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TuningBot DTC Database · v4.37.15

P2A66 Alternative Fuel Tank C Level Sensor Circuit Low

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

P · PowertrainEngineOBD2

What P2A66 means

P2A66
Alternative Fuel Tank C Level Sensor Circuit Low Generic · engine Data confidence 65%

The control module detected that the signal in the Alternative Fuel Tank C Level circuit stayed below the expected operating range.

Related and nearby codes

How to read P2A66

P

Powertrain: engine, transmission and driveline systems.

2

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

A66

Specific fault index within the subsystem.

Frequently asked questions about P2A66

What does P2A66 mean?

Alternative Fuel Tank C Level Sensor Circuit Low. The control module detected that the signal in the Alternative Fuel Tank C Level circuit stayed below the expected operating range.

Is P2A66 generic or manufacturer-specific?

P2A66 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2A66 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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