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DTC codes / P2Axx · Hybrid propulsion / P2A80

P2A80Alternative Fuel Pump A Compression Stroke Valve Control Circuit Range/Performance

P2A80 indicates that the powertrain control module (PCM) has detected an out-of-range or performance fault in the electrical circuit that controls the compression stroke valve for alternative fuel pump A. The PCM monitors the valve's command and feedback signals and sets this code when the circuit's voltage, current, or response time does not match expected values under specific operating conditions.

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.

Running on fumes Free guides aren't free to make. Top up the tank. Any amount, one time. Fuel the Garage