Power window master switch sticking/failing
- Symptoms
- Windows don't work from the driver switch
- Likely cause
- Worn switch contacts / sticky switch (US recalls 08V162 MY2003-04 and 12V491 MY2007-09)
- Fix
- Clean/lube or replace the master switch; test motor and ground
- Applies to
- All E120 (US recall evidence)
- Related fault codes
- -
- Confidence
- medium
Sources
Related problems on this car
- Dirty MAF sensor
- Hydraulic power steering leak / pump whine
- ZZ oil consumption (1ZZ-FE/3ZZ-FE, worse on early builds)
- Ignition coil-on-plug failure / misfire
Where the parts are · Warning lights · Fault codes · Maintenance
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