kdFi V1.4 Motronic 55 pin
-------------------------
1: IGN-A1
2: GND
3: FP
4: IDLO (idle valve)
5: nc
6: TACHO_OUT
7: nc
8: nc
9: nc
10: GND
11: nc
12: nc
13: nc
14: GND
15: nc
16: INJ1
17: INJ2
18: CONSTANT 12V (not used)
19: GND
20: nc
21: nc
22: IDLC (idle valve)
23: nc
24: GND
25: nc
26: GND
27: ACTIVATE_DME
28: STOCK LAMBDASENSOR
29: IDLC (only M40 idle valve activated by solder jumper)
30: nc
31: nc
32: nc
33: nc
34: nc
35: nc
36: DME_RELAY
37: +12V_in
38: nc
39: nc
40: nc
41: nc
42: nc
43: nc
44: AIR
45: CLT
46: nc
47: VR-1-P
48: VR-1-N
49: nc
50: GND (10k Ohm for ABS)
51: nc
52: TPS
53: +5V
54: nc
55: nc
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nc = not connected