A6000 Digital motor electronics control unit

Connector location views

Number	X-pin, colour	Description
X60001	9-pin, black	Plug connector Digital motor electronics control unit Module 1
X60002	24-pin, black	Plug connector Digital motor electronics control unit Module 2
X60003	52-pin, black	Plug connector Digital motor electronics control unit Module 3
X60004	40-pin, black	Plug connector Digital motor electronics control unit Module 4
X60005	9-pin, black	Plug connector Digital motor electronics control unit Module 5

Pin assignments at plug connector X60001

Pin	Type	Description / Signal type	Connection / Measuring notes
1	A	Terminal 15	Relay, fuel injectors

2		Not used

3		Not used

4	M	Ground	Ground point

5	M	Ground	Ground connector

6	M	Ground	Ground connector

7	E	Terminal 30	B+ terminal

8	E	Voltage supply	Fuse carrier, engine electronics

9		Not used

Pin assignments at plug connector X60002

Pin	Type	Description / Signal type	Connection / Measuring notes
1	E	Signal Oxygen sensor heater in front of catalytic converter	Heated oxygen sensor 1 in front of catalytic converter

2		Not used

3		Not used

4		Not used

5		Not used

6		Not used

7	E	Signal Oxygen sensor heater behind catalytic converter	Heated oxygen sensor 1 in front of catalytic converter

8		Not used

9		Not used

10		Not used

11		Not used

12		Not used

13	E	Signal Oxygen sensor heater in front of catalytic converter	Heated oxygen sensor 2 in front of catalytic converter

14	E	Signal Oxygen sensor before catalytic converter	Heated oxygen sensor 1 in front of catalytic converter

15	E	Signal Oxygen sensor before catalytic converter	Heated oxygen sensor 2 in front of catalytic converter

16	E	Signal Oxygen sensor after catalytic converter	Heated oxygen sensor 1 behind catalytic converter

17		Not used

18	E	Signal Oxygen sensor after catalytic converter	Heated oxygen sensor 2 behind catalytic converter

19	E	Signal Oxygen sensor heater behind catalytic converter	Heated oxygen sensor 2 behind catalytic converter

20	M	Ground Oxygen sensor before catalytic converter	Heated oxygen sensor 1 in front of catalytic converter

21	M	Ground Oxygen sensor before catalytic converter	Heated oxygen sensor 2 in front of catalytic converter

22	M	Ground Oxygen sensor after catalytic converter	Heated oxygen sensor 1 behind catalytic converter

23	E	Signal Activation, main relay	DME relay

24	M	Ground Oxygen sensor after catalytic converter	Heated oxygen sensor 2 behind catalytic converter

Pin assignments at plug connector X60003

Pin	Type	Description / Signal type	Connection / Measuring notes
1	E	Signal Air mass sensor	Hot-film air mass meter

2	E	Signal Exhaust camshaft sensor 1	Camshaft sensor II

3		Not used

4		Not used

5	E	Signal Inlet camshaft sensor 1	Camshaft sensor I

6		Not used

7	A	Voltage supply Electric throttle actuator	Electric throttle actuator

8	E	Signal Crankshaft sensor	Crankshaft sensor

9		Not used

10	E	Signal Electric throttle actuator	Electric throttle actuator

11		Not used

12		Not used

13		Not used

14		Not used

15	M	Ground Exhaust camshaft sensor 1	Camshaft sensor II

16		Not used

17	M	Ground Air mass sensor	Hot-film air mass meter

18	M	Ground Inlet camshaft sensor 1	Camshaft sensor I

19	E	Signal Electric throttle actuator	Electric throttle actuator

20	M	Ground Electric throttle actuator	Electric throttle actuator

21	E	Ground Crankshaft sensor	Crankshaft sensor

22	A	Signal Intake air temperature	Intake air temperature sensor

23	M	Ground Intake air temperature	Intake air temperature sensor

24	A	Signal Coolant temperature	Coolant temperature sensor

25	M	Ground Coolant temperature	Coolant temperature sensor

26		Not used

27	A	Signal Engine oil temperature	Oil temperature sensor

28	M	Ground Engine oil temperature	Oil temperature sensor

29	A	Signal Knock sensor	Knock sensor

30	A	Signal Knock sensor	Knock sensor

31	A	Signal Knock sensor	Knock sensor

32	A	Signal Knock sensor	Knock sensor

33	E	Signal Fuel injector 1	Fuel injector 1

34	E	Signal Fuel injector 2	Fuel injector 2

35	E	Signal Fuel injector 3	Fuel injector 3

36	E	Signal Fuel injector 4	Fuel injector 4

37	E	Signal Fuel injector 5	Fuel injector 5

38	E	Signal Fuel injector 6	Fuel injector 6

39		Not used

40	E	Signal VANOS inlet valve	VANOS inlet valve

41	E	Signal VANOS outlet valve	VANOS outlet valve

42	E	Signal Fuel tank vent valve	Fuel tank vent valve

43	E	Signal Electric throttle actuator	Electric throttle actuator

44	E	Signal Electric throttle actuator	Electric throttle actuator

45	E	Signal Characteristic map cooling	Thermostat, characteristic map cooling

46	E	Signal Close idle speed control valve	Idle actuator

47	E	Signal Open idle speed control valve	Idle actuator

48	M	Signal Shield, knock sensor	Shield, knock sensor

49	E	Signal Valve, individual control intake system	Valve, individual control intake system

50		Not used

51	A	Activation, heating for fuel tank leak diagnosis module USA only	Diagnostic module, fuel tank leakage

52	E	Signal Secondary air pump valve	Secondary air pump valve

Pin assignments at plug connector X60004

Pin	Type	Description / Signal type	Connection / Measuring notes
1		Not used

2		Not used

3	E	Signal Secondary air pump	Secondary air pump relay

4	E	Signal Electric fan	Electric fan

5		Not used

6		Not used

7	M	Ground Pedal position sensor	Pedal position sensor

8	E	Signal Pedal position sensor	Pedal position sensor

9	A	Voltage supply Pedal position sensor	Pedal position sensor

10	E	Signal Fuel pump relay 1	Fuel pump relay 1

11		Not used

12	M	Ground Pedal position sensor	Pedal position sensor

13	E	Signal Pedal position sensor	Pedal position sensor

14	A	Voltage supply Pedal position sensor	Pedal position sensor

15		Not used

16		Not used

17	A	Speed signal	Diagnostic connector

18	A	Signal Valve, exhaust flap M54 3.0 l only	Valve, exhaust flap

19		Not used

20	A	Activation, valve for fuel tank leak diagnosis module USA only	Diagnostic module, fuel tank leakage

21		Not used

22	E	Signal Processed wheel speed, rear right	ABS/ASC unit ABS/DSC unit

23	A	Signal Clutch switch	Clutch switch

24	E	Signal Brake light switch	Light switching centre control unit

25		Not used

26	E	Terminal 15	Fuse F29

27	E	Data link MFL	Volute spring

28	E	Signal Brake light switch	Brake light switch

29	E	Signal Relay, A/C compressor	Relay, A/C compressor

30	A	Activation, pump for fuel tank leak diagnosis module USA only	Diagnostic module, fuel tank leakage

31		Not used

32	E/A	Signal Diagnostic link TXD	Diagnostic connector

33	E	Electronic vehicle immobilisation	Electronic immobiliser control unit

34		Not used

35		Not used

36	E/A	Signal CAN bus high	Connector, CAN bus

37	E/A	Signal CAN bus low	Connector, CAN bus

38	M	Ground Coolant outlet temperature	Temperature sensor

39	A	Signal Coolant outlet temperature	Temperature sensor

40		Not used

Pin assignments at plug connector X60005

Pin	Type	Description / Signal type	Connection / Measuring notes
1	E	Signal Ignition coil 3	Ignition coil 3

2	E	Signal Ignition coil 2	Ignition coil 2

3	E	Signal Ignition coil 1	Ignition coil 1

4		Not used

5	M	Ground	Ground connector

6		Not used

7	E	Signal Ignition coil 6	Ignition coil 6

8	E	Signal Ignition coil 5	Ignition coil 5

9	E	Signal Ignition coil 4	Ignition coil 4