Abbreviations of signal and circuit designations for wiring diagrams - OV00.01-P-1001-28FBA
MODEL 205, 253
| Abbreviation | Designation |
|---|---|
| 15 | Circuit 15 |
| 30 | Circuit 30 |
| 30L | Circuit 30 (left) |
| 30R | Circuit 30 (right) |
| 30c | Circuit 30c |
| 31 | Circuit 31 |
| 31L | Circuit 31 (left) |
| 31R | Circuit 31 (right) |
| 50 | Circuit 50 |
| 50 (Shut Down) | Circuit 50 |
| 54 | Circuit 54 |
| 55 | Circuit 55 |
| 58 | Circuit 58 |
| 85 | Circuit 85 |
| 86 | Circuit 86 |
| 87 | Circuit 87 |
| - | Ground connection |
| - (+) | Motor, right, left-hand rotation |
| (-) | Ground connection |
| (-)_REL Y | Ground |
| (-)_REL_SCRCM | Ground |
| (-)_REL1 | Ground |
| (+) | Voltage supply |
| -(+) | Motor, right, left-hand rotation |
| +(-) | Motor, left, right-hand rotation |
| (+/-) | Motor, right, left-hand rotation |
| (+) 5V | Power supply 5Volt |
| (+) SV | Power supply 5Volt |
| (+)_BC_R_REL | Actuation of relay |
| (+)_POWER- | Voltage supply |
| (+)_REL Y | Actuation |
| (+)_REL1 | Actuation |
| (+)_REL3 | Actuation |
| 49L | Circuit 49L |
| 49LR | Circuit 49LR |
| _50 (-) | Actuation of relay for terminal 50, starter (negative) |
| _50 (+) | Actuation of relay for terminal 50, starter (positive) |
| 58d | Circuit 58d |
| 87M | Circuit 87M |
| _87M | Circuit 87M |
| _Hyb (-) | Hybrid (-) |
| _Hyb (+) | Hybrid (+) |
| + | Voltage supply |
| + (-) | Motor, left, right-hand rotation |
| +12V | Power supply 12Volt |
| +5V | Power supply 5Volt |
| 115V AC1 | 115 Volt |
| 115V AC2 | 115 Volt |
| 12V | Power supply 12Volt |
| 12V | LIN B8-Power supply 12Volt LIN |
| 15/87 | Circuit 15/87 |
| 15R | Circuit15R |
| 2_SR_Li | Left rear compartment lamp |
| 2_SR_Re | Right rear compartment lamp |
| 230V AC1 | 230 Volt |
| 230V AC2 | 230 Volt |
| 30 Lade. | Circuit 30 |
| 30 rechts | Circuit 30 |
| 30 ung. | Circuit 30 |
| 30_1 | Circuit 30_1 |
| 30_2 | Circuit 30_2 |
| 30c | Circuit 30 c |
| 30g | Circuit 30 g |
| 30z | Circuit 30 z |
| 31 Sense | Circuit 30 |
| 49 L | Circuit 49, left |
| 49 R | Circuit 49, right |
| 56a L | Circuit 56a, left |
| 56b L | Circuit 56b, left |
| 56b R | Circuit 56b, right |
| 58d | Variable instrument/switch illumination |
| 58d_Poti. | Variable instrument/switch illumination |
| 5V | Power supply 5Volt |
| 5V+ | Power supply 5Volt |
| 87/1 | Circuit 87_1 |
| 87/2 | Circuit 87_2 |
| 87/3 | Circuit 87_3 |
| 87/4 | Circuit 87_4 |
| 87C | Circuit 87C |
| 87C_1 | Circuit 87C1 |
| 87c1 | Circuit 87C1 |
| 87f | Circuit 87f |
| 87M_1 | Circuit 87M1 |
| 87M_2 | Circuit 87M2 |
| 87M_3 | Circuit 87M3 |
| 87M_4 | Circuit 87M4 |
| 87M2 | Circuit 87M2 |
| A (-) | Actuation of relay kR (-) |
| A (+) | Relay kR actuation (+) |
| A_BR | Actuation of bistable relay |
| A_BR (-/+) | Actuation of bistable relay |
| a_HA (Psi5-) | Rear body acceleration sensor (minus) |
| a_HA (Psi5+) | Rear body acceleration sensor (plus) |
| A_M_K_KK | Actuation of refrigerant compressor magnetic clutch |
| A_P_TNA | Signal |
| A_P_ZUE1 | Ignition coil actuation (spark plug 1) |
| A_P_ZUE2 | Ignition coil actuation (spark plug 2) |
| A_P_ZUE3 | Ignition coil actuation (spark plug 3) |
| A_P_ZUE4 | Ignition coil actuation (spark plug 4) |
| A_P_ZUE5 | Ignition coil actuation (spark plug 5) |
| A_P_ZUE6 | Ignition coil actuation (spark plug 6) |
| A_P_ZUE7 | Ignition coil actuation (spark plug 7) |
| A_P_ZUE8 | Ignition coil actuation (spark plug 8) |
| A_RLY | Actuation of relay kN |
| A_RLY_VKP_BRM | Actuation of Adaptive Brake vacuum pump (plus) |
| A_S_SAM | Front SAM control unit |
| A_S_SG Start | On-board electrical system switchover |
| A_S_STRH | Actuation of relay for terminal 50, starter (positive) |
| A_S_STRL | Actuation of relay for terminal 50, starter (negative) |
| A_SMOL | Actuation of switchable engine mount |
| A_U_5VSP1 | Voltage supply |
| a_VL (Psi5-) | Left front body acceleration sensor (negative) |
| a_VL (Psi5+) | Right front body acceleration sensor (positive) |
| a_VR (Psi5-) | Right front body acceleration sensor (negative) |
| a_VR (Psi5+) | Right front body acceleration sensor (positive) |
| AAV | Actuation of activated charcoal canister shutoff valve |
| ACT_ENG_HD (-) | Left front bumper pedestrian protection sensor (minus) |
| ACT_ENG_HD (+) | Left front bumper pedestrian protection sensor (plus) |
| ACT_ENG_HD_R (-) | Right front bumper pedestrian protection sensor (minus) |
| ACT_ENG_HD_R (+) | Right front bumper pedestrian protection sensor (plus) |
| AFV | Actuation of A/C compressor |
| ALDW- | Steering wheel vibration motor ground connection M99 |
| ALDW+ | Steering wheel vibration motor power supply M99 |
| AMPS/CDMA | AMPS/CDMA signal |
| AMPS/DVMA | AMPS/DVMA signal |
| Anst (-) Rel_Star. | Actuation of relay for terminal 50, starter (negative) |
| Anst (+) Rel_Starter | Actuation of relay for terminal 50, starter (positive) |
| Anst(-) | CPC_PIN_B25 Actuation |
| Anst(-) | R_A_S Komp. Actuation of AIRmatic compressor (minus) |
| Anst(-) Rel. Strt. | Actuation of relay for terminal 50, starter (negative) |
| Anst(+) R_A_S Komp | Actuation of AIRmatic compressor (plus) |
| Anst(+) Rel. Strt. | Actuation of relay for terminal 50, starter (positive) |
| Anst(+)_87M | Actuation of relay for terminal 87M |
| Anst. | Actuation |
| Anst. Bistabile Relais | Actuation |
| Anst. (-) | Actuation of relay for terminal 50, starter (negative) |
| Anst. (+) | Actuation of relay for terminal 50, starter (positive) |
| AS_AAV | Actuation of activated charcoal canister |
| ASV_HV_KG | Actuation of high-voltage battery cooling shutoff valve Y19/1 |
| AUX | AUX supply |
| AUX Supply | AUX supply |
| Aux Supply | AUX supply |
| AVOD_Sig. | Actuation of shutoff valve for oil spray nozzles Y131 |
| AWL | Exit and warning lamp power supply |
| B_D_LIN C1 | Drive train LIN |
| BAT + | Circuit 30 |
| BBV_VR | Actuation |
| B_D_KW-Ref-P1 | Signal |
| BF_L_DR (-) | Driver emergency tensioning retractor squib 2 (minus) |
| BF_L_DR (+) | Driver emergency tensioning retractor squib 2 (plus) |
| BF_L_FPS (-) | Front passenger emergency tensioning retractor squib 2 (minus) |
| BF_L_FPS (+) | Front passenger emergency tensioning retractor squib 2 (plus) |
| BL | Center brake light |
| BL_L | Brake light, taillight (left) |
| BL_R | Brake light, taillight (right) |
| BLS_GND | Brake light switch ground |
| BLS_SUP | Brake light switch power supply |
| BMSL_L | Left stop lamp |
| BMSL_R | Right stop lamp |
| BMSL_SL_L | Left brake light/taillight |
| BMSL_SL_R | Right brake light/taillight |
| BPV_Sig | Exhaust gas recirculation cooler bypass switchover valve |
| BT | Bluetooth® |
| 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_B_H | Interior CAN (High) |
| CAN_B_L | Interior CAN (Low) |
| CAN C H | Engine CAN (High) |
| CAN C L | Engine CAN (Low) |
| CAN C1 H | Drive train CAN (High) |
| CAN C1 L | Drive train CAN (Low) |
| CAN H | CAN bus (High) |
| CAN L | CAN bus (low) |
| CAN HMI H | User interface CAN (High) |
| CAN HMI L | User interface CAN (Low) |
| CAN I H | Drive train sensor CAN (High) |
| CAN I L | Drive train sensor CAN (Low) |
| CAN K H | Multifunction CAN (High) |
| CAN K L | Multifunction CAN (Low) |
| CAN L H | Hybrid CAN (High) |
| CAN L L | Hybrid CAN (Low) |
| CAN PER H | Periphery CAN (High) |
| CAN PER L | Periphery CAN (Low) |
| CAN-A H | Telematics CAN (High) |
| CAN-A L | Telematics CAN (LOW) |
| CAN-B H | Interior CAN (High) |
| CAN-B L | Interior CAN (Low) |
| CAN-C H | Engine CAN (High) |
| CAN-C L | Engine CAN (Low) |
| CAN-C1 H | Drive train CAN (High) |
| CAN-C1 L | Drive train CAN (Low) |
| CAN-D H | Diagnostic CAN (High) |
| CAN-D L | Diagnostic CAN (Low) |
| CAN-H H | Vehicle dynamics CAN (High) |
| CAN-H L | Vehicle dynamics CAN (Low) |
| CAN-HMI H | User interface CAN (High) |
| CAN-HMI L | User interface CAN (Low) |
| CAN-I H | Drive train sensor CAN (High) |
| CAN-I L | Drive train sensor CAN (Low) |
| CAN-L H | Hybrid CAN (High) |
| CAN-L L | Hybrid CAN (Low) |
| CAN-PER H | Periphery CAN (High) |
| CAN-PER L | Periphery CAN (Low) |
| CAN-S1 H | Radar CAN 1 (High) |
| CAN-S1 L | Radar CAN 1 (Low) |
| CAN-S2 H | Radar CAN 2 (High) |
| CAN-S2 L | Radar CAN 2 (Low) |
| Center + | Center instrument panel speaker (positive) |
| Center - | Center instrument panel speaker (negative) |
| COC_Bel. | Warning light switch illumination |
| COC_SW | Warning light switch |
| CP | Control pilot signal line charging current |
| Crash | Crash signal |
| Crash Analog | Crash signal |
| Crash Sig. | Crash signal |
| Crash_DR_LR (-) | Left rear door pressure sensor (negative) |
| Crash_DR_LR (+) | Left rear door pressure sensor (positive) |
| Crash_DR_RR (-) | Right rear door pressure sensor (negative) |
| Crash_DR_RR (+) | Right rear door pressure sensor (positive) |
| Crash_FR_L (-) | Left front door pressure sensor (negative) |
| Crash_FR_L (+) | Left front door pressure sensor (positive) |
| Crash_FR_R(-) | Right front door pressure sensor (negative) |
| Crash_FR_R(+) | Right front door pressure sensor (positive) |
| Crash_LF (-) | Left frontal acceleration sensor (negative) |
| Crash_LF (+) | Left frontal acceleration sensor (positive) |
| Crash_LH (-) | Left sidebag sensor (negative) |
| Crash_LH (+) | Left sidebag sensor (positive) |
| Crash_RF (-) | Right frontal acceleration sensor (negative) |
| Crash_RF (+) | Right frontal acceleration sensor (positive) |
| Crash_RH (-) | Right sidebag sensor (negative) |
| Crash_RH (+) | Right sidebag sensor (positive) |
| D- | Universal serial bus data - |
| D+ | Universal serial bus data + |
| DAB | DAB antenna |
| DAM_HL1 (HS) | Left rear suspension strut control valve (plus) |
| DAM_HL1 (LS) | Left rear suspension strut control valve (minus) |
| DAM_HR1 (HS) | Right rear suspension strut regulating valve (positive) |
| DAM_HR1 (LS) | Right rear suspension strut control valve (minus) |
| DAM_HL2 (HS) | Left rear Active Body Control damping valve (positive) |
| DAM_HL2 (LS) | Left rear Active Body Control damping valve (negative) |
| DAM_HR2 (HS) | Right rear Active Body Control damping valve (positive) |
| DAM_HR2 (LS) | Right rear Active Body Control damping valve (negative) |
| DAM_VL1 (HS) | Left front suspension strut closed-loop control valve (positive) |
| DAM_VL1 (LS) | Left front suspension strut closed-loop control valve (negative) |
| DAM_VL2 (HS) | Left front Active Body Control damping valve (positive) |
| DAM_VL2 (LS) | Left front Active Body Control damping valve (negative) |
| DAM_VR1 (HS) | Right front suspension strut closed-loop control valve (positive) |
| DAM_VR1 (LS) | Right front suspension strut closed-loop control valve (negative) |
| DAM_VR2 (HS) | Right front Active Body Control damping valve (positive) |
| DAM_VR2 (LS) | Right front Active Body Control damping valve (negative) |
| DATA WE 2 | Rear parking system indicator |
| DATA_S1 | Outer left front parking system distance sensor data |
| DATA_S10 | Inner left rear parking system distance sensor data |
| DATA_S11 | Center left rear parking system distance sensor data |
| DATA_S12 | Outer left rear parking system distance sensor data |
| DATA_S2 | Center left front parking system distance sensor data |
| DATA_S3 | Inner left front parking system distance sensor data |
| DATA_S4 | Inner right front parking system distance sensor data |
| DATA_S5 | Center right front parking system distance sensor data |
| DATA_S6 | Outer right front parking system distance sensor data |
| DATA_S7 | Outer right rear parking system distance sensor data |
| DATA_S8 | Center right rear parking system distance sensor data |
| DATA_S9 | Inner right rear parking system distance sensor data |
| DCM | Throttle valve actuator |
| DCP | Throttle valve actuator |
| Diag. | Diagnosis |
| DND Sig. | Pressure sensor signal |
| DPF_Sig | Diesel particulate filter signal |
| DRV | Actuation of pressure regulator valveY74 |
| DS1 | Signal for pressure sensor downstream of air filter B28/5, right cylinder bank |
| DS2 | Signal for pressure sensor upstream of throttle valve B28/6 |
| DSRC | DSRC antenna |
| DVHS (-) | AdBlue® metering valve actuation (negative) |
| DVHS (+) | AdBlue® metering valve actuation (positive) |
| DWS_HL (-) | Left rear level sensor (negative) |
| DWS_HL (+) | Left rear level sensor (positive) |
| DWS_HL (Psi5-) | Left rear level sensor (negative) |
| DWS_HL (Psi5+) | Left rear level sensor (positive) |
| DWS_HR (Psi5-) | Right rear level sensor (negative) |
| DWS_HR (Psi5+) | Right rear level sensor (positive) |
| DWS_VL (Psi5-) | Left front level sensor (negative) |
| DWS_VL (Psi5+) | Left front level sensor (positive) |
| DWS_VR (Psi5-) | Right front level sensor (negative) |
| DWS_VR (Psi5+) | Right front level sensor (positive) |
| DZS_HL_H | Signal |
| DZS_HL_L | Signal |
| DZS_HR_H | Signal |
| DZS_HR_L | Signal |
| DZS_VL_H | Signal |
| DZS_VL_L | Signal |
| DZS_VR_H | Signal |
| DZS_VR_L | Signal |
| E_A_DST | Pressure sensor downstream of throttle valve |
| E_A_GNAG2 | Signal for purging pressure sensor B4/4 |
| E_A_G2 | Signal |
| E_A_SP1S | Signal 1 |
| E_A_SP2S | Signal 2 |
| E_A_GA2 | Signal |
| E_A_TANS | Intake manifold intake air temperature sensor |
| EKP_EC_U | AC signal for fuel pump (phase U) |
| EKP_EC_V | AC signal for fuel pump (phase V) |
| EKP_EC_W | AC signal for fuel pump (phase W) |
| EKP1 | Fuel pump "ON" |
| EKPR | Fuel pump "ON" |
| EKR | Fuel pump actuation |
| ELV-Sig. | Signal for electric steering lock |
| Enable (-) | Signal for DC/AC converter control unit (minus) |
| Enable (+) | Signal for DC/AC converter control unit (plus) |
| Eng.Contr.Mod.Kl.15 | Circuit 15 |
| Entkop_SW_MR | Actuation |
| ETN_Rx- | Ethernet Receiving (minus) |
| ETN_Rx+ | Ethernet Receiving (plus) |
| ETN_Tx- | Ethernet Transmission (minus) |
| ETN_Tx+ | Ethernet Transmission (plus) |
| EXP | Fuel pump actuation |
| EXP_Lauf | Fuel pump actuation |
| EXTS1 | Signal for temperature sensor upstream of turbocharger |
| FEED | Power supply for rear parking system sensors |
| FEED WE 2 | Rear parking system indicator |
| FHS_DOWN | Power window switch, front passenger side |
| FHS_UP | Power window switch, front passenger side |
| FL+ | Left front door speaker (positive) |
| FL- | Left front door speaker (negative) |
| FR+ | Right front door speaker (positive) |
| FR- | Right front door speaker (negative) |
| FLEX-E_3_BM | FlexRay bus (Low) |
| FLEX-E_3_BP | FlexRay bus (High) |
| Flex Ray_BM1 | FlexRay bus (Low) |
| Flex Ray_BP1 | FlexRay bus (High) |
| FlexRay E A2 BM | FlexRay bus (Low) |
| FlexRay E A2 BP | FlexRay bus (High) |
| FlexRay_1_BM | FlexRay bus (Low) |
| FlexRay_1_BP | FlexRay bus (High) |
| FlexRay_2_BM | FlexRay bus (Low) |
| FlexRay_2_BP | FlexRay bus (High) |
| FlexRay_4_BM | FlexRay bus (Low) |
| FlexRay_4_BP | FlexRay bus (High) |
| FlexRay_A1_BM_1 | FlexRay bus (Low) |
| FlexRay_A1_BP_1 | FlexRay bus (High) |
| FlexRay_A2_BM_2 | FlexRay bus (Low) |
| FlexRay_A2_BP_2 | FlexRay bus (High) |
| FlexRay_BM | FlexRay bus (Low) |
| FlexRay_BP | FlexRay bus (High) |
| FlexRay_E_A1_BM | FlexRay bus (Low) |
| FlexRay_E_A1_BP | FlexRay bus (High) |
| FlexRay_E_A2_BM | FlexRay bus (Low) |
| FlexRay_E_A2_BP | FlexRay bus (High) |
| FlexRay_E_T_BM | FlexRay bus (Low) |
| FlexRay_E_T_BP | FlexRay bus (High) |
| FM2 | FM 2, AM, CL [ZV] and KEYLESS GO antenna amplifier |
| FRA_L | Left turn signal lamp |
| FRA_R | Right turn signal lamp |
| Fuel Lev_1 | Signal for fill level sensor for left fuel tank fuel level indicator |
| Fuel Lev_2 | Signal for fill level sensor for right fuel tank fuel level indicator |
| FV_ZSP (-) | Filling valve for AIRmatic central reservoir (minus) |
| FZV | FM 1, AM, CL [ZV] and KEYLESS GO antenna amplifier |
| F58kN | Actuation |
| G_R_GND | Sensor ground for temperature sensor upstream of SCR catalytic converter |
| GDS_Sig | Exhaust pressure sensor signal |
| GND | Ground connection |
| GND WE 2 | Rear parking system indicator |
| GND_VAC_PUMP | Vacuum pump ground connection |
| GPS | GPS signal |
| GSM | GSM signal |
| HD_O | Rear switching module upper sensor |
| HD_U | Rear switching module lower sensor |
| Heater 1 | Condensation sensor heating element actuation 1 |
| Heater 2 | Condensation sensor heating element actuation 2 |
| Heater (-) | Left oxygen sensor downstream of catalytic converter |
| HEL_Sig | Vent line heater element |
| HEM (-) | Heating element for auxiliary heater ground connection (minus) |
| HEM (+) | Power supply for auxiliary heater heating element |
| HEMT_DL | AdBlue® pressure line heating element |
| HF_Sig1 | Hot film mass air flow sensor signal 1 |
| HF_Sig2 | Hot film mass air flow sensor signal 2 |
| HFS | Trunk lid/liftgate control button signal |
| HF-Sig. | Hot film MAF sensor signal |
| HGB li. | Left inside taillight |
| HGB re. | Right inside taillight |
| HGB_AL | Left side marker lamp actuation |
| HGB_L | Left inner taillight actuation |
| HGB_R | Right inner taillight actuation |
| HK_SL_VL | Left front backrest heater pad actuation |
| HS | Hall sensor signal |
| HS 1 | Hall sensor 1 |
| HS 2 | Hall sensor 2 |
| HS1 | Hall sensor 1 |
| HSD | Hall sensor 2 |
| HSH | Rear fuse and relay module |
| HV (-) | High voltage (-) |
| HV (+) | High voltage (+) |
| HVIL in | High voltage interlock input |
| HVIL out | High voltage interlock outlook |
| I_A_APP1 | Sensor signal 1 |
| I_A_APP2 | Sensor signal 2 |
| I_A_EXTS3 | Signal |
| I_A_EXTS4 | Signal |
| I_A_LPOER | Signal |
| ILS_LH | Left interior rear compartment lamp |
| ILS_RH | Right interior rear compartment lamp |
| Inj H | Fuel injector |
| Inj L | Fuel injector |
| Inj. High | Fuel injector |
| Inj. Low | Fuel injector |
| INJ_H | Fuel injector |
| INJ_L | Fuel injector |
| Ion oxy pump | Left oxygen sensor upstream of catalytic converter |
| IP1S | Actual value potentiometer (sliding contact 1) signal |
| IP2S | Actual value potentiometer (sliding contact 2) signal |
| ISM | ISM emergency path actuation |
| K-Line | K-LINE |
| KDS Sig. | Fuel pressure sensor B4/7 signal |
| KJA | Radiator shutters actuation |
| Kl. 30 ung. | Circuit 30, unfused |
| Kl.15 Rel S | Actuation |
| Kl.87C_1 | Circuit 87C_1 |
| KPA_HL Sig. | Left rear KEYLESS-GO door handle signal |
| KPS_HR Sig. | Right rear KEYLESS-GO door handle signal |
| KPS_VL Sig. | Left front KEYLESS-GO door handle signal |
| KPS_VR Sig. | Left front KEYLESS-GO door handle signal |
| KTS_Sig. | Signal |
| KRL L | Left luggage compartment lamp |
| KRL R | Right luggage compartment lamp |
| L1 | AC phase 1 |
| L20 | Rotor position sensor |
| LIN C13 | Drive train LIN bus |
| LDS_SGN_1 | Signal 1 exterior lights switch (S1) |
| LDS_SGN_2 | Signal 2 exterior lights switch (S1) |
| LDS_SGN_3 | Signal 3 exterior lights switch (S1) |
| LDS_Sig. | Boost pressure sensor |
| LED (+) | LED power supply |
| LED 1 | LED 1 signal |
| LED 2 | LED 2 signal |
| LED/Xe Control | Circuit 56b, left |
| LF_ANT_HNT1 | Trunk KEYLESS GO antenna |
| LF_ANT_HNT2 | Trunk KEYLESS-GO antenna signal |
| LF_ANT_INNR1 | Center console KEYLESS-GO antenna |
| LF_ANT_INNR2 | Center console KEYLESS-GO antenna signal |
| LF_ANT_L1 | Left rear door KEYLESS GO antenna |
| LF_ANT_L2 | Left rear door KEYLESS-GO antenna signal |
| LF_ANT_R1 | Right rear door KEYLESS GO antenna |
| LF_ANT_R2 | Right rear door KEYLESS GO antenna signal |
| LIN LIN | bus |
| LIN 1 | Instrument panel LIN |
| LIN 2 | Climate control-LIN2 (LIN B8-2) data |
| LIN 3 | A/C operating LIN (LIN B8-3) data |
| LIN B13 | Roof LIN |
| LIN B14 | Alarm system LIN |
| LIN B15 | Battery sensor LIN |
| LIN B16 | Rain and light sensor LIN |
| LIN B26 | Massage components LIN |
| LIN B27 | KEYLESS-GO-LIN (LIN B27) |
| LIN B28 | Heater LIN |
| LIN B5 | Left front door LIN (LIN B5) |
| LIN B6 | Right front door LIN (LIN B6) |
| LIN B8-1 | Climate control-LIN1 (LIN B8-1) data |
| LIN B8-2 | Climate control-LIN2 (LIN B8-2) data |
| LIN B8-3 | A/C operating LIN (LIN B8-3) data |
| LIN C1 | Drive train LIN |
| LIN E2 | Seat occupied recognition LIN |
| LIN G1 | Left headlamp LIN |
| LIN G2 | Right headlamp LIN |
| LIN GND | LIN bus ground connection |
| LL_BU | Light strip ambiance illumination (blue) actuation |
| LL_RD | Light strip ambiance illumination (red) actuation |
| LL_WH | Light strip ambiance illumination (white) actuation |
| LL_YE | Light strip ambiance illumination (yellow) actuation |
| LLS_LH | Left rear reading lamp |
| LLS_RH | Right rear reading lamp |
| LPV | Actuation of purging switchover valve |
| LS2HK | Left oxygen sensor downstream of catalytic converter signal |
| LSCP1 | Pump current for oxygen sensor upstream of catalytic converter |
| LSH1 | Supply voltage for heater oxygen sensor upstream of catalytic converter |
| LSH1HK | Right heating element oxygen sensor downstream of catalytic converter actuation |
| LSH2HK | Left heating element oxygen sensor downstream of catalytic converter actuation |
| LSHK | Signal, right oxygen sensor downstream of catalytic converter |
