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.
20.1 General Information
- Familiarity with the function and operation of the rearview camera system is needed if there are customer concerns.
- Refer to Owner's Manual.
- Use the Vehicle Diagnostic Tester in "Guided Fault Finding" when servicing or performing Fault Finding. Refer to Wiring diagrams, Troubleshooting & Component locations.
- When the battery is connected, check the all the vehicle accessories (radio, clock, electronic conveniences, etc.) according to the repair manual and/or the Owner's Manual.
The rear system assists the driver during back-up driving by providing the driver with an image of the traffic situation behind the vehicle via the monitor of the radio or radio navigation system.
The system switches itself on when the reverse gear is selected, even when the radio or radio/navigation system is switched off.
The rear view camera system consists of the following components:
- The Rearview Camera - R189-,
- The Rearview Camera System Control Module - J772-
- the Radio/Navigation Display Unit Control Module - J503-,
- and steering wheel with Steering Angle Sensor - G85-.
Malfunction Recognition and Malfunction Indicator:
The rearview camera system is equipped with on board diagnostic.
Use the Vehicle Diagnostic Tester in "Guided Fault Finding".
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.