Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSJEEP2008WRANGLER 2WD V6-3.8LREPAIR AND DIAGNOSISDIAGRAMSCONNECTOR VIEWSSTEERING MOUNTED CONTROLS COMMUNICATION MODULE
2008 Jeep Wrangler 2WD V6-3.8L
Steering Mounted Controls Communication Module
2008 Jeep Wrangler 2WD V6-3.8LSECTION Steering Mounted Controls Communication Module
Component ID: 158
Component : MODULE-STEERING CONTROL
Connector:
Name : MODULE-STEERING CONTROL C1
Color :
# of pins : 4
Pin Circuit Description
1 Z910 18BK/WT GROUND
2 A412 18RD FUSED B(+) (I.O.D.)
3 D506 18WT/DG LIN BUS
4 F943 18PK/LG FUSED RUN/START RELAY OUTPUT
Connector:
Name : MODULE-STEERING CONTROL C2
Color : NATURAL
# of pins : 6
Pin Circuit Description
1 - -
2 Y13 22BR/YL RADIO CONTROL RETURN
3 X3 20DG/VT HORN SWITCH SENSE
4 V72 20OR/VT S/C SIGNAL 2
5 V937 20VT/BR S/C SWITCH GROUND
6 V71 20VT/OR S/C SIGNAL 1
Connector:
Name : MODULE-STEERING CONTROL C4
Color : WHITE
# of pins : 4
Pin Circuit Description
1 R63 20LG/WT DRIVER SQUIB 2 LINE 1
2 R61 20LG/VT DRIVER SQUIB 2 LINE 2
3 R45 20LG/OR DRIVER SQUIB 1 LINE 1
4 R43 20LG/BR DRIVER SQUIB 1 LINE 2
Connector:
Name : MODULE-STEERING CONTROL C5
Color : WHITE
# of pins : 6
Pin Circuit Description
1 - -
2 Y13 20BK RADIO CONTROL RETURN
3 X3 20DB HORN SWITCH SENSE
4 V72 20PK S/C SIGNAL 2
5 V71 20VT S/C SIGNAL 1
6 V937 20YL S/C SWITCH GROUND
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.