, valve 1 | |
| HAL V2 | Left rear axle damping valve, valve 2 | |
| HAR + | Right rear axle damping valve supply | |
| HAR V1 | Right rear axle damping valve, valve 1 | |
| HAR V2 | Right rear axle damping valve, valve 2 | |
| HAV | Heater shutoff valve | |
| HAV | Heater shutoff valve | |
| HD-AS | Trunk lid outside switch | |
| HFM sequential multipoint fuel injection/ ignition system1 | Hot film mass air flow sensor 1 | |
| HFM 2 | Hot film mass air flow sensor 2 | |
| HFM-L Sig | HFM sequential multiport fuel injection/ignition system signal, left bank | |
| HFM-R Sig | HFM-SFI signal, right bank | |
| HFM-Ref | Reference signal (temperature) | |
| HFM1 | Hot film mass air flow sensor (sensor ground) | |
| HFM_M | HFM-SFI ground | |
| HFM_P | HFM-SFI supply | |
| HL + | Left rear door module speaker + | |
| HL- | Left rear door module speaker - | |
| RR | Main relay | |
| HR+ | Right rear door module speaker + | |
| HR- | Right rear door module speaker - | |
| HS | Hall sensor, rear side window roller blind | |
| HS + | Hall sensor, backrest supply / signal | |
| HS - | Hall sensor ground | |
| HS 1 | Hall sensor 1 | |
| HS 2 | Hall sensor 2 | |
| HS-UB | Hall sensor supply | |
| HSK-Bel | Glove compartment illumination | |
| IATS2 | Intake air temperature sensor signal 2 | |
| INJ H | Injector "high" | |
| INJ H | Actuation of high side injector | |
| INJ L | Injector "low" | |
| INJ L | Actuation of low side injector | |
| InjVH11 | Injector actuation, Highside 11 cyl. 1 | |
| InjVH12 | Injector actuation, highside 12 cyl. 2 | |
| InjVH13 | Injector actuation, highside 13 cyl. 3 | |
| InjVH21 | Injector actuation, highside 21 cyl. 4 | |
| InjVH22 | Injector actuation, Highside 22 cyl. 5 | |
| InjVH23 | Injector actuation, highside 23 cyl. 6 | |
| InjVL11 | Injector actuation, Lowside 11 cyl. 1 | |
| InjVL12 | Injector actuation, lowside 12 cyl. 2 | |
| InjVL13 | Injector actuation, lowside 13 cyl. 3 | |
| InjVL21 | Injector actuation, lowside 21 cyl. 4 | |
| InjVL22 | Injector actuation, Lowside 22 cyl. 5 | |
| InjVL23 | Injector actuation, lowside 23 cyl. 6 | |
| Interior CAN | Interior CAN | |
| ION2 | Ionic current 1 (E_A_ION2) | |
| ION2 | Ionic current 2 (E_A_ION2) | |
| ION3 | Ionic current 3 (E_A_ION3) | |
| ION4 | Ionic current 4 (E_A_ION4) | |
| IP1S | Throttle valve potentiometer 1 signal | |
| IP2S | Throttle valve potentiometer 2 signal | |
| IPM | Throttle valve actuator, sensor ground | |
| IRL-HL | Left interior light FL | |
| IRL-HR | Right interior light FL | |
| ISM | ISM emergency path actuation | |
| I_A_APP1 | Pedal value sensor, 1st signal | |
| I_A_APP2 | Pedal value sensor, 2nd signal | |
| I_A_EXTS3 | Exhaust gas temperature sensor 3 | |
| KDP | Metering pump | |
| KDS +5V | Supply voltage of fuel pressure sensor | |
| KDS GND | Ground of fuel pressure sensor | |
| KDS Sig. | Acquisition of fuel pressure sensor signal | |
| KISI-Mot + | Child safety lock motor off (+) | |
| KLB 12V | A/C bus_12V_Out | |
| KLB Data | A/C bus_data | |
| KLB GND | A/C bus_GND | |
| KOMPS | E-net compensator | |
