OBD Guide
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B1284

Front Wiper Switch HIGH Position Circuit Malfunction

B1284 is an OBD-II diagnostic trouble code meaning: Front Wiper Switch HIGH Position Circuit Malfunction. Common causes: faulty wiper switch, open or short circuit in wiring harness. Estimated repair cost: $11–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$11–56 (est.)

Symptoms

  • Wipers do not work in HIGH position
  • Random wipers turning on
  • The wiper switch does not respond

Causes

  • Faulty wiper switch
  • Open or short circuit in wiring harness
  • Poor contact in connectors
  • Control unit malfunction

How to Fix

  1. Check the wiper switch for damage
  2. Inspect the wiring harness for breaks or short circuits.
  3. Check contacts in connectors
  4. Replace switch or wiring harness if necessary

Related codes

B1283B1285B1286

FAQ

What does the B1284 code mean?

B1284 is an OBD-II diagnostic trouble code that indicates: Front Wiper Switch HIGH Position Circuit Malfunction

What causes a B1284 error code?

The most common causes of B1284 include: Faulty wiper switch; Open or short circuit in wiring harness; Poor contact in connectors; Control unit malfunction.

How do I fix a B1284 diagnostic trouble code?

To fix B1284: Check the wiper switch for damage. Inspect the wiring harness for breaks or short circuits.. Check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1284?

Limited driving only, diagnose soon

How much does it cost to fix B1284?

The estimated repair cost for B1284 is $11–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat