Code result

B0900

Wiper Motor Front Circuit

Moderate severity

What it means

A fault has been detected in the front wiper motor circuit.

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 failure

    high

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

  • Motor overload from frozen wipers

    medium

    A plausible cause — test and verify before replacing parts.

  • Wiper relay failure

    medium

    A plausible cause — test and verify before replacing parts.

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