| KS1-Sig | Knock sensor 1 signal (right front) | |
| KS1A | Knock sensor 1, input A | |
| KS1A | Knock sensor signal A, right bank | |
| KS1B | Knock sensor 1, input B | |
| KS1B | Knock sensor signal B, right bank | |
| KS2-Sig | Knock sensor 2 signal (right rear) | |
| KS2A | Knock sensor 2, input A | |
| KS2A | Knock sensor signal A, left bank | |
| KS2B | Knock sensor 2, input B | |
| KS2B | Knock sensor signal B, left bank | |
| KS3-Sig | Knock sensor 3 signal (left front) | |
| KS3A | Knock sensor 3, input A | |
| KS3B | Knock sensor 3, input B | |
| KS4-Sig | Knock sensor 4 signal (left rear) | |
| KS4A | Knock sensor 4, input A | |
| KS4B | Knock sensor 4, input B | |
| KSDS + | Fuel pressure sensor + (voltage supply 5V) | |
| KSDS - | Fuel pressure sensor - | |
| KSDS Sig. | Fuel pressure sensor signal | |
| KSP (+) | Electric fuel pump actuation (relay) | |
| KS_M | Knock sensor signal B, right bank | |
| KS_S | Knock sensor signal A, left bank | |
| KTS Sig | Fuel temperature sensor signal | |
| KWDGA | Crankshaft sensor | |
| KWDGB | Crankshaft sensor (reference) | |
| KWG | Crankshaft sensor signal | |
| KWG - | Crankshaft sensor ground | |
| KWG Sig | Crankshaft sensor signal | |
| KWS Sig | Crankshaft sensor signal | |
| KWTF Sig | Coolant temperature sensor signal | |
| KWTHS | 3-plate thermostat | |
| KWTHS | Coolant thermostat | |
| KZL-L | Left license plate lamp | |
| KZL-R | Right license plate lamp | |
| LDF-1 | Boost pressure sensor signal | |
| LDR | Charge pressure positioner | |
| LDS Sig | Boost pressure sensor signal | |
| LED | LED | |
| Steering LIN | Steering LIN | |
| LIN | LIN bus | |
| LIN A1 | COU [ZBE] LIN | |
| LIN B1 | Front door LIN | |
| LIN B2 | Rear door LIN | |
| LIN B3 | OBF LIN | |
| LIN B4 | Rear SAM LIN | |
| LIN B5 | KLA-LIN | |
| LIN C1 | Drive train LIN | |
| LIN E1 | Steering LIN | |
| LIN bus | LIN bus | |
| LIN bus + | LIN bus_12V_output | |
| LIN bus - | LIN bus_GND | |
| LIN bus data | LIN bus_data | |
| LIN bus battery voltage | LIN bus voltage supply | |
| Left-hand drive vehicle, left rear | Left reading lamp FL | |
| Left-hand drive vehicle, right rear | Right reading lamp FL | |
| Left-hand drive vehicle, L | Left reading lamp | |
| Left-hand drive vehicle, R | Right reading lamp | |
| LLKR | Charge air cooler relay | |
| LLTF Sig | Boost air temperature sensor signal (I_A_IATS2) | |
| LPV | Linear tank vent valve | |
| LRH + | Steering wheel heater (ground) | |
| LRH - | Steering wheel heater (positive) | |
| LS + | Speaker + | |
| LS - | Speaker - | |
| LS1 | Release switch contact 1 | |
| LS1HK | Oxygen sensor downstream of CAT, right bank (signal) | |
| LS1VK-R | Right oxygen sensor 1 upstream of catalytic converter | |
| LS2 | Release switch contact 2 | |
| LS2HK | Oxygen sensor downstream of CAT, left bank (signal) | |
| LS2HKS | Oxygen sensor downstream of CAT, left bank (signal) | |
| LS2VK-L | Left oxygen sensor upstream of catalytic converter | |
| LSCA1-L | Oxygen sensor 1, compensating current | |
| LSCA2_L | Oxygen sensor 2, compensating current (left) | |
| LSCP1-L | Oxygen sensor 1, left pump current | |
