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.
Wide Angle Vision Module (WAM) (4/249) [2018-2022]: Description
The Wide Angle Vision Module (WAM) controls the parking assistance cameras. The cameras send their video signal to the Wide Angle Vision Module (WAM), which processes the raw footage for the Infotainment Head Unit (IHU) and then communicates with the Infotainment Head Unit (IHU) to display the video feeds.
LVDS (Low Voltage Differential Signaling) is used to transfer the video signal:
- Between each parking assistance camera and the Wide Angle Vision Module (WAM).
- Between the Wide Angle Vision Module (WAM) and the Infotainment Head Unit (IHU).
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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.