P0628
Fuel Pump A Control Circuit Low
Generic code
Computer Output Circuit
High severity
Hard repair
Free on OBD DashX
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What P0628 means
- The fault code P0628 indicates that the control circuit for fuel pump A is experiencing low voltage. This may cause issues with fuel delivery to the engine and affect its performance.
Possible symptoms
- Difficulty starting the engine
- Engine misfires or runs poorly
- Reduced power or acceleration
- Illuminated check engine light
Possible causes
- Faulty fuel pump A relay
- Wiring issues or damaged connections in the fuel pump A circuit
- Failed fuel pump A
- Failed engine control module (ECM)
Related parts
- Fuel Pump: The fuel pump takes fuel from the fuel tank and delivers it to the engine. Problems in this car's fuel pump may lead to engine misfire, poