OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Body generic / SAE

B0210

Rain Sensor Module

The body control module has detected a fault in the rain sensor module on the windshield. Automatic wiper activation based on moisture detection is no longer available.

SystemBody
Typegeneric / SAE
GroupB0
Range / number2 / 10

Possible causes

  • Rain sensor failed or detached high
  • Windshield replaced without sensor recoding medium

Symptoms

  • Warning light or symbol related to the affected system
  • Comfort or safety function impaired

Inspection / repair

  • Difficulty: medium
  • DIY: shop recommended
  • Estimated cost: 80–400 €
  • Estimated time: 0.3–1.5 h
  • Component: rain sensor
  • Component: body control module
  • Component: windshield

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication