OBD Guide

B3707

Front Washer Motor Input Low

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

Symptoms

  • Front window washer does not work
  • Intermittent washer operation
  • The malfunction indicator on the instrument panel lights up

Causes

  • Faulty washer motor
  • Open or short circuit in wiring harness
  • Poor contact in connectors
  • Blown fuse
  • Washer relay malfunction
  • Clogged washer system

How to Fix

  1. Check the fuse of the corresponding circuit
  2. Check the voltage at the motor terminals when activated
  3. Inspect the wiring harness for damage
  4. Check connectors for corrosion and oxidation
  5. Clean the washer nozzles and filter (if equipped)
  6. Replace the washer motor if necessary

Related codes

Error B3707 by Vehicle Brand