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TuningBot DTC Database · v4.37.15

U0407 Invalid data received - glow plug control module

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

U · NetworkIgnitionOBD2

What U0407 means

U0407
Invalid data received - glow plug control module Generic · ignition Data confidence 78%

The control module registered the fault condition described as "Invalid data received - glow plug control module".

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 U0407

U

Network: communication between control units.

0

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

407

Specific fault index within the subsystem.

Frequently asked questions about U0407

What does U0407 mean?

Invalid data received - glow plug control module. The control module registered the fault condition described as "Invalid data received - glow plug control module".

Is U0407 generic or manufacturer-specific?

U0407 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove U0407 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 U0407 is removable in your case.

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