Pinout

EDC16C31 - 96 pin connector
1 A Voltage supply, fuel injector Injector 4
2 A Voltage supply, fuel injector Injector 6
3 A Voltage supply, fuel injector Injector 5
4 Not used
5 Not used
6 M Sensor ground Charge-air temperature sensor
7 M Sensor ground Dual temperature sensor
8 Not used
9 Not used
10 E Engine oil pressure signal Oil pressure switch
11 M Sensor ground Fuel temperature sensor
12 Not used
13 Not used
14 M Sensor ground Hall-effect sensor, camshaft 1
15 M Sensor ground, Crankshaft sensor
16 Not used
17 Not used
18 Not used
19 Not used
20 Not used
21 Not used
22 Not used
23 Not used
24 A Electrical changeover valve for engine mount activation Electrical changeover valve, engine mount
25 M Ground, fuel injector Injector 4
26 M Ground, fuel injector Injector 6
27 M Ground, fuel injector Injector 5
28 Not used
29 Not used
30 A Voltage supply, rail pressure sensor Rail pressure sensor
31 Not used
32 A Voltage supply, boost pressure sensor Boost pressure sensor
33 Not used
34 Not used
35 Not used
36 Not used
37 A/E Bi-directional data interface Alternator
38 Not used
39 M Voltage supply, crankshaft sensor.
40 Not used
41 Not used
42 Not used
43 Not used
44 A Activation of DDE main relay (HRL) DDE relay
45 E Signal, hot-film air mass meter Hot-film air mass meter
46 E Signal, hot-film air mass meter Hot-film air mass meter
47 E Signal, hot-film air mass meter Hot-film air mass meter
48 Not used
49 A Voltage supply, fuel injector Injector 1
50 A Voltage supply, fuel injector Injector 3
51 A Voltage supply, fuel injector Injector 2
52 Not used
53 Not used
54 E Signal, boost pressure Boost pressure sensor
55 Not used
56 E Signal, rail pressure sensor Rail pressure sensor
57 E Fuel temperature Fuel temperature sensor
58 Not used
59 Not used
60 Not used
61 Not used
62 E Signal, camshaft sensor Hall-effect sensor, camshaft 1
63 Not used
64 Not used
65 Not used
66 Not used
67 Not used
68 A/E Bi-directional data interface Preheating control unit
69 Not used
70 M Ground, preheating control unit Preheating control unit
71 A Signal, volume control valve Volume control valve
72 A Signal, rail pressure control valve Rail pressure control valve
73 M Ground, fuel injector Injector 1
74 M Ground, fuel injector Injector 3
75 M Ground, fuel injector Injector 2
76 Not used
77 Not used
78 E Ground, rail pressure sensor Rail pressure sensor
79 Not used
80 M Ground, boost pressure Boost pressure sensor
81 Not used
82 E Coolant temperature Dual temperature sensor
83 E Charge air temperature Charge-air temperature sensor
84 Not used
85 Not used
86 M Ground, oil level sensor Oil level sensor
87 E Signal, crankshaft sensor
88 Not used
89 Not used
90 Not used
91 Not used
92 Not used
93 A Signal, solenoid valve for charge control Solenoid valve, turbocharger control
94 A Signal, exhaust gas recirculation (AGR) Changeover valve for exhaust gas recirculation (AGR)
95 Not used
96 Not used

EDC16C31 - 58 pin connector
1 E Voltage supply, control unit B+ potential distributor
2 M Ground Ground point
3 E Voltage supply, control unit B+ potential distributor
4 M Ground Ground point
5 E Voltage supply, control unit B+ potential distributor
6 M Ground Ground point
7 E Voltage supply, Ignition on via terminal 15 Fuse F31
8 A/E Diagnosis signal K-Line OBDII socket
9 Not used
10 E Communication link (EWS) Electronic immobiliser control unit (EWS)
11 Not used
12 Not used
13 Not used
14 Battery Signal
15 Not used
16 Not used
17 Not used
18 Not used
19 A Signal, E-box fan Fan, E-box
20 Not used
21 Not used
22 Not used
23 E Brake light test signal Brake light switch
24 Not used
25 Not used
26 Not used
27 Not used
28 Not used
29 M LCD ground, video module Accelerator pedal module
30 M Ground, pedal position sensor 1 Accelerator pedal module
31 Not used
32 A Activation, fuel pump relay (EKP) Fuel pump relay 1
33 A/E CAN-bus low CAN link
34 Not used
35 Not used
36 E Brake light signal Brake light switch
37 E Vehicle speed control signal Multifunction steering wheel
38 Not used
39 E Output, pedal position sensor 2 Accelerator pedal module
40 A Activation, electric fan Electric fan
41 Not used
42 Not used
43 A Voltage, pedal position sensor 1 Accelerator pedal module
44 Not used
45 A Oil pressure Instrument cluster
46 A/E CAN-bus high CAN link
47 Not used
48 Not used
49 E Signal, rear right wheel speed ABS/DSC control unit
50 E Clutch signal Clutch switch module
51 Not used
52 E Output, pedal position sensor 1 Accelerator pedal module
53 A Speed signal OBDII socket
54 Not used
55 Not used
56 A Voltage, pedal position sensor 2 Accelerator pedal module
57 Not used
58 E A/C compressor signal Heating and A/C control module

Electric Pedal  pinout for EDC15 to old style pedal (before 2001)

ECU - Pedal

Pin 7 – Electronic pedal ground – Pedal pin 4

Pin 8 – Electronic pedal signal – Pedal pin 5

Pin 9 – Voltage supply for pedal – Pedal pin 2

Pin 12 – Ground pedal sensor – Pedal pin 8

Pin 13 – Signal pedal sensor – Pedal pin 1

Pin 14 – Voltage supply for pedal – Pedal pin 6

Electric Pedal pinout for EDC15 to new style pedal (after 2001)

Pin-nr on ECU (X60004) | Function | Connects to Pedal

Pin 7 – Electronic pedal ground – Pedal pin 1

Pin 8 – Electronic pedal signal – Pedal pin 4

Pin 9 – Voltage supply for pedal – Pedal pin 5

Pin 12 – Ground pedal sensor – Pedal pin 2

Pin 13 – Signal pedal sensor – Pedal pin 6

Pin 14 – Voltage supply for pedal – Pedal pin 3

Pin assignments at plug connector X2411

1 – E – Voltage supply terminal 15/30 – Fuse carrier, engine electronics

2 – Not used

3 – Not used

4 – M – Ground – Ground connector

5 – M – Ground – Ground connector

6 – M – Ground – Ground connector

7 – Not used

8 – E – Voltage supply terminal 15/30 – Fuse carrier, engine electronics

9 – E – Activation of DDE main relay (HRL) – DDE relay

Pin assignments at plug connector X2412

1 – Not used

2 – Not used

3 – E – CAN interface CAN-LOW (CAN-L) – Transmission control unit

4 – E – CAN interface CAN-HIGH (CAN-H) – Transmission control unit

5 – Not used

6 – E – Diagnostic link TXD – Transmission control unit

7 – Not used

8 – A – Engine mount activation valve – Electrical changeover valve

9 – A – Fuel pressure sensor supply – Presupply pressure sensor

10 – M – Fuel pressure sensor ground – Presupply pressure sensor

11 – Not used

12 – Not used

13 – Not used

14 – Not used

15 – Not used

16 – E – Reversing light signal (without AGS) – Reversing light switch

17 – E – Fuel pressure sensor signal – Presupply pressure sensor

18 – Not used

19 – Not used

20 – Not used

21 – Not used

22 – Not used

23 – Not used

24 – Not used

Pin assignments at plug connector X2413

1 – A – Hot-film air mass meter supply – MAF sensor

2 – E – Hot-film air mass meter signal – MAF sensor

3 – M – Hot-film air mass meter ground – MAF sensor

4 – E – Camshaft sensor signal – Hall sensor

5 – Not used

6 – E – RPM sensor signal – Engine

7 – Not used

8 – Not used

9 – Not used

10 – E – EGR valve signal – Changeover valve

11 – Not used

12 – E – Preheater relay signal – Glow relay

13 – Not used

14 – A – Boost pressure sensor supply – MAP sensor

15 – E – Boost pressure sensor signal – MAP sensor

16 – M – Boost pressure sensor ground – MAP sensor

17 – M – Camshaft sensor ground – Hall sensor

18 – Not used

19 – M – RPM sensor shield – Engine

20 – M – Rail pressure sensor ground – Common rail

21 – Not used

22 – Not used

23 – A – Supercharger control valve supply – Turbo control

24 – Not used

25 – A – Swirl flaps activation – Swirl actuator

26 – Not used

27 – Not used

28 – E – Dual temperature sensor signal – Engine

29 – E – Intake air temp signal – MAF sensor

30 – Not used

31 – M – RPM sensor ground – Engine

32 – M – Dual temp sensor ground – Engine

33 – E – Rail pressure sensor signal – Common rail

34 – Not used

35 – A – Rail pressure sensor supply – Common rail

36 – Not used

37 – Not used

38 – A – Rail pressure control valve supply – Common rail

39 – Not used

40 – E – Oil level sensor signal – Engine

41 – E – Oil pressure switch signal – Engine

42–49 – Not used

50 – E – Battery charge indicator lamp (terminal 61) – Alternator

51 – E – Start signal – Starter

52 – E – Preheater relay signal – Glow plug relay

Pin assignments at plug connector X2414

1 – A – Battery charge indicator lamp signal (terminal 61) – Instrument cluster

2 – A – Start signal – Instrument cluster / IKE

3 – Not used

4 – A – Relay box activation – Fan relay

5 – Not used

6 – Not used

7 – M – Pedal position sensor ground – Pedal

8 – E – Pedal position sensor signal – Pedal

9 – A – Pedal position sensor supply – Pedal

10 – E – Fuel pump relay 1 signal – Relay

11 – A – Oil pressure switch signal – Instrument cluster

12 – M – Pedal position sensor ground – Pedal

13 – E – Pedal position sensor signal – Pedal

14 – A – Pedal position sensor supply – Pedal

15 – Not used

16 – Not used

17 – A – Engine speed signal output (TD) – Diagnostic connector

18 – Not used

19 – E – Reverse light signal – Instrument cluster / IKE

20 – Not used

21 – A – Oil level sensor signal – Light module

22 – A – Rear right wheel speed sensor signal – ABS/DSC

23 – E – Clutch switch signal – Clutch switch

24 – E – Brake light switch signal – Brake switch

25 – Not used

26 – A – Voltage supply terminal 15 – Fuse F14

27 – E – MFL data link – Steering wheel controls

28 – E – Brake light test signal – Brake switch

29 – E – A/C compressor signal – HVAC module

30 – Not used

31 – Not used

32 – Not used

33 – E – Immobilizer signal – EWS

34 – Not used

35 – Not used

36 – E/A – CAN-HIGH – CAN bus

37 – E/A – CAN-LOW – CAN bus

38 – M – Coolant outlet temperature sensor ground – Engine

39 – E – Coolant outlet temperature sensor signal – Engine

40 – Not used