Eesti BMW Klubi

Pin Type Description / Signal type Connection /
Measuring notes
1 A Activation of fuel quantity control unit (MSO) Fuel quantity control unit in injection pump

2 A Activation of fuel quantity control unit (MSO) Fuel quantity control unit in injection pump

3 A Activation of electrical cut-out (ELAB) Electrical cut-out valve on distributor-injection pump

4 A Activation, preheating indicator/DDE (LA1) High: Light module, Basic: Instrument cluster

5 E Signal, needle movement sensor (NBF1) Start of injection sensor in injection nozzle (SD nozzle), cylinder 4

6 A Activation of electropneumatic pressure converter for exhaust gas recirculation (AGR0) Electropneumatic pressure converter for controlled exhaust gas recirculation

7 Not used

8 A Activation of preheater time control (GZS) Glow plug relay

9 A Activation of controlled damping engine mount (DSL0) Electrical changeover valve for engine mount activation

10 A Activation of solenoid valve for injection timing device (MV0) Solenoid valve for injection timing device in distributor-injection pump

11 A Activation of FGR lamp (FGR-L) FGR lamp in instrument cluster

12 M Ground, needle movement sensor (NBF0) Ground supply for start of injection sensor in permanent injection nozzle (SD nozzle), cylinder 4

13 M Sensor ground for shield and sensor (31M) Ground, or shield for sensor and transmitter

14 E Control part sensor center pick-off (RWG-Y) Center pick-off of 2 coils of HDK sensor in distributor-injection pump

15 A Activation of DDE main relay (HRL) DDE main relay

16 E Supply voltage B + (30ES) Fuse F1, Fuse carrier, engine electronics

17 E Supply voltage B + (30ES) Fuse F1, Fuse carrier, engine electronics

18 M Ground B- (BAT-) Ground splice

19 M Ground B- (BAT-) Ground splice

20 Not used

21 A Control path sensor reference coil (RWG-R) Reference coil of HDK sensor in distributor-injection pump

22 Not used

23 A A/C compressor activation from DDE control unit (KOA) Heating and A/C control module

24 E A/C compressor request from IHK control unit (S-KO) Heating and A/C control module

25 E Pedal position sensor idle switch (PWGL) Idle switch in pedal position sensor

26 E Brake light switch BRL (BL-ON) Brake light switch

27 Not used

28 E Clutch switch (KUS, for HG only) Clutch pedal position switch

29 E Vehicle speed signal (DZF-HR) Connector for rear right wheel speed

30 E FGR main switch (FGR-MS) FGR main switch on instrument panel

31 E Brake light test switch BRT (B-EML) Brake light switch

32 E Cruise control (FGR) Multifunction steering wheel control module

33 A Voltage supply for pedal position sensor (PWG2) Pedal position sensor potentiometer

34 A Voltage supply for hot-film mass air flow sensor (LMM2) Hot-film mass air flow sensor

35 E Fuel temperature sensor (KTF1) Injection pump, Distributor

36 E Engine oil temperature sensor (OTF1) Temperature sensor, engine oil at oil filter

37 E Signal, pedal position sensor (PWG1) Pedal position sensor potentiometer

38 E Hot-film mass air flow sensor signal (LMM1) Hot-film mass air flow sensor

39 A Control path sensor, reference coil (RWG-M) Measuring coil of HDK sensor in distributor-type injection pump

40 E/A CAN interface CAN-LOW (CAN-L) CAN-bus

41 E Diagnostic trouble code, preheater plug relay (DIA) Glow plug relay

42 E/A Diagnostic interface (DS) Splice TXD

43 E/A CAN interface CAN-HIGH (CAN-H) CAN-bus

44 E Air conditioning system switch (S-AC) Heating and A/C control module

45 E Signal, electronic immobilizer EWS (S-DWA) Electronic drive-away protection control unit (EWS)

46 A Activation of relay for fuel pump (EKP) Fuel pump relay

47 E Speed (rpm) sensor (DZG1) Speed (rpm) sensor

48 Not used

49 A Load signal output (TQ) Integrated instrument cluster control module (IKE)

50 A Engine speed signal output (TD) Integrated instrument cluster control module (IKE), Data link connector

51 A Voltage supply, boost pressure sensor (LDF2) Boost pressure sensor

52 Not used

53 E Engine coolant temperature sensor (WTF1) Dual temperature sensor in cylinder head

54 E Signal, boost pressure sensor (LDF1) Boost pressure sensor

55 E Control input, ignition lock (K15-E) Fuse F24