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TuningBot DTC Database · v4.37.15

P2649 Rocker arm actuator A, bank 1 - circuit high

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

P · PowertrainEngineOBD2

What P2649 means

P2649
Rocker arm actuator A, bank 1 - circuit high Generic · engine Data confidence 78%

The control module detected that the signal in the Rocker arm actuator A, bank 1 circuit stayed above the expected operating range.

Possible causes

  • Wiring short to positive
  • rocker arm actuator

Related and nearby codes

How to read P2649

P

Powertrain: engine, transmission and driveline systems.

2

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

649

Specific fault index within the subsystem.

Frequently asked questions about P2649

What does P2649 mean?

Rocker arm actuator A, bank 1 - circuit high. The control module detected that the signal in the Rocker arm actuator A, bank 1 circuit stayed above the expected operating range.

Is P2649 generic or manufacturer-specific?

P2649 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2649 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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