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.
2011 BMW 740iFACTORY OEM SERVICE PROCEDURE
61 35... Overview, rain sensor (additional work when replacing the windscreen/sensor replacement)
| Sensor type/ Sensor shape |
With windscreen replacement: replacement sensor required |
When replacing the sensor: Programming / encoding necessary |
When replacing the sensor/ substitute visuals: Initialization required |
Connecting the diagnosis system required |
|---|---|---|---|---|
| all types approximately ø 35 mm |
No | No | Yes | Yes |
| all types approximately ø 50 mm |
No | Yes | Yes | Yes |
Factory Service Tools
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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.