Powertrain: engine, transmission and driveline systems.
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Generic SAE-standard code: same meaning on every make.
40C
Specific fault index within the subsystem.
Frequently asked questions about P040C
What does P040C mean?
Exhaust Gas Recirculation Temperature Sensor "A" Circuit Low. The control module detected that the signal in the Exhaust Gas Recirculation Temperature Sensor "A" circuit stayed below the expected operating range.
Is P040C generic or manufacturer-specific?
P040C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P040C 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.
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