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DTC codes / P26xx · Computer and output circuits / P26CC

P26CCEngine Coolant Pump Control Circuit Low

P26CC means the engine control module (ECM) has detected that the electrical circuit controlling the engine coolant pump is drawing less current or showing a lower voltage than expected when the pump is commanded on. This typically indicates an open circuit, a poor connection, or a failed pump that is not completing the circuit as designed.

SystemPowertrain
Code typeGeneric (all makes)
SeverityHigh
Fix difficultyIntermediate
AreaComputer and output circuits

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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