| LSP- | Steering wheel downshift button. |
| LSP+ | Steering wheel upshift button. |
| LSVG1 | Signal |
| LSVN1 | Signal |
| Luftf_Komp_Rel | AIRmatic compressor power supply |
| LVDC+ | Low voltage differential signal (plus) |
| LVDS- | Low voltage differential signal (ground connection) |
| LVDS HU Tx- | Low voltage differential signal (ground) |
| LVDS HU Tx+ | Low voltage differential signal (plus) |
| LVDS RX- | Low voltage differential signal receiving (minus) |
| LVDS RX+ | Low voltage differential signal receiving (plus) |
| LVDS+ | Low voltage differential signal (plus) |
| LWR | Headlamp range adjustment |
| LWR Sig. | Signal |
| LWR_Sig. | Headlamp range adjustment signal |
| M-(+) | Motor minus (plus) |
| M- (+) | Motor minus (plus) |
| M_R_SP2 | Accelerator pedal sensor signal |
| M+ | Motor plus |
| M+(-) | Motor plus (minus) |
| M+ (-) | Motor plus (minus) |
| max | Maximum |
| MHK_S_L | Left engine hood contact switch signal |
| Mic + | Microphone 1 (plus) |
| Mic - | Microphone 1 (minus) |
| Mic. 1 + | Microphone 1 (plus) |
| Mic GND | Microphone (negative) |
| Mic. 1 GND | Microphone 1 (minus) |
| Mic1_In+ | Microphone 1 (plus) |
| Mic2_In+ | Microphone 2 (plus) |
| Mid_FL- | Left rear door midrange speaker (minus) |
| Mid_FL+ | Left rear door midrange speaker (plus) |
| Mid_FR- | Right rear door midrange speaker (minus) |
| Mid_FR+ | Right rear door midrange speaker (plus) |
| Mid_RL- | Left rear sidewall lining midrange speaker (minus) |
| Mid_RL+ | Left rear sidewall lining midrange speaker (plus) |
| Mid_RR- | Right rear sidewall lining midrange speaker (minus) |
| Mid_RR+ | Right rear sidewall lining midrange speaker (plus) |
| min | Minimum |
| MOST | MOST bus |
| MOST IN | MOST Receiver IN |
| MOST OUT | MOST Transmitter OUT |
| MOT | Motor (positive) |
| MOT_(+) | Motor (positive) |
| Mot. L-(+) | Motor right-handed/left-handed rotation for electronic parking brake, left |
| Mot. L+(-) | Motor left-handed/right-handed rotation for electronic parking brake, left |
| Mot. R-(+) | Motor right-handed/left-handed rotation for electronic parking brake, right |
| Mot. R+(-) | Motor left-handed/right-handed rotation for electronic parking brake, right |
| MP/00 | Ground connection |
| MP/01 | Front radar sensors power supply |
| MR Sons 1 | Ground |
| MR_ESNF3 | Ground connection |
| Mute | Mute function |
| Mute, VCS | Mute function |
| NC | Not assigned |
| NIV_ABLV (-) | ABC switchover valve (minus) |
| NIV_ABLV (+) | ABC switchover valve (plus) |
| Niv_HL (-) | Left rear level control valve (minus) |
| Niv_HR (-) | Right rear level control valve (minus) |
| Niv_VL (-) | Left front level control valve (minus) |
| Niv_VR (-) | Right front level control valve (minus) |
| NOT | Emergency cutoff |
| NSL | Rear fog lamp actuation |
| NSL_L | Left rear fog lamp |
| NSL_R | Right rear fog lamp |
| NSW_L | Left fog lamp |
| NW2A2 | Left exhaust camshaft solenoid actuation |
| NWEA2 | Left exhaust camshaft Hall sensor signal |
| NWG1 | Right intake camshaft Hall sensor signal |
| NWGA1 | Right exhaust camshaft Hall sensor signal |
| NWGE2 | Left intake camshaft Hall sensor signal |
| NWG-Sig. | Sensor signal for camshaft Hall sensor |
| NWSA1 | Right exhaust camshaft solenoid actuation |
| NWSE1 | Right intake camshaft solenoid actuation |
| NWSE2 | Left intake camshaft solenoid actuation |
| O_S_MRLY | AdBlue® relay actuation |
| O_S_MRLY_HS | Actuation of relay for terminal 87M |
| O_T_neg | Signal |
| O_T_OTC | Actuation of coolant thermostat heating element |
| O_T_pos | Signal |
| O_T_RAHT1 | Heating element AdBlue® container actuation |
| O_T_RAMCP | AdBlue® extraction pump actuation |
| O_V_RAMCP | AdBlue® extraction pump actuation |
| O_T_RAPP | AdBlue® delivery pump actuation |
| O_V_RAPP | AdBlue® delivery pump actuation |
| Out - | Speaker (minus) |
| Out + | Speaker (plus) |
| PAS | Signal |
| PAS A | Signal |
| PAS B | Signal |
| PAS_SIG2 | Pedal angle sensor signal 2 |
| Pos. 1 li. | Left position lamp |
| Pos. 1 re. | Right position lamp |
| Pos. SML | Side marker lamp position lamp |
| Pos. TFL | Daytime running lamps position lamp |
| POT | Potential equalization high-voltage components |
