OBD Guide
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B2110

Front Wiper Motor Relay Circuit Open

B2110 is an OBD-II diagnostic trouble code meaning: Front Wiper Motor Relay Circuit Open. Common causes: broken or damaged wiring harness, faulty relay. Estimated repair cost: $22–56.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$22–56 (est.)

Symptoms

  • Front windshield wipers do not work
  • Intermittent wiper operation
  • Windshield wipers only operate at one speed

Causes

  • Broken or damaged wiring harness
  • Faulty relay
  • Poor contact in connectors
  • Wiper motor malfunction
  • Problems with the control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the relay for malfunction
  3. Clean and check contacts in connectors
  4. Check the operation of the windshield wiper motor
  5. If necessary, replace the relay or motor

Related codes

B2100B2111B2112

FAQ

What does the B2110 code mean?

B2110 is an OBD-II diagnostic trouble code that indicates: Front Wiper Motor Relay Circuit Open

What causes a B2110 error code?

The most common causes of B2110 include: Broken or damaged wiring harness; Faulty relay; Poor contact in connectors; Wiper motor malfunction.

How do I fix a B2110 diagnostic trouble code?

To fix B2110: Check the integrity of the wiring harness. Check the relay for malfunction. Clean and check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2110?

Do not drive — repair immediately

How much does it cost to fix B2110?

The estimated repair cost for B2110 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat