Siemens MS42 Pinout

X60001
PinTypeDescriptionConnection
1InputTerminal 15Relay, fuel injectors
2Not used
3Input / OutputSignal Diagnostic link TXDK-Line
4GroundGroundGround connector
5GroundGroundGround connector
6GroundGroundGround connector
7InputTerminal 30B+ terminal
8InputVoltage supplyFuse carrier, engine electronics
9InputVoltage supplyFuse carrier, engine electronics
X60002
PinTypeDescriptionConnection
1InputSignal Oxygen sensor heater in front of catalytic converterHeated oxygen sensor 1 in front of catalytic converter
2InputSignal pre-cat exhaust gas temperature sensor bank 1EGT sensor pre-cat bank 1
3Input/ OutputSignal CAN bus lowTransmission control unit (AT only)
4Input / OutputSignal CAN bus highTransmission control unit (AT only)
5InputSignal pre-cat exhaust gas temperature sensor bank 2EGT sensor pre-cat bank 2
6Input / OutputSignal Diagnostic link TXDTransmission control unit (AT only)
7InputSignal Oxygen sensor heater behind catalytic converterHeated oxygen sensor 1 in front of catalytic converter
8GroundGround pre-cat exhaust gas temperature sensor bank 1EGT sensor pre-cat bank 1
9GroundGround pre-cat exhaust gas temperature sensor bank 2EGT sensor pre-cat bank 2
10GroundGround post-cat exhaust gas temperature sensor bank 1EGT sensor post-cat bank 1
11GroundGround post-cat exhaust gas temperature sensor bank 2EGT sensor post-cat bank 2
12Signal post-cat exhaust gas temperature sensor bank 1EGT sensor post-cat bank 1
13InputSignal Oxygen sensor heater in front of catalytic converterHeated oxygen sensor 2 in front of catalytic converter
14InputSignal Oxygen sensor before catalytic converterHeated oxygen sensor 1 in front of catalytic converter
15InputSignal Oxygen sensor before catalytic converterHeated oxygen sensor 2 in front of catalytic converter
16InputSignal Oxygen sensor after catalytic converterHeated oxygen sensor 1 behind catalytic converter
17InputSignal post-cat exhaust gas temperature sensor bank 2EGT sensor post-cat bank 2
18InputSignal Oxygen sensor after catalytic converterHeated oxygen sensor 2 behind catalytic converter
19InputSignal Oxygen sensor heater behind catalytic converterHeated oxygen sensor 2 behind catalytic converter
20GroundGround Oxygen sensor before catalytic converterHeated oxygen sensor 1 in front of catalytic converter
21GroundGround Oxygen sensor before catalytic converterHeated oxygen sensor 2 in front of catalytic converter
22GroundGround Oxygen sensor after catalytic converterHeated oxygen sensor 1 behind catalytic converter
23InputSignal Activation, main relayDME relay
24GroundGround Oxygen sensor after catalytic converterHeated oxygen sensor 2 behind catalytic converter
X60003
PinTypeDescriptionConnection
1InputSignal Air mass sensorHot-film air mass meter
2InputSignal Exhaust camshaft sensor 1Camshaft sensor II
3Not used
4Not used
5InputSignal Inlet camshaft sensor 1Camshaft sensor I
6Not used
7OutputVoltage supply Electric throttle actuatorElectric throttle actuator
8InputSignal Crankshaft sensorCrankshaft sensor
9Not used
10InputSignal Electric Throttle Body Potentiometer 2Electric Throttle Body Potentiometer 2
11Not used
12Not used
13Not used
14Not used
15GroundGround Exhaust camshaft sensor 1Camshaft sensor II
16Not used
17GroundGround Air mass sensorHot-film air mass meter
18GroundGround Inlet camshaft sensor 1Camshaft sensor I
19InputSignal Electric Throttle Body Potentiometer 1Electric Throttle Body Potentiometer 1
20GroundGround Electric throttle actuatorElectric throttle actuator
21InputGround Crankshaft sensorCrankshaft sensor
22InputSignal Intake air temperatureIntake air temperature sensor
23GroundGround Intake air temperatureIntake air temperature sensor
24InputSignal Coolant temperatureCoolant temperature sensor
25GroundGround Coolant temperatureCoolant temperature sensor
26Not used
27InputSignal Engine oil temperatureOil temperature sensor
28GroundGround Engine oil temperatureOil temperature sensor
29Input Signal Knock sensorKnock sensor
30Input Signal Knock sensorKnock sensor
31InputSignal Knock sensorKnock sensor
32InputSignal Knock sensorKnock sensor
33OutputSignal Fuel injector 1Fuel injector 1
34Output Signal Fuel injector 2Fuel injector 2
35OutputSignal Fuel injector 3Fuel injector 3
36OutputSignal Fuel injector 4Fuel injector 4
37OutputSignal Fuel injector 5Fuel injector 5
38OutputSignal Fuel injector 6Fuel injector 6
39Not used
40OuputSignal VANOS inlet valveVANOS inlet valve
41OutputSignal VANOS outlet valveVANOS outlet valve
42OutputSignal Fuel tank vent valveFuel tank vent valve
43OutputSignal Electric Throttle Body Actuator 1Electric Throttle Body
44OutputSignal Electric Throttle Body Actuator 2Electric Throttle Body
45OutputSignal Characteristic map coolingThermostat, characteristic map cooling
46OutputSignal Close idle speed control valveIdle actuator
47OutputSignal Open idle speed control valveIdle actuator
48GroundSignal Shield, knock sensorShield, knock sensor
49OutputSignal Valve, individual control intake systemValve, individual control intake system
50Not used
51Not used
52OutputSignal Secondary air pump valveSecondary air pump valve
X60004
PinTypeDescriptionConnection
1Not used
2Not used
3OutputSignal secondary air pumpSecondary air pump relay
4OutputSignal Electric cooling fanElectric cooling fan
5GroundGround secondary air MAF sensorSecondary air MAF sensor
6Not used
7GroundGround Pedal position sensorPedal position sensor
8InputSignal Pedal position sensorPedal position sensor
9OutputVoltage supply Pedal position sensorPedal position sensor
10OutputSignal Fuel pump relay 1Fuel pump relay 1
11Not used
12GroundGround Pedal position sensorPedal position sensor
13InputSignal Pedal position sensorPedal position sensor
14OutputVoltage supply Pedal position sensorPedal position sensor
15InputSingal secondary air MAF sensorScondary air MAF sensor
16Not used
17OutputSpeed signalDiagnostic connector
18OutputSignal Valve, exhaust flap M54 3.0 l onlyValve, exhaust flap
19Not used
20OutputSignal Diagnostic module, fuel tank leakageDiagnostic module, fuel tank leakage
21Not used
22InputSignal Processed wheel speed, rear rightABS/ASC unit ABS/DSC unit
23InputSignal Clutch switchClutch switch
24InputSignal Brake light switchLight switching centre control unit
25Not used
26InputTerminal 15Fuse F29
27InputData link MFLVolute spring steering wheel
28InputSignal Brake light switchBrake light switch
29InputSignal Relay, A/C compressorRelay, A/C compressor
30OutputSignal Diagnostic module, fuel tank leakageDiagnostic module, fuel tank leakage
31Not used
32Input / OutputSignal Diagnostic link TXDDiagnostic connector
33InputElectronic vehicle immobilisationElectronic immobiliser control unit
34Not used
35Not used
36Input/ OutputSignal CAN bus highConnector, CAN bus
37Input / OutputSignal CAN bus lowConnector, CAN bus
38GroundGround Coolant outlet temperatureTemperature sensor
39Input / OutputSignal Coolant outlet temperatureTemperature sensor
40Not used
X60005
PinTypeDescriptionConnection
1OutputSignal Ignition coil 3Ignition coil 3
2OutputSignal Ignition coil 2Ignition coil 2
3OutputSignal Ignition coil 1Ignition coil 1
4Not used
5GroundGroundGround connector
6OutputSignal Feedback IgnitionFeedback Ignition
7OutputSignal Ignition coil 6Ignition coil 6
8OutputSignal Ignition coil 5Ignition coil 5
9OutputSignal Ignition coil 4Ignition coil 4