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TuningBot DTC Database · v4.37.14

P2AFF Engine Coolant Temperature Sensor 4 Circuit High

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

P · PowertrainThermal_managementOBD2

What P2AFF means

P2AFF
Engine Coolant Temperature Sensor 4 Circuit High Generic · thermal_management Data confidence 65%

The control module detected that the signal in the Engine Coolant Temperature Sensor 4 circuit stayed above the expected operating range.

Related and nearby codes

How to read P2AFF

P

Powertrain: engine, transmission and driveline systems.

2

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

AFF

Specific fault index within the subsystem.

Frequently asked questions about P2AFF

What does P2AFF mean?

Engine Coolant Temperature Sensor 4 Circuit High. The control module detected that the signal in the Engine Coolant Temperature Sensor 4 circuit stayed above the expected operating range.

Is P2AFF generic or manufacturer-specific?

P2AFF is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2AFF at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. 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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