Steering Column Control Module
Steering Column Electronic Systems Control Module (J527) Connector Assignment
• The steering column electronic systems control module (J527) is part of the complete system "steering column switch module (SCSM)". and receives signals from the steering column switch, for example.
• Check the steering column electronic systems control module in "Guided Fault Finding" using the Vehicle diagnostic tester.
A - Connector Mount Turn Signal Switch/Cruise Control
1 - Cruise control lever ground
2 - Cruise control set
3 - ACC
4 - Cruise control Res ("+")/Set ("-")
5 - Voltage supply (terminal 15)
6 - Cruise control ground/turn signal switch
7 - Cruise control "off"
8 - Cruise control Res/Soft
9 - Radio (AIA)
10 - Headlamp flasher
11 - High beams
12 - Turn signal switch
13 - Ground, turn signal switch
B - Spiral Spring/Airbag/Multifunction Steering Wheel/Signal Horn Connector Mount
1 - Ground
2 - Horn signal
3 - Airbag 1 "+"
4 - Airbag 1 "-"
5 - Airbag 2 "+"
6 - Airbag 2 "-"
7 - Tip down
8 - Terminal 30
9 - LIN
10 - Tip up
11 - Dimming (terminal 58s)
12 Tip ground
C - Connector Mount, Airbag Control Module
3 - Airbag 1 "-"
4 - Airbag 1 "+"
5 - Airbag 2 "+"
6 - Airbag 2 "-"
D - Electrical System Connector Mount
1 - Not used
2 - Not used
3 - Voltage supply terminal 30
4 - Powertrain CAN bus shielding
5 - Cruise control latched Off
6 - Not used
7 - Radio/radio button
8 - Comfort CAN bus Low
9 - Comfort CAN bus High
10 - Voltage supply terminal 31
11 - Powertrain CAN bus High
12 - Powertrain CAN bus Low
13 - Signal, electronic ignition switch, terminal 15
14 - Not used
15 - Not used
16 - Not used
E - Connector Mount Wiper System/DIS
1 - Windshield washer ground
2 - Windshield wiper switch
3 - Wash
4 - DIS signal
5 - Intermittent wipe potentiometer
6 - DIS ground