| Poti Sig. | Signal |
| PP | Proximity signal line charging current |
| PWM | Pulse width modulation |
| PWM Sig. | Pulse width modulation signal |
| PYFFB Hybrid (-) | Hybrid pyrofuse (minus) |
| PYFFB Hybrid (+) | Hybrid pyrofuse (plus) |
| R12/13 (-) | Squib 1, driver airbag (negative) |
| R12/13 (+) | Squib 1, driver airbag (positive) |
| R12/14 (-) | Squib 2, driver airbag (negative) |
| R12/14 (+) | Squib 2, driver airbag (positive) |
| REG | Actuation of purging switchover valve |
| REL T | Relay kT actuation |
| REL_R | Relay kR actuation (+) |
| Rel_Vac_Pump | Vacuum pump relay actuation |
| Relais U Anst. (+) | Actuation |
| Relais X Anst | Actuation |
| Res | Reserve slot fuse |
| RFL | Actuation of backup lamp |
| RFL_L | Left backup lamp actuation |
| RFL_R | Right backup lamp actuation |
| RL+ | Left rear door/side paneling speaker (positive) |
| RL- | Left rear door/side paneling speaker (negative) |
| RR+ | Right rear door/side paneling speaker (positive) |
| RR- | Right rear door/side paneling speaker (negative) |
| RSS_close_HSD | Relay F32/4k2 actuation |
| RSS_close_LSD | Relay F32/4k2 actuation |
| RSS_open_HSD | Relay F32/4k2 actuation |
| RSS_open_LSD | Relay F32/4k2 actuation |
| Rx- | Receiving (minus) |
| Rx+ | Receiving (plus) |
| RX-LWL | Receiving (minus) |
| S1_SIG | Signal 1 |
| S2_SIG | Signal 2 |
| S_DL_LH | Left rear dome lamp button signal |
| S_DL_RH | Right rear dome lamp button signal |
| S_S_VREF3 | Signal |
| S_SL_VL | Mirror lamps power supply |
| SB_LR (-) | Left rear sidebag squib (minus) |
| SB_LR (+) | Sidebag squib in left rear (plus) |
| SB_RR (-) | Sidebag squib in right rear (minus) |
| SB_RR (+) | Sidebag squib in right rear (plus) |
| SDARS | Signal |
| SDV_Sig | Sensor signal for low-pressure turbocharger boost pressure sensor |
| Seat_Heater | Heated seats actuation |
| SEB | Signal |
| SEB (KL.50) | Signal |
| Sensor (-) | Ground connection |
| Sensor Sig. | Signal |
| Sensor Signal | Signal |
| Setpoint | Variable resistor |
| SGN | Sensor signal for fuel pressure sensor |
| Shield | Shielding |
| Sig | Signal |
| Sig. | Signal |
| Sig. 1 | Signal 1 |
| Sig. pressure | Pressure signal |
| Sig._ARFS | Signal |
| Sig._EKA | Signal |
| Sig._PMOT | Signal |
| Sig.1 | Signal |
| Sig.1 L20 | Signal 1 |
| Sig.2 | Signal 2 |
| Sig.2 L20 | Signal 2 |
| Sig.3 L20 | Signal 3 |
| Sig.4 L20 | Signal 4 |
| Sig.-DSZL | Pressure signal |
| Signal | Signal |
| Signal (-) | Signal |
| Signal 1 | Signal 1 |
| Signal 2 | Signal 2 |
| Signal 3 | Signal 3 |
| Signal 4 | Signal 4 |
| Signal A | Signal A |
| Signal B | Signal B |
| Signal temp. | Temperature signal |
| SL | Taillamp |
| SL_L | Left taillamp |
| SL_R | Right taillamp |
| SL1_R | Right taillamp |
| SL2_L | Left taillamp |
| SML | Side-marker lamp |
| SML_L | Left front side-marker lamp |
| SML-L | Left front side-marker lamp |
| SML_R | Right front side-marker lamp |
| SOS | Radio help call |
| SP (-) | Ground connection for locking finger and sensor, trailer hitch release |
| SP 1 | Locking finger signal 1 |
| SP 2 | Locking finger signal 2 |
| SP1M | Signal ground 1 accelerator pedal sensor |
| SP1S | Sensor signal 1 accelerator pedal sensor |
| SP2M | Signal ground 2 accelerator pedal sensor |
| SP2S | Sensor signal 2 accelerator pedal sensor |
| Spkr Out - | Speaker (minus) |
| Spkr Out + | Speaker (plus) |
| STR | Actuation |
| STRG | Sensor signal for fuel filter element |
| STR- | Starter terminal 15 relay (K40/8kH) low side |
| STR+ | Starter terminal 15 relay (K40/8kH), high side |
| SubFL- | Left footwell bass speaker (minus) |
| SubFL+ | Left footwell bass speaker (plus) |
| SubFR- | Right footwell bass speaker (minus) |
| SubFR+ | Right footwell bass speaker (plus) |
| SurL- | Left rear surround sound system midrange speaker (minus) |
| SurL + | Left rear surround sound system midrange speaker (plus) |
| SurR - | Right rear surround sound system midrange speaker (minus) |
| SurR + | Right rear surround sound system midrange speaker (plus) |
| SW | Signal |
| SW_1 | Signal 1, electric parking brake switch |
| SW_2 | Signal 2, electric parking brake switch |
| SW_3 | Signal 3, electric parking brake switch |
