Traction Control Module: Diagrams

PSM Control Module Connector Assignment







Pin Designation

1 Power supply terminal 15
2 Voltage for solenoid valve relay
Voltage for return pump relay
Voltage for steering-angle sensor
3 Activation of front left outlet valve;
PSM hydraulic unit (ground)
4 Activation of rear right outlet valve;
PSM hydraulic unit (ground)
5 Activation of front left inlet valve;
PSM hydraulic unit (ground)
6 Activation of rear right inlet valve;
PSM hydraulic unit (ground)
7 Activation of return pump relay (ground)
8 Front left speed sensor (signal wire)
10 Front left speed sensor (ground)
11 Rear right speed sensor (signal wire)
12 Rear right speed sensor (ground)
13 Rear left speed sensor (signal wire)
14 Rear left speed sensor (ground)
15 Front right speed sensor (signal wire)
16 Front right speed sensor (ground)
18 Transverse acceleration sensor (signal wire)
19 Transverse acceleration sensor (ground)
20 Motor monitoring, return pump relay (voltage)
22 Booster pump (voltage)
24 Booster pump (ground)
25 Activation of rear left outlet valve
(PSM hydraulic unit) (ground)
26 Activation of front right inlet valve
PSM hydraulic unit (ground)
28 Ground GP 2
29 Ground GP 2
31 PSM/ASR/ABD signal light,
instrument cluster
32 ABS signal light, instrument cluster
34 Rate-of-turn sensor (voltage)
37 Activation of valve relay (ground)
38 Battery charge terminal 61,
instrument cluster
42 Stop light switch (open)
44 PSM off (from PSM button)
46 Diagnosis communication wire
48 Stop light switch (close)
49 Switch-over valve 1;
PSM hydraulic unit (ground)
50 Switch-over valve 2;
PSM hydraulic unit (ground)
51 Power supply terminal 30
52 Booster valve 2
PSM hydraulic unit (ground)
53 Activation of rear left inlet valve
PSM hydraulic unit (ground)
54 Booster valve 1
PSM hydraulic unit (ground)
55 Activation of front right
outlet valve; PSM hydraulic unit
(ground)
61 CAN bus (high)
62 CAN shield
63 CAN bus (low)
67 Booster pump pressure sensor (ground)
68 Booster pump pressure sensor (signal wire)
69 Booster pump pressure sensor (voltage)
70 Speed signal output
rear left speed sensor
(instrument cluster)
75 Transverse acceleration sensor (voltage)
76 Parking brake contact
77 Rate-of-turn sensor (test signal)
78 Rate-of-turn sensor (reference signal)
79 Rate-of-turn sensor (signal wire)
80 Rate-of-turn sensor (ground)
83 PSM monitor button off
86 PSM on (from PSM button)
88 PSM/ASR/ABD information signal light