What does code P2D02 mean?

Q: What does code P2D02 mean?

Motor Electronics Coolant Pump A Underspeed. P2D02 means the engine control module (ECM) has detected that the electric coolant pump for the motor electronics is running slower than the commanded speed. The ECM monitors the pump's feedback signal and sets this code when the actual pump speed falls below the expected threshold for a calibrated amount of time.

DTC codes / P2Dxx · Hybrid propulsion / P2D02

P2D02Motor Electronics Coolant Pump A Underspeed

P2D02 means the engine control module (ECM) has detected that the electric coolant pump for the motor electronics is running slower than the commanded speed. The ECM monitors the pump's feedback signal and sets this code when the actual pump speed falls below the expected threshold for a calibrated amount of time.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyIntermediate

AreaHybrid propulsion

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.