| LSCP2_L | Oxygen sensor 2, pump current (left) | |
| LSH K1 | Lambda sensor heater TWC 1 | |
| LSH K2 | Lambda sensor heater TWC 2 | |
| LSH1-L | Oxygen sensor heater 1 | |
| LSH1HK | Oxygen sensor heater downstream of CAT, right bank | |
| LSH1HKS | Oxygen sensor heater downstream of CAT, right bank (signal) | |
| LSH1VK | Oxygen sensor heater upstream of CAT, right bank | |
| LSH2HK | Oxygen sensor heater in catalytic converter, left bank | |
| LSH2VK | Oxygen sensor heater upstream of catalytic converter, left bank | |
| LSH2_L | Oxygen sensor heater 2 (left) | |
| LSHK | Oxygen sensor in CAT, right bank | |
| LSHK | Ground, oxygen sensors downstream of CAT | |
| LSHK | Oxygen sensor signal in catalytic converter, right bank | |
| LSHK(-) | Oxygen sensor behind catalytic converter, reference ground | |
| LSHK-L | Left oxygen sensor behind catalytic converter | |
| LSHK-R | Right oxygen sensor behind catalytic converter | |
| LSHKVK1 | Oxygen sensor heater upstream of catalytic converter, right bank (A_T_LSHKVK1) | |
| LSHVK1-R | Right oxygen sensor heater upstream of catalytic converter | |
| LSHVK2 | Oxygen sensor heater upstream of catalytic converter, left bank | |
| LSHVK2-L | Left oxygen sensor heater upstream of catalytic converter | |
| LSIK | Oxygen sensor sensor ground in catalytic converter, left bank | |
| LSK | Oxygen sensor upstream of catalytic converter, left bank | |
| LSU1A-R | Oxygen sensor upstream of catalytic converter, right bank (trimming resistor) | |
| LSU1Ia | Right oxygen sensor upstream of CAT (trimming resistor) | |
| LSU1IP | Oxygen sensor upstream of catalytic converter, right bank (pump current) | |
| LSU1P-R | Oxygen sensor upstream of catalytic converter, right bank (pump current) | |
| LSU1UN | Oxygen sensor upstream of catalytic converter, right bank (Nernst voltage) | |
| LSU1VM | Oxygen sensor upstream of catalytic converter, right bank (virtual ground) | |
| LSU2IA | Oxygen sensor upstream of CAT, left bank (trimming resistor) | |
| LSU2IA-L | Oxygen sensor upstream of catalytic converter, left bank (trimming resistor) | |
| LSU2IP | Oxygen sensor upstream of catalytic converter, left bank (pump current) | |
| LSU2IP-L | Oxygen sensor upstream of catalytic converter, left bank (pump current) | |
| LSU2UN | Oxygen sensor upstream of catalytic converter, left bank (Nernst voltage) | |
| LSU2UN-L | Oxygen sensor upstream of catalytic converter, left bank (Nernst voltage) | |
| LSU2VM | Oxygen sensor upstream of catalytic converter, left bank (virtual ground) | |
| LSVK | Oxygen sensor upstream of catalytic converter reference ground | |
| LSVN1-L | Oxygen sensor 1, Nernst voltage | |
| LS_A | Release switch center tap | |
| LUES | Engine fan, PWM signal | |
| Luf. (-) | Fan output ground | |
| LUS1UN-R | Oxygen sensor upstream of catalytic converter, right bank (Nernst voltage) | |
| LVDS-nf | Screen interface, LVDS (Low Voltage Difference Signal) | |
| MCONV | Solenoid clutch | |
| Mic. + | Microphone + | |
| Mic. - | Microphone - | |
| Mic. 1 | Microphone 1+ | |
| Mic. GND | Microphone ground | |
