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

B0220

Front Wiper Motor Speed Circuit

The body control module has detected that the front wiper motor speed feedback does not match the commanded speed. The motor may run only on one speed or not at all.

SystemBody
Typegeneric / SAE
GroupB0
Range / number2 / 20

Possible causes

  • Wiper motor brushes worn high
  • Wiper relay failed medium
  • Wiring or connector fault low

Symptoms

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

Inspection / repair

  • Difficulty: medium
  • DIY: possible
  • Estimated cost: 80–450 €
  • Estimated time: 0.5–2.5 h
  • Component: front wiper motor
  • Component: body control module
  • Component: wiper relay

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