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.
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HOMESERVICE MANUALSBMW2011335XI 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTINFOTAINMENTINFORMATION & ENTERTAINMENT SYSTEM - FUNCTIONAL DESCRIPTION -- E90INFORMATION & ENTERTAINMENT SYSTEM - FUNCTIONAL DESCRIPTIONMULTI-AUDIO SYSTEM CONTROLLER (M-ASK)SERVICE MODE
2011 BMW 335xi 4D Sedan, Automatic
Service mode
2011 BMW 335xi 4D Sedan, AutomaticSECTION Service mode
Proceed as follows to call up the Service mode:
- Call up the main menu
- Press and hold down the controller for at least 10s
- Turn the controller 3 positions to the right
- Turn the controller 3 positions to the left.
- Turn the controller 1 position to the right
- Turn the controller 1 position to the left.
- Turn the controller 1 position to the right
- Press the controller once.
To exit the Service mode, press the menu button.
RENDER: 1.0x
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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.