OBD Guide

B3703

Intermittent Wiper Delay Input Circuit High

B3703 is an OBD-II diagnostic trouble code meaning: Intermittent Wiper Delay Input Circuit High. Common causes: short circuit to positive in the control circuit, faulty wiper delay time relay. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • The wipers operate continuously despite the intermittent setting
  • Intermittent mode is running at the wrong frequency
  • The wipers turn on spontaneously
  • No intermittent operation

Causes

  • Short circuit to positive in the control circuit
  • Faulty wiper delay time relay
  • Wiring harness damage
  • Oxidation of contacts in the wiper switch
  • Body Control Module (BCM) Problems

How to Fix

  1. Check the voltage in the control circuit with the ignition on
  2. Inspect the wiring harness for damage
  3. Check the operation of the wiper delay time relay
  4. Test the wiper switch on the steering column
  5. If necessary, replace faulty components

Related codes

Error B3703 by Vehicle Brand

FAQ

What does the B3703 code mean?

B3703 is an OBD-II diagnostic trouble code that indicates: Intermittent Wiper Delay Input Circuit High

What causes a B3703 error code?

The most common causes of B3703 include: Short circuit to positive in the control circuit; Faulty wiper delay time relay; Wiring harness damage; Oxidation of contacts in the wiper switch.

How do I fix a B3703 diagnostic trouble code?

To fix B3703: Check the voltage in the control circuit with the ignition on. Inspect the wiring harness for damage. Check the operation of the wiper delay time relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3703?

Limited driving only, diagnose soon

How much does it cost to fix B3703?

The estimated repair cost for B3703 is $33–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat