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.
Driver Volume Control, Auxiliary Display Control Head 1, Information Electronics Control Module 1
E67
Driver Volume Control
E857
Auxiliary Display Control Head 1
E859
Wireless Control Head 1
J794
Information Electronics Control Module 1
T6bq
6-Pin Connector, Red
T6cf
6-Pin Connector, Black
T12a
12-Pin Connector, Gray
T17e
17-Pin Connector, Black
T17ex
17-Pin Connector, Black
T17n
17-Pin Connector, Red
T17nx
17-Pin Connector, Red
TCPM
Coupling Point on Instrument Panel, Center
368
Ground Connection 3 (in Main Wiring Harness)
758
Ground Connection 3 on Center Tunnel
1321
Ground Connection 2 (in Center Console Wiring Harness)
E146
Connection 2 (CAN Bus Information Electronics Control Module 1, High)
E148
Connection 2 (CAN Bus Information Electronics Control Module 1, Low)
*
For Vehicles with a Removable Radio Controller
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.