| Mic. Out | Microphone out | |
| Mic. Sh | Microphone screen | |
| Mic.1 | Microphone 1 | |
| Mic.2 | Microphone 2 | |
| Mic.3 | Microphone 3 | |
| Mic.4 | Microphone 4 | |
| Mic.Out Sh | Mic-Out screen | |
| MLS + | Steering column motor + | |
| MLS - | Steering column motor - | |
| MOST | Media Oriented System Transport (MOST) | |
| MOST in | MOST Receiver IN | |
| MOST out | MOST Transmitter OUT | |
| Motor + | Motor (+) | |
| Engine | Motor (-) | |
| MRLY | Main relay | |
| MSVH1 | Quantity control valve, right bank (highside) | |
| MSVH2 | Quantity control valve, left bank (highside) | |
| MSVL1 | Quantity control valve, right bank (lowside) | |
| MSVL2 | Quantity control valve, left bank (lowside) | |
| Mute | Radio Mute | |
| M_R_IPM | Sensor ground, throttle valve potentiometer | |
| M_R_SENM1 | Sensor ground 1 | |
| M_R_SENM2 | Sensor ground 2 | |
| M_Sensor | Sensor ground | |
| nc | Not assigned | |
| NHLM | Left rear axle level sensor ground | |
| NHLS | Left rear axle level sensor signal | |
| NHLV | Left rear axle level sensor supply | |
| NHRM | Rear axle level sensor ground | |
| NHRM | Right rear axle level sensor ground | |
| NHRS | Right rear axle level sensor signal | |
| NHRS 1 | Rear axle level sensor signal | |
| NHRV | Right rear axle level sensor supply | |
| NHRV | Rear axle level sensor supply | |
| NSL | NSL (rear fog lamp) | |
| NSL-L | Left rear fog lamp | |
| NSL-R | Right rear fog lamp | |
| NVLM | Left front axle level sensor ground | |
| NVLS | Left front axle level sensor signal | |
| NVLV | Left front axle level sensor supply | |
| NVRM | Right front axle level sensor ground | |
| NVRS | Right front axle level sensor signal | |
| NVRV | Right front axle level sensor supply | |
| NWAE2 | Exhaust camshaft sensor, left bank | |
| NWG-Sig | Camshaft sensor signal | |
| NWGA-L | Exhaust camshaft sensor, left bank | |
| NWGA-R | Exhaust camshaft positioner, right bank | |
| NWGA1 | Exhaust camshaft sensor, right bank | |
| NWGA2 | Exhaust camshaft sensor, left bank | |
| NWGE-L | Inlet camshaft sensor, left bank | |
| NWGE-R | Inlet camshaft sensor, right bank | |
| NWGE1 | Intake camshaft sensor, right bank | |
| NWGE2 | Intake camshaft sensor, left bank | |
| NWG_M | Sensor ground 1 | |
| NWHG1 | Camshaft sensor, right engine bank | |
| NWS | Camshaft positioner | |
| NWSA 1 | Exhaust camshaft positioner, right bank | |
| NWSA 2 | Exhaust camshaft positioner, left bank | |
| NWSA-L | Exhaust camshaft positioner, left bank | |
| NWSA-R | Exhaust camshaft positioner, right bank | |
| NWSA1 | Exhaust camshaft positioner, right bank | |
| NWSA2 | Exhaust camshaft positioner, left bank | |
| NWSE 1 | Intake camshaft positioner, right bank | |
| NWSE 2 | Inlet camshaft positioner, left bank | |
| NWSE-L | Inlet camshaft positioner, left bank | |
| NWSE-R | Inlet camshaft positioner, right bank | |
| NWSE1 | Intake camshaft positioner, right bank | |
| NWSE2 | Inlet camshaft positioner, left bank | |
| NW_G_M | Position sensor, ground | |
| OBF LIN | OBF LIN | |
| OCS | Engine oil combination sensor signal | |
| OCS-Sig | Oil level switch signal | |
| OILP | Oil pump valve | |
| Oil level | Oil level switch | |
| Oil temperature | Oil temperature sensor | |
| OSS | Oil level switch | |
| PCV | Rail pressure control valve | |
| PFBHLM | Left rear axle pressure sensor ground | |
| PFBHLM | Right front axle pressure sensor ground | |
| PFBHLS | Left rear axle pressure sensor signal | |
| PFBHLS | Right front axle pressure sensor signal | |
| PFBHLV | Left rear axle pressure sensor supply | |
| PFBHLV | Right front axle pressure sensor supply | |
| PFBHRM | Right rear axle pressure sensor ground | |
| PFBHRS | Right rear axle pressure sensor signal | |
| PFBHRV | Right rear axle pressure sensor supply | |
| PFBVLM | Left front axle pressure sensor ground | |
| PFBVLS | Left front axle pressure sensor signal | |
| PFBVLV | Left front axle pressure sensor supply | |
| Phase_A | Load fuel pump, phase A | |
| Phase_B | Load fuel pump, phase B | |
| Phase_C | Load fuel pump, phase C | |
| PML_12V | SPS supply (12 V) | |
| PML_A | SPS actuation | |
| Power | Power | |
| ProgKey | ProgKey-Psd (star key) | |
| PSYSM | Pressure sensor ground | |
| PSYSS | Pressure sensor signal | |
| PSYSV | Pressure sensor supply | |
| PVHLS | Left rear axle plunger valve actuation | |
| PVHLV | Left rear axle plunger valve + (lift) supply | |
| PVHRS | Right rear axle plunger valve actuation | |
| PVHRV | Right rear axle plunger valve + (lift) supply | |
| PVVLS | Left front axle plunger valve actuation | |
| PVVLV | Left front axle plunger valve + (lift) supply | |
| PVVRS | Right front axle plunger valve actuation | |
| PVVRV | Right front axle plunger valve + (lift) supply | |
| PWG (-) | Pedal value sensor ground | |
| PWG (-) | Pedal value sensor potentiometer 1 ground | |
| PWG (-) | Pedal value sensor potentiometer 2 ground | |
| PWG-Sig | Pedal value sensor signal | |
| PWG-Sig1 | Pedal value sensor potentiometer 1 signal | |
| PWG-Sig2 | Pedal value sensor potentiometer 2 signal | |
| PWM | Cooling fan actuation | |
| PWM | PWM signal, acquisition of set point value of ME-SFI | |
| QBMM | Lateral acceleration sensor ground | |
| QBMS | Lateral acceleration sensor signal | |
| QBMV | Lateral acceleration sensor supply | |
| REF 1 | Reference signal (temperature, frequency interface), HFM-SFI 1 | |
| RES3 | Signal 2, throttle valve potentiometer 2 | |
| Reset | Reset button | |
| Resv. | LIN bus data feedback | |
| RFL | RFL (backup lamp) | |
| RFL-L | Left backup lamp | |
| RFL-R | Right backup lamp | |
| RKPS | Supercharger relay actuation | |
| RKPV | Supercharger relay supply | |
| RX+ | RX + | |
| RX- | RX - | |
| RXD | DEBUG RXD | |
| S | Left FL button | |
| S | Right FL button | |
| S + | U rear sensors | |
| S1 | Sensor 1 | |
| S10 | Sensor 10 | |
| S2 | Sensor 2 | |
| S3 | Sensor 3 | |
| S4 | Sensor 4 | |
| S5 | Sensor 5 | |
| S6 | Sensor 6 | |
| S7 | Sensor 7 | |
| S8 | Sensor 8 | |
| S9 | Sensor 9 | |
| Rear SAM LIN | Rear SAM LIN | |
| SB + | Supply for seat ventilation (+) | |
| SB - | Supply for seat ventilation (circuit 31) | |
| SB, BF+ | Passenger-side sidebag + | |
| SB, BF- | Passenger-side sidebag | |
| SB, FA+ | Driver-side sidebag + | |
| SB, FA- | Driver-side sidebag - | |
| SB, HL- | Left rear sidebag - | |
| SB, HR+ | Right rear sidebag + | |
| SB, HR- | Right rear sidebag - | |
| SB, HL+ | Left rear sidebag + | |
| SB-L + | Control voltage for left seat ventilation | |
| SB-R + | Control voltage for right seat ventilation | |
| Screen-Side | Screen Side | |
| SDVS | Suction throttle valve, actuation | |
| SDVV | Suction throttle valve, supply | |
| SENM | Sensor ground | |
| SENM1 | Sensor ground 1 | |
| SENM2 | Sensor ground 2 | |
| SENM3 | Sensor ground | |
| SENT1 | Pressure sensor SLV | |
| Shield | Shield | |
| SHK + | Heated seat cushion supply (circuit 30) | |
| SHK - | Heated seat cushion supply (circuit 31) | |
| SHL + | Backrest heater supply (circuit 30) | |
| SHL - | Backrest heater supply (circuit 31) | |
| Sig. | Signal | |
| Sig. Ant. Fond | Center rear antenna signal | |
| Sig. Ant. MK | Center console antenna signal | |
| Sig. Ant. door L | Left door antenna signal | |
| Sig. Ant. door R | Right door antenna signal | |
| Sig. H | Control channel high | |
| Sig. LL | Control channel low | |
| Sig. RF | RF signal | |
| SL-li | Left tail light | |
| SL-re | Right tail light | |
| SLP | Relay, secondary air injection pump 1 | |
| SLP1 | Secondary air injection pump relay (A_S_SLP1) | |
| SLV | Secondary air injection pump relay actuation | |
| SLW | LIN [local interconnect network] to solar converter (SLW) | |
| SP1 | Specified value potentiometer 1 sensor ground (accelerator pedal module) (M_R_SP1) | |
| SP1M | Sensor ground, set point potentiometer 1 | |
| SP1S | Signal, set point potentiometer 1 | |
| SP2 | Specified value potentiometer 2 (accelerator pedal module) (M_R_SP2) | |
| SP2S | Signal, set point potentiometer 2 | |
| SPHLS | Left rear axle plunger check valve actuation | |
| SPHLV | Left rear axle plunger check valve supply | |
| SPHRS | Right rear axle plunger check valve actuation | |
| SPHRV | Right rear axle plunger check valve supply | |
| Mirror L | Left bixenon mirror | |
| Mirror R | Right bixenon mirror | |
| SRDS Sig | Intake manifold pressure sensor signal (E_A_DS) | |
| SRU | Intake manifold changeover | |
| SS_BF | Passenger-side front sidebag sensor (B-pillar) | |
| SS_FA | Driver-side front sidebag sensor (B-pillar) | |
| Steuerltg-Luf | Fan RPM control | |
| STR | Starter relay | |
| STR1 | Starter lock-out relay module | |
| STRT | Starter lock-out relay module | |
| STRTH | Starter relay, high | |
| STRTL | Starter relay, low | |
| SU/SUV1 | Intake manifold switchover valve | |
| SU1 | Intake manifold switchover 1 | |
| SU2 | Intake manifold switchover 2 | |
| SUB1 + | Subwoofer coil 1 + | |
| SUB1- | Subwoofer coil 1 - | |
| SUB2+ | Subwoofer coil 2 + | |
| SUB2- | Subwoofer coil 2 - | |
| SURHL + | Left rear surround speaker + | |
| SURHL - | Left rear surround speaker - | |
| SURHR + | Right rear surround speaker + | |
| SURHR - | Right rear surround speaker - | |
| SUV | Electronic switchover valve deceleration air valve (A_S_SUV) | |
| SVS-Mot + | Power closing motor (open +) | |
| SVS-Mot + | Power closing motor (closed +) | |
| SVVLS | Left front axle plunger check valve actuation | |
| SVVLV | Left front axle plunger check valve supply | |
| SVVRS | Right front axle plunger check valve actuation | |
| SVVRV | Right front axle plunger check valve supply | |
| WAF-1 | Switch_1 | |
| WAF-3 | Switch_3 | |
| WAF-4 | Switch_4 | |
| WAF-6 | Switch_6 | |
| SWP1 Sig | Specified value potentiometer 1 signal (accelerator pedal module) | |
| SWP2 Sig | Specified value potentiometer 2 signal (accelerator pedal module) | |
| T2_S | Intake air temperature sensor signal 2 | |
| TAG1 | Exhaust temperature sensor, right bank | |
| TAG2 | Exhaust temperature sensor, left bank | |
| Tankg - | Fuel level sensor 1 ground | |
| Tankg 1 | Fuel level sensor 1 analog signal | |
| Tankg 2 | Fuel level sensor 2 analog signal | |
| TANS | Intake air temperature sensor | |
| TANSS | Intake manifold intake air temperature sensor | |
| TANSV | Intake air temperature upstream of throttle valve | |
| Tele-Start | W-Bus | |
| Telematics CAN | Telematics CAN | |
| TEV | Purge valve actuation | |
| TG-HL | Left rear door handle signal | |
| TG-HR | Right rear door handle signal | |
| TG-VL | Left front door handle signal | |
| TG-VR | Right front door handle signal | |
| THS | Coolant thermostat | |
| TKS | Rail fuel temperature sensor | |
| TK_BF | Door contact front passenger door | |
| TK_FT | Driver door door contact (rotary tumbler, FT) | |
| TMOT | Coolant temperature sensor signal | |
| TMOT | Coolant temperature | |
| Rear door LIN | Rear door LIN | |
| Front door LIN | Front door LIN | |
| TV1 | Antenna TV1 | |
| TV2 | Antenna TV2 | |
| TV3 | Antenna TV3 | |
| TV4 | Antenna TV4 | |
| TX+ | TX+ | |
| TX- | TX- | |
| TXD | DEBUG TXD | |
| TXD | ETC TX (Transmitter) | |
| TXD | RS232 V24_TxD | |
| TZS-Mot + | Additional door lock, motor | |
| UB | Power supply | |
| UFS, BF | Passenger-side upfront sensor | |
| UFS, FA | Driver-side upfront sensor | |
| UIP | 5V sensor supply, throttle valve potentiometer | |
| UIP | Throttle valve actual value potentiometer supply A_U_UIP) | |
| USP1 | Specified value potentiometer 1 voltage supply | |
| USV | STH switchover valve | |
| VAL1 | Left front axle damping valve, valve 1 | |
| VAL2 | Left front axle damping valve, valve 2 | |
| VALV | Left front axle damping valve supply | |
| VAR1 | Right front axle damping valve, valve 1 | |
| VAR2 | Right front axle damping valve, valve 2 | |
| VARV | Right front axle damping valve supply | |
| VC | VC | |
| Video in | Video Input | |
| Video-C | Video - C | |
| Video-GND | Video - GND | |
| Video-Y | Video - Y | |
| VKPS | Drain valve actuation | |
| VKPV | Drain valve supply | |
| VL + | Left front door module speaker + | |
| VL - | Left front door module speaker - | |
| VLS1 + | Left front door module bass, coil 1 + | |
| VLS1 - | Left front door module bass, coil 1 - | |
| VLS2 + | Left front door module bass, coil 2 + | |
| VLS2 - | Left front door module bass, coil 2 - | |
| VR+ | Right front door module speaker + | |
| VR- | Right front door module speaker - | |
| VRS1 + | Right front door module bass, coil 1 + | |
| VRS1 - | Right front door module bass, coil 1 - | |
| VRS2 + | Right front door module bass, coil 2 + | |
| VRS2 - | Right front door module bass, coil 2 - | |
| VSA | Intake port shutoff actuation (O_T_VSA) | |
| VSPS | Central accumulator charge valve actuation | |
| VSSAM | Reserve, PWM output 9 | |
| VVLS | Left rear axle level valve actuation | |
| VVLS | Left front axle level valve actuation | |
| VVLV | Level valves and central accumulator charge valve supply | |
| VVRS | Right level valve actuation | |
| V_V_PERMBAT | Permanent positive | |
| Wake-up | Wake Up | |
| WB, VL+ | Left front windowbag + | |
| WB, VL- | Left front windowbag - | |
| WB, VR+ | Right front windowbag + | |
| WB, VR- | Right front windowbag - | |
| WBS-In | Hazard warning flasher switch In | |
| WBS-LED | Hazard warning flasher switch LED | |
| WBS-Out | Hazard warning flasher switch Out | |
| WGV1 | Wastegate valve | |
| WGV1 | Wastegate valve, right bank | |
| WTS Sig | Water temperature sensor signal | |
| ZAMHR | Right rear axle acceleration sensor ground | |
| ZAMVL | Left front axle acceleration sensor ground | |
| ZAMVL | Right front axle acceleration sensor ground | |
| ZASHR | Right rear axle acceleration sensor signal | |
| ZASVL | Left front axle acceleration sensor signal | |
| ZASVL | Right front axle acceleration sensor signal | |
| ZAVHR | Right rear axle acceleration sensor supply | |
| ZAVVL | Right front axle acceleration sensor supply | |
| ZAWL | Left front axle acceleration sensor supply | |
| COU [ZBE] LIN | COU [ZBE] LIN | |
| ZDSPM | Central accumulator pressure sensor ground | |
| ZDSPS | Central accumulator pressure sensor signal | |
| ZDSPV | Central accumulator pressure sensor supply | |
| Central CAN | Central CAN | |
| ZME+ | Metering unit | |
| ZUE 7 | Ignition signal 7, cyl. 7 ignition coil | |
| ZUE 8 | Ignition signal 8, cyl. 8 ignition coil | |
| ZUE1 | Ignition signal 1 ignition coil cyl. 1 | |
| ZUE10_ZYL 12 | Ignition cylinder 12, first plug | |
| ZUE11_ZYL 8 | Ignition cylinder 8, first plug | |
| ZUE12_ZYL 10 | Ignition cylinder 10, first plug | |
| ZUE1_ZYL 1 | Ignition cylinder 1, first plug | |
| ZUE2 | Ignition signal 2 ignition coil cyl. 4 | |
| ZUE2_ZYL 5 | Ignition cylinder 5, first plug | |
| ZUE3 | Ignition signal 3 ignition coil cyl. 3 | |
| ZUE3_ZYL 3 | Ignition cylinder 3, first plug | |
| ZUE4 | Ignition signal 4 ignition coil cyl. 6 | |
| ZUE4_ZYL 6 | Ignition cylinder 6, first plug | |
| ZUE5 | Ignition signal 5, ignition coil cyl. 2 | |
| ZUE5_ZYL 2 | Ignition cylinder 2, first plug | |
| ZUE6 | Ignition signal 6 ignition coil cyl. 5 | |
| ZUE6_ZYL 4 | Ignition cylinder 4, first plug | |
| ZUE7_ZYL 7 | Ignition cylinder 7, first plug | |
| ZUE8_ZYL 11 | Ignition cylinder 11, first plug | |
| ZUE9_ZYL 9 | Ignition cylinder 9, first plug | |
| ZV-Mot + | Central locking motor | |
| ZV1 | Ignition offset signal 1 | |
| ZV2 | Ignition offset signal 2 | |
| ZW1-Sig | Ignition change signal 1 | |
| ZW2-Sig | Ignition change signal 2 |