00834

00834 – Signal for Activation of Heated Rear Window

00834 – Signal for Activation of Heated Rear Window: Open or Short to Ground

Possible Symptoms

  • Rear Window Heater not working

Possible Causes

  • Rear Window Heater faulty
  • Wiring/Connector(s) from/to Rear Window Heater faulty
  • Blown Fuse

Possible Solutions

  • Check Rear Window Heater
    • See Measuring Value Blocks (MVB)
  • Check Rear Window Heater Feedback
    • See Window Defogger Switch (E230) LED
    • See Measuring Value Blocks (MVB)
  • Wiring/Connector(s) from/to Rear Window Heater faulty
  • Check Fuse for Rear Window Heater