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TuningBot DTC Database · v4.37.15

P03A5 Cylinder 2 Pressure Too High

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

P · PowertrainEngineOBD2

What P03A5 means

P03A5
Cylinder 2 Pressure Too High Generic · engine Data confidence 65%

The control module detected that the Cylinder 2 Pressure value was above the expected limit.

Related and nearby codes

How to read P03A5

P

Powertrain: engine, transmission and driveline systems.

0

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

3A5

Specific fault index within the subsystem.

Frequently asked questions about P03A5

What does P03A5 mean?

Cylinder 2 Pressure Too High. The control module detected that the Cylinder 2 Pressure value was above the expected limit.

Is P03A5 generic or manufacturer-specific?

P03A5 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P03A5 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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