DTC codes / P2Bxx · Hybrid propulsion / P2B53
P2B53 means the engine computer commanded the bank 1 camshaft profile actuator B to move, but the actuator's control circuit stayed stuck in the on or off state instead of following the command. The computer detects this by comparing the commanded actuator position or current draw against the actual feedback signal and flags a stuck-on condition when the two do not agree.
Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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