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.
Instrument Cluster Control Module, Information Electronics Control Module 1, Driver Assistance Systems Control Module
J285
Instrument Cluster Control Module
J794
Information Electronics Control Module 1
J1121
Driver Assistance Systems Control Module
T2du
2-Pin Connector, Naturally Cloudy
T2e
2-Pin Connector, Brown
T2ex
2-Pin Connector, Brown
T4f
4-Pin Connector, Black
T5ak
5-Pin Connector, Black
T5b
5-Pin Connector, White
T5bx
5-Pin Connector, White
T5o
5-Pin Connector, Green
T17a
17-Pin Connector, White
T17ax
17-Pin Connector, White
T81a
81-Pin Connector, Black
TALU
Coupling Point on Left A-Pillar, Bottom
*
Refer to Applicable MMI (Information Electronics) Wiring Diagram
*2
Depending on Equipment
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.