OBD Guide

B3715

Windshield Wiper Relay Drive Circuit

B3715 is an OBD-II diagnostic trouble code meaning: Windshield Wiper Relay Drive Circuit. Common causes: open or short circuit in wiring harness, faulty wiper relay. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Windshield wipers don't work
  • Intermittent wiper operation
  • The wipers turn on randomly
  • No response to switch

Causes

  • Open or short circuit in wiring harness
  • Faulty wiper relay
  • Problems with the control unit
  • Contact corrosion
  • Faulty wiper switch

How to Fix

  1. Check the windshield wiper circuit fuse
  2. Inspect the wiring harness for damage
  3. Check the operation of the windshield wiper relay
  4. Test the wiper switch
  5. Replace relay or switch if necessary
  6. Check contacts for corrosion

Related codes

Error B3715 by Vehicle Brand

FAQ

What does the B3715 code mean?

B3715 is an OBD-II diagnostic trouble code that indicates: Windshield Wiper Relay Drive Circuit

What causes a B3715 error code?

The most common causes of B3715 include: Open or short circuit in wiring harness; Faulty wiper relay; Problems with the control unit; Contact corrosion.

How do I fix a B3715 diagnostic trouble code?

To fix B3715: Check the windshield wiper circuit fuse. Inspect the wiring harness for damage. Check the operation of the windshield wiper relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3715?

Limited driving only, diagnose soon

How much does it cost to fix B3715?

The estimated repair cost for B3715 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat