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TuningBot DTC Database · v4.37.15

P216C Fuel injector group E, supply voltage - circuit high

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

P · PowertrainFuelOBD2

What P216C means

P216C
Fuel injector group E, supply voltage - circuit high Generic · fuel Data confidence 78%

The control module detected that the signal in the Fuel injector group E, supply voltage circuit stayed above the expected operating range.

Symptoms

  • MIL illuminated
  • Possible rough running or misfire
  • Possible increased fuel consumption

Possible causes

  • Wiring
  • engine control (EC) relay
  • injectors
  • ECM

Recommended checks

  • Read fuel trim / mixture adaptation values
  • Check injector circuits and compare cylinder balance
  • Check fuel pressure
  • Inspect for intake or exhaust leaks

Related and nearby codes

How to read P216C

P

Powertrain: engine, transmission and driveline systems.

2

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

16C

Specific fault index within the subsystem.

Frequently asked questions about P216C

What does P216C mean?

Fuel injector group E, supply voltage - circuit high. The control module detected that the signal in the Fuel injector group E, supply voltage circuit stayed above the expected operating range.

Is P216C generic or manufacturer-specific?

P216C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P216C at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningDyno-tested results by model and engine See the results →

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