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TuningBot DTC Database · v4.37.15

P23C7 Fuel Heater Control Module Power Control Circuit/Open

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

P · PowertrainEngineOBD2

What P23C7 means

P23C7
Fuel Heater Control Module Power Control Circuit/Open Generic · engine Data confidence 65%

The control module detected an interruption (open circuit) in the Fuel Heater Control Module Power Control circuit, so the expected electrical continuity was not present.

Related and nearby codes

How to read P23C7

P

Powertrain: engine, transmission and driveline systems.

2

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

3C7

Specific fault index within the subsystem.

Frequently asked questions about P23C7

What does P23C7 mean?

Fuel Heater Control Module Power Control Circuit/Open. The control module detected an interruption (open circuit) in the Fuel Heater Control Module Power Control circuit, so the expected electrical continuity was not present.

Is P23C7 generic or manufacturer-specific?

P23C7 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P23C7 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

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