OBD Guide

B316B

Driver Window Switch

Severity
Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Driver's door power window does not work
  • Intermittent operation of the window regulator
  • Control button stuck

Causes

  • Wear of switch contacts
  • Open or shorted wiring harness
  • Contact corrosion
  • Door control module malfunction

How to Fix

  1. Check the condition of the glass switch
  2. Inspect the wiring harness for damage
  3. Check power and ground circuit
  4. Replace the switch if necessary
  5. Test the operation of the window regulator

Related codes

Error B316B by Vehicle Brand