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.
Light Functions
The interior lighting is checked by the central electronic module (CEM). The interior lighting comes on when the vehicle is unlocked.
For further information about the interior lighting, see Design and Function, central electronic module (CEM).
Further light functions are included in the central locking system:
- approach lighting
- approach lights.
Local lighting
Local lighting is activated using the remote key. The following light when activated:
- interior lighting
- parking lamps
- license plate lighting
- door mirror lighting (option).
During initial setting of the lighting it is lit for 30 seconds or until the starter button is pushed. This time can be adapted to the wishes of the customer.
Approach lights
There is a function for approach lights as part of the lighting system. When the engine is off, the remote key is removed from the starter module and the dip switch is activated, the following lights:
- low beam
- parking lamps
- interior lighting.
- license plate lighting
- door mirror lighting (option).
The default setting for the lighting is 30 seconds. This time can be adapted to the wishes of the customer.
Customer settings
The duration that the local lighting and approach lights are on can be adapted to the wishes of the customer.
For information about customer adaptations, see: DIAGNOSTIC FUNCTIONS
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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.