OBD Guide
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B2187

Rear Wiper Select Switch 'B' Short To Ground

B2187 is an OBD-II diagnostic trouble code meaning: Rear Wiper Select Switch 'B' Short To Ground. Common causes: damage to the wiring in the switch circuit, rear wiper switch malfunction. Estimated repair cost: $22–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Incorrect operation of the rear windshield wiper
  • Rear windshield wiper does not turn on
  • Circuit fuse tripped

Causes

  • Damage to the wiring in the switch circuit
  • Rear wiper switch malfunction
  • Short circuit in wiring harness
  • Contact corrosion

How to Fix

  1. Check the integrity of the wiring in the switch circuit
  2. Check the condition of the rear wiper switch
  3. Inspect the wiring harness for damage
  4. Check contacts for corrosion
  5. Replace switch or wiring if necessary

Related codes

B2186B2188B2190

FAQ

What does the B2187 code mean?

B2187 is an OBD-II diagnostic trouble code that indicates: Rear Wiper Select Switch 'B' Short To Ground

What causes a B2187 error code?

The most common causes of B2187 include: Damage to the wiring in the switch circuit; Rear wiper switch malfunction; Short circuit in wiring harness; Contact corrosion.

How do I fix a B2187 diagnostic trouble code?

To fix B2187: Check the integrity of the wiring in the switch circuit. Check the condition of the rear wiper switch. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2187?

Limited driving only, diagnose soon

How much does it cost to fix B2187?

The estimated repair cost for B2187 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat