Error code

OBD2 U0106

OBD2U0106
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Lost Communication With Glow Plug Control Module.

Severity

moderateThe vehicle can usually be driven, but performance may suffer and starting issues could occur.

Summary

The U0106 code indicates that there is no communication between the vehicle's data bus and the glow plug control module. This issue typically affects diesel engines.

Common Causes

  • Faulty glow plug control module
  • Damaged or disconnected wiring harness to the glow plug control module
  • Corrosion in connectors related to the glow plug system

Fixes

  • Replace the glow plug control module or repair damaged wiring harness.

FAQ

What does U0106 mean?

U0106 indicates a loss of communication between the vehicle's data bus and the glow plug control module.

How do I fix U0106?

Fixing U0106 typically involves replacing the faulty glow plug control module or repairing damaged wiring harnesses.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.