| SW_4 | Signal 4, electric parking brake switch |
| T5 Sen. | Signal for temperature sensor upstream of diesel particulate filter |
| TBA | Power supply for outer door handle illumination |
| TD_ZV | Actuation for tank cap central locking actuator |
| Tel. Answer/End Call | Multifunction steering wheel mute function button |
| Termination | Termination |
| TES _Status | Tank cap release button status |
| TES Sig. | Tank cap release button signal |
| TFL | Daytime running lamps |
| TFVKAT | Signal for temperature sensor upstream of catalytic converter |
| THS | Actuation of coolant thermostat heating element |
| TIB | Door handle illumination actuation |
| TMOT | Signal for coolant temperature sensor |
| TNSG_RTR_DR (-) | Driver emergency tensioning retractor squib (minus) |
| TNSG_RTR_DR (+) | Driver emergency tensioning retractor squib (plus) |
| TNSG_RTR_FPS (-) | Front passenger emergency tensioning retractor squib (minus) |
| TNSG_RTR_FPS (+) | Front passenger emergency tensioning retractor squib (plus) |
| TNSG_RTR_LR (-) | Left rear emergency tensioning retractor squib (minus) |
| TNSG_RTR_LR (+) | Left rear emergency tensioning retractor squib (plus) |
| TNSG_RTR_RR (-) | Right rear emergency tensioning retractor squib (minus) |
| TNSG_RTR_RR (+) | Right rear emergency tensioning retractor squib (plus) |
| TSLL_Sig.) | Signal |
| TV1 | Signal for TV 1 and DAB Band III antenna amplifier |
| TV2 | Signal for antenna amplifier |
| TV3 | Signal for antenna amplifier |
| TX- | Transmission (Minus) |
| Tx+ | Transmission (Plus) |
| TX+ | Transmission (Plus) |
| TX-LWL | Transmission (Minus) |
| U_PWG | Sensor voltage 1 (5 V) accelerator pedal sensor |
| Ua | Voltage supply |
| Uak | Voltage supply |
| Ub (+) | Voltage supply |
| UB_P | Circuit 30 power supply |
| UB_S | Circuit 30 power supply |
| UB_V | Electronic parking brake circuit 30 |
| U-MFL-R | Accept/terminate phone call button |
| UMSCHVNT | Stationary heater switchover valve |
| Up/Down | Scroll forward/back button |
| Ur | Voltage supply |
| Urear | Signal |
| Us | Voltage supply |
| USB +5V | Universal serial bus 5Volt power supply |
| USB_5V | Universal serial bus 5Volt power supply |
| USB 3D- | Universal serial bus 3 data - |
| USB 4D+ | Universal serial bus 3 data + |
| USB D- | Universal serial bus data - |
| USB D+ | Universal serial bus data + |
| V | Sun visor mirror lamp supply voltage |
| V_V_5V3APP1 | Signal |
| V_V_BAT+1R-Tank | AdBlue® heater terminal 1 control unit supply voltage |
| V_V_BAT+2R-DL | AdBlue® heater terminal 2 control unit supply voltage |
| V_V_BAT+4R | AdBlue® control unit supply voltage |
| VAC Pump_H | Actuation of Adaptive Brake vacuum pump (plus) |
| VAC Pump_L | Adaptive Brake vacuum pump (minus) |
| VAC Pump_MON | Vacuum pump feedback |
| VAC1_GND | Brake vacuum sensor, ground |
| VAC1_SIG | Brake vacuum sensor, signal 1 |
| VAC1_SUP | Brake vacuum sensor power supply |
| VAC2_SIG | Brake vacuum sensor, signal 2 |
| VB+ | Voltage supply |
| Vbus | Signal |
| VHK | Heater pad power supply |
| Virtual GND | Oxygen sensor virtual ground connection |
| V-MFL-L | Left/right multifunction steering wheel button group |
| Wake up | Wake-up signal |
| Wake-up | Wake-up signal |
| WakeUp | Wake-up signal |
| WaPu + | Water pump power supply |
| WB_L (-) | Left windowbag squib (minus) |
| WB_L (+) | Left windowbag squib (plus) |
| WB_R (-) | Right windowbag squib (minus) |
| WB_R (+) | Right windowbag squib (plus) |
| W-LAN | Wireless LAN |
| WP Sig. | Coolant pump switchover valve actuation |
| ZUE1 | Actuation of ignition coil, cylinder 1 |
| ZUE2 | Actuation of ignition coil, cylinder 2 |
| ZUE3 | Actuation of ignition coil, cylinder 3 |
| ZUE4 | Actuation of ignition coil, cylinder 4 |
| ZUE5 | Actuation of ignition coil, cylinder 5 |
| ZUE6 | Actuation of ignition coil, cylinder 6 |
| ZV_AUF | Central locking motor open actuation |
| ZV_ZU | Central locking motor close actuation |
| ZVIS_Sig. | Central locking inside door handle switch signal |
| Zyl. 1 | Actuation of 1st cylinder glow plug |
| Zyl. 2 | Actuation of 2nd cylinder glow plug |
| Zyl. 3 | Actuation of 3rd cylinder glow plug |
| Zyl. 4 | Actuation of 4th cylinder glow plug |