OBD Guide

B3708

Front Washer Motor Input High

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

Symptoms

  • Front windshield washer does not work
  • Error message on the dashboard
  • Inability to activate the washer

Causes

  • Short circuit to positive in the control circuit
  • Washer relay malfunction
  • Wiring harness damage
  • Problems with the control unit
  • Washer motor malfunction

How to Fix

  1. Check washer circuit fuse
  2. Inspect the wiring harness for damage
  3. Check washer relay
  4. Test the washer motor
  5. Check control circuit for short circuit
  6. If necessary, replace faulty components

Related codes

Error B3708 by Vehicle Brand