OBD Guide
ENFRDEESPT

B231D

Rear Wiper Motor Control Circuit Open

B231D is an OBD-II diagnostic trouble code meaning: Rear Wiper Motor Control Circuit Open. Common causes: broken or damaged wiring harness, rear wiper relay malfunction. Estimated repair cost: $11–56.

Severity
✅ Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$11–56 (est.)

Symptoms

  • Rear wiper does not work
  • The rear windshield wiper is unstable

Causes

  • Broken or damaged wiring harness
  • Rear wiper relay malfunction
  • Rear wiper motor malfunction
  • Problems with the control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check rear wiper relay
  3. Check rear wiper motor
  4. Check the control unit for errors

Related codes

B231EB231F

FAQ

What does the B231D code mean?

B231D is an OBD-II diagnostic trouble code that indicates: Rear Wiper Motor Control Circuit Open

What causes a B231D error code?

The most common causes of B231D include: Broken or damaged wiring harness; Rear wiper relay malfunction; Rear wiper motor malfunction; Problems with the control unit.

How do I fix a B231D diagnostic trouble code?

To fix B231D: Check the integrity of the wiring harness. Check rear wiper relay. Check rear wiper motor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B231D?

Do not drive — repair immediately

How much does it cost to fix B231D?

The estimated repair cost for B231D is $11–56. Actual cost depends on your vehicle, location, and labor rates.

FRDEESPT

See also: Russian version · NationStat