Code result

B0220

Front Wiper Motor Speed Circuit

Moderate severity

What it means

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.

Is it safe to drive?

Use caution

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.

Most likely causes

  • Wiper motor brushes worn

    high

    One of the most commonly reported causes for this code — check this first.

  • Wiper relay failed

    medium

    A plausible cause — test and verify before replacing parts.

  • Wiring or connector fault

    low

    Less common, but worth ruling out after the more likely causes.

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