BMW rain/driving lights sensor fault codes
The 8 fault codes the rain/driving lights sensor can store, and what each one means. Some codes mean different things in different versions of the module; tap a code to see which applies to your car.
On: 5 Series (E60), 5 Series (E61), 6 Series (E63), 6 Series (E64), 7 Series (E65), 7 Series (E66), 7 Series (E67), 1 Series (E81), 1 Series (E82), X1 (E84), 1 Series (E87), 1 Series (E88), Z4 (E89), 3 Series (E90), 3 Series (E91), 3 Series (E92), 3 Series (E93)
- A128 RLS: Hardware fault, rain sensor (and 1 other meaning)
- A129 RLS: Rain sensor not calibrated to windshield
- A12A RLS: High temperature
- A12B RLS: Overvoltage/undervoltage
- A12C Reserved A12C
- A12D RLS: Hardware, light sensor
- A12E RLS: window type for light sensor not established
- DA44 CAN low physical bus error DA44
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