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.
Downloading Software And Replacing The Control Module: General
Software is downloaded to the Multimedia module (MMM) via DVD.
When a DVD with map information is inserted, the software on the DVD is compared with that in the Multimedia module (MMM). If the software on the DVD is more recent, a message is displayed in the High Level Display Front (HLDF) and the Multimedia module (MMM) software can be updated. The update takes approximately 10 minutes and during this time the High Level Display Front (HLDF) will switch off.
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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.