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TuningBot DTC Database · v4.37.15

P2D99 Starter/Generator Phase Y Current Circuit Intermittent/Erratic

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

P · PowertrainEngineOBD2

What P2D99 means

P2D99
Starter/Generator Phase Y Current Circuit Intermittent/Erratic Generic · engine Data confidence 65%

The control module detected an unstable or intermittent signal in the Starter/Generator Phase Y Current circuit.

Related and nearby codes

How to read P2D99

P

Powertrain: engine, transmission and driveline systems.

2

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

D99

Specific fault index within the subsystem.

Frequently asked questions about P2D99

What does P2D99 mean?

Starter/Generator Phase Y Current Circuit Intermittent/Erratic. The control module detected an unstable or intermittent signal in the Starter/Generator Phase Y Current circuit.

Is P2D99 generic or manufacturer-specific?

P2D99 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2D99 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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