Abbreviations of signal and circuit designations for wiring diagrams - OV00.01-P-1001-28MC
Model 450,
Model 451,
Model 452
| Abbreviation | Designation | Notes |
|---|---|---|
| (+) | Positive | |
| +112V | 12 Volt positive | |
| (-) | Minus | |
| 15 | Switched positive | |
| Switched positive, unfused | ||
| 30 | Battery voltage, positive (continuous positive) | |
| 30z | Circuit 30 1st input | |
| Circuit 30, unfused | ||
| 31 | Return line to battery negative or ground, direct | |
| 31b | Return line to battery negative or ground via switch or relay, switched negative | |
| 49L | Left turn signal lamp | |
| 49R | Right turn signal lamp | |
| 50 | Starter solenoid switch | |
| 53 | Wiper motor, input (+) | |
| 53b | Wiper motor, shunt winding | |
| 54 | Stop lamp | |
| 55 | Foglights | |
| 55L | Left fog lamp | |
| 55R | Right fog lamp | |
| 56 | Headlamp | |
| 56 L | Left standing light / parking light | |
| 56 R | Right standing light / parking light | |
| 56a | Main beam and main beam indicator | |
| 56a L | Left main beam | |
| 56a R | Right main beam | |
| 56b | Low beam | |
| 56b L | Left low beam | |
| 56b R | Right low beam | |
| 58 | Clearance, tail, license plate and instrument lamps | |
| 58d | Variable instrument/switch illumination | |
| 58L | Left side light | |
| 58R | Right side light | |
| 5V | Supply 5V | |
| 5VGANG | Gear position supply | |
| 5VGETINK | Transmission/engine feedback supply | |
| 5VHFM | 5V HFM sequential multiport fuel injection/ignition system or exhaust gas recirculation potentiometer supply | |
| 5VIP | Power supply IPx | |
| 5VKUPINK | Clutch/engine feedback supply | |
| 5VLDF | Boost pressure sensor supply | |
| 5VNWDG | Camshaft RPM sensor supply | |
| 5VPWG1 | Pedal value sensor 1 supply | |
| 5VRDS | Fuel pressure sensor supply | |
| 5VSP1 | Voltage supply SP1 | |
| 5VXX | Sensor supply | |
| 61 | Alternator charge indicator | |
| 85 | Negative or ground winding end | |
| 86 | Start of winding | |
| 87 | Input | |
| 87a | First output (NC side) | |
| 87b | Second output | |
| 87c | Third output | |
| 87/1 | 87 Motor electronics 1 | |
| 87/2 | 87 Motor electronics 2 | |
| AB | Airbag | |
| AB, BF+ | Airbag 1, front passenger (positive) | |
| AB, FA+ | Airbag 1, driver (positive) | |
| AB, BF- | Airbag 2, front passenger (positive) | |
| AB, FA- | Airbag 2, driver (positive) | |
| AGR | Exhaust gas recirculation | |
| AGRP | EGR [AGR] potentiometer | |
| AKSE1 | Passenger-side contact switch - child seat 1 | |
| AKSE2 | Passenger-side contact switch - child seat 2 | |
| Ano. | Starter relay | |
| SEQ | Automated transmission | |
| ASGR | Automated manual transmission relay control | |
| ASGR1 | Ground - transmission/clutch bridge 1 | |
| ASGR2 | Ground - transmission/clutch bridge 2 | |
| ATLWG | Wastegate turbocharger | |
| AYSEN | Lateral acceleration sensor | |
| BAT CAN H | Battery CAN high | |
| BAT CAN L | Battery CAN low | |
| BFS | Brake fluid switch | |
| BL | Left turn signal lamp | |
| BL re | Right turn signal lamp | |
| BLS | Stop lamp switch | |
| BMHG | Phase signal | |
| BFL | Brake fluid level | |
| CAN-H | CAN interface high | |
| CAN-L | CAN interface low | |
| Crash | Crash signal | |
| Data | Serial communication interface | |
| DCM | EMS motor, minus | |
| DCP | EMS motor, plus | |
| DF | Alternator RPM frequency signal | |
| DF HL | Left rear rotational frequency | |
| DF HR | Right rear rotational frequency | |
| DF VL | Left front rotational frequency | |
| DF VR | Right front rotational frequency | |
| DG +5V | Pressure sensor +5V | |
| DG Sig. | Pressure sensor signal | |
| DGM | Pressure sensor ground | |
| Diag. | Diagnosis | |
| DL | Dialog line | |
| DOWN | Selector lever switch down | |
| DRSR | Turn rate sensor, reference | |
| DRSR | Turn rate sensor, signal | |
| DRSR | Turn rate sensor, bite | |
| DRV | Fuel pressure regulator | |
| DS | Intake manifold pressure sensor | |
| EAB | Electrical cutoff | |
| EAV | Electric shutoff valve | |
| ED CAN H | Electric Drive CAN high | |
| ED CAN L | Electric Drive CAN low | |
| ATA | ATA [EDW] signal | |
| EKP | Electric fuel pump | |
| EKPR | Electric fuel pump relay control | |
| EM | Torque sensor ground | |
| ESW | Electronic selector lever switch | |
| ESWMA | Shift program selection | |
| ES1 | Ground - electronics and injector | |
| ES2 | Ground - electronics and injector | |
| EV1 | Injection valve 1 | |
| EV2 | Injection valve 2 | |
| EV3 | Injection valve 3 | |
| FH | Power window | |
| FH VL | Front left power window | |
| FH VR | Front right power window | |
| FI | Intermittent front windshield wiper | |
| FL | Driving lights | |
| FM | Frequency modulation | |
| FSB | Parking brake | |
| FST | Tank fill level | |
| G1 | Glow plug 1 | |
| G2 | Glow plug 2 | |
| G3 | Glow plug 3 | |
| Gear | Gear position | |
| GEN | Alternator signal output | |
| GER | Blower relay | |
| GETINK | Transmission motor feedback | |
| GETINKA | Increment signal A transmission | |
| GETINKB | Increment signal B, transmission | |
| GETINKR | Transmission motor feedback R | |
| GETINKT | Transmission motor feedback T | |
| GETM | Transmission motor minus | |
| GETP | Transmission motor plus | |
| GND | Shielding | |
| GS | Emergency tensioning retractor | |
| GS, BF - | Emergency tensioning retractor front passenger, minus | |
| GS, BF+ | Emergency tensioning retractor, front passenger plus | |
| GS, FA - | Emergency tensioning retractor, driver, minus | |
| GS, FA+ | Emergency tensioning retractor, driver plus | |
| GZS | Glow control unit | |
| H1a | Heater booster 210W | |
| H1b | Heater booster 140W | |
| H2 | Heater booster 210W | |
| H3 | Heater booster 210W | |
| HD | Trunk lid | |
| HFM-SFI | Hot film mass air flow sensor | |
| HHS | Rear window defroster | |
| HKS | Heated seat cushion | |
| HL | Left rear | |
| HOG | Altitude sensor | |
| HR | Right rear | |
| HR | Main relay control | |
| HW | Rear wiper | |
| IP1S | Actual value potentiometer 1 | |
| IP2S | Actual value potentiometer 2 | |
| IR (+) | Infrared receiver positive | |
| IR (-) | Infrared receiver negative | |
| IR data | Infrared receiver data | |
| K | Diagnosis K-line | |
| TWC | Catalytic converter | |
| KDP | Fuel metering pump | |
| KDR | Fuel dosing relay | |
| KLIMA | Air conditioning pressure switch | |
| KMD | Refrigerant pressure | |
| KMT | Coolant temperature sensor | |
| KOR | Air conditioner compressor relay | |
| KP R | Fuel pump relay | |
| KSA | Knock sensor | |
| KUPINK | Clutch motor feedback | |
| KUPINKA | Clutch increment signal A | |
| KUPINKB | Clutch increment signal B | |
| KUPM | Clutch motor minus | |
| KUPP | Clutch motor plus | |
| SW | Crankshaft | |
| KWDG | Crankshaft RPM sensor shield | |
| KWDGA | Crankshaft RPM sensor (+) | |
| KWDGB | Crankshaft RPM sensor (-) | |
| LDF | Boost pressure sensor | |
| LSHHK | Lambda sensor heater downstream of catalytic converter | |
| LSHK | Lambda sensor downstream of catalytic converter | |
| LSHVK | Lambda sensor heater upstream of catalytic converter | |
| LSVK | Lambda sensors upstream of catalytic converter | |
| LUES | Fan control | |
| M2 | Ground for main relay and Z diode | |
| MDF HL | Left rear RPM frequency ground | |
| MDF HR | Right rear RPM frequency ground | |
| MDF VL | Left front RPM frequency ground | |
| MDF VR | Right front RPM frequency ground | |
| MEG | Motronic electronic accelerator gearing | |
| Motor LH | Motor, counterclockwise rotation | |
| Motor RH | Motor, clockwise rotation | |
| MPWG1 | Pedal value sensor 1 ground | |
| MPWG2 | Pedal value sensor 2 ground | |
| M Sensor | Ground, sensor | |
| MS 1 | Selector lever switch up | |
| MS 2 | Selector lever switch down | |
| ms3 | Selector lever switch reverse/neutral drive 1 | |
| ms4 | Selector lever switch reverse/neutral drive 2 | |
| MVH | High-side injector | |
| MV1 | Injector 1 | |
| MV2 | Injector 2 | |
| MV3 | Injector 3 | |
| M_V_P | Mains_v_Present | |
| NDGA | RPM sensor | |
| NGET | Transmission RPM sensor shield | |
| NGETA | Transmission RPM sensor, difference A | |
| NGETB | Transmission RPM sensor, difference B | |
| NS | Fog lights | |
| NSL | Rear fog lamp | |
| NW | Camshaft | |
| NWDG | Camshaft RPM sensor | |
| PL | Left parking lamp | |
| POEL | Oil pressure | |
| PR | Right parking lamp | |
| PROG | Programming release | |
| PWG1 | Pedal value sensor 1 sliding contact | |
| PWG2 | Pedal value sensor 2 sliding contact | |
| RDS | Fuel pressure sensor | |
| ref. Ground | Ground | |
| RES1 | Spare output 1 | |
| RES2 | Spare output 2 | |
| RFL | Reversing lamp | |
| RFP | Return pump | |
| RND1 | Selector lever switch reverse/neutral drive 1 | |
| RND2 | Selector lever switch reverse/neutral drive 2 | |
| RS | Control valve | |
| SAUGL | Suction fan | |
| SAUGLR | Suction fan relay control | |
| SB, BF - | Passenger-side sidebag (negative) | |
| SB, BF+ | Passenger-side sidebag (positive) | |
| SB, FA - | Driver sidebag (negative) | |
| SB, FA+ | Driver sidebag (positive) | |
| Sensor + | Sensor supply | |
| Sensor S | Sensor signal | |
| SH (+) | Mirror heater positive | |
| SH (-) | Mirror heater negative | |
| Shield | Shielding | |
| Sig. | Signal | |
| SLP | Secondary air pump | |
| SLPR | Secondary air injection pump relay control | |
| SLV | Secondary air injection pump valve control | |
| SP1S | Set value potentiometer 1 | |
| SP2S | Set value potentiometer 2 | |
| SRS | Supplemental restraint system indicator lamp | |
| STR | Starter lock-out relay module | |
| TAG1 | Exhaust gas temperature upstream of TWC [KAT] | |
| TAG2 | Exhaust temperature downstream of CAT | |
| TANS | Intake air temperature | |
| TEV | Fuel tank vent valve | |
| TG + | Fuel tank sensor + | |
| TG - | Fuel tank sensor - | |
| TGET | Transmission temperature | |
| TK | Door contact | |
| TKS | Fuel temperature sensor | |
| TM | Main voltage output | |
| TMOT | Engine temperature | |
| TN | RPM signal | |
| TNA | Engine speed output signal | |
| DC | Voltage output | |
| TVER | Evaporator temperature | |
| U | Power supply | |
| U | Sensor Turn rate sensor power supply | |
| UBAGR | Exhaust gas recirculation supply | |
| UBASG1 | Supply voltage, transmission 1 | |
| UBASG2 | Supply voltage, transmission 2 | |
| UBEAV | Electrical cutoff valve supply | |
| UBEKPR | Electric fuel pump supply | |
| UBHFM | HFM-SFI supply | |
| UBRASG1 | Supply voltage, transmission 1 | |
| UBRASG2 | Supply voltage, transmission 2 | |
| UBD | Voltage supply circuit 30 | |
| UBR | Supply voltage, [MEG] engine electronics - electronic accelerator - transmission | |
| UBRES | Reserve supply | |
| UBRI | Injector supply | |
| UBR1 | EAB, KDR supply | |
| UBR2 | EAV, AGR, VDK, VWG, RES supply | |
| UBVDK | Throttle valve actuator supply | |
| UBVWG | Wastegate supply | |
| UB_MR | Pump motor supply | |
| UB_VR | Valves supply | |
| VP | Selector lever switch up | |
| UPWG2 | Pedal value sensor 2 supply | |
| USP1 | Specified value potentiometer 1 voltage supply | |
| USP2 | Specified value potentiometer 2 power supply | |
| VDK | Throttle valve positioner | |
| VL | Left front | |
| VM | Torque sensor power supply | |
| VR | Right front | |
| VSTAT_A | Vehicle speed status signal | |
| VWG | Wastegate | |
| WI_WA | Front wipe/wash system | |
| WP | Washer fluid pump | |
| white | Selector lever switch ground | |
| ZUE1A | Ignition coil 1A | |
| ZUE2A | Ignition coil 2A | |
| ZUE3A | Ignition coil 3A | |
| ZUE1B | Ignition coil 1B | |
| ZUE2B | Ignition coil 2B | |
| ZUE3B | Ignition coil 3B | |
| CL | Central locking | |
| ZV | open Central locking open | |
| ZV | closed Central locking closed |