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.
Smart Lighting Module
The Smart Lighting Module (1) Left (SLML) and the Smart Lighting Module Right (SLMR) are control modules used to control the front lights. These are Controller Area Network (CAN) modules that communicate on the CAN-Flexible Data 4 (CAN-FD4) bus to control the headlamps, side marker lamps and the fog lamps. For an exterior lamps and lighting overview. Refer to EXTERIOR LAMPS AND LIGHTING, DESCRIPTION AND OPERATION .
The SLM is serviced separately from the headlamp.
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:
- • 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.