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TuningBot DTC Database · v4.37.15

U0106 Lost Communication With glow plug control module

Generic (OBD-II) interpretation in the TuningBot DTC database.

U · NetworkIgnitionOBD2

What U0106 means

U0106
Lost Communication With glow plug control module Generic · ignition Data confidence 78%

The control module stopped receiving expected network messages from the glow plug control module node on the vehicle communication bus.

Symptoms

  • Hard cold starting possible
  • MIL or glow indicator active
  • Possible white smoke at cold start

Possible causes

  • One or more glow plugs open circuit
  • Glow plug control module fault
  • Wiring or connector fault

Recommended checks

  • Measure individual glow plug resistance
  • Check control module output and supply
  • Inspect wiring and connectors

Related and nearby codes

How to read U0106

U

Network: communication between control units.

0

Generic SAE-standard code: same meaning on every make.

106

Specific fault index within the subsystem.

Frequently asked questions about U0106

What does U0106 mean?

Lost Communication With glow plug control module. The control module stopped receiving expected network messages from the glow plug control module node on the vehicle communication bus.

Is U0106 generic or manufacturer-specific?

U0106 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove U0106 at file level?

Not guaranteed. Powertrain (P) codes can be reliably disabled in the ECU calibration, but body, chassis and network codes depend on the specific control unit and how the fault is implemented - some can be handled, some cannot. Ask for a quote and our engineers will check your file and tell you, free of charge, whether U0106 is removable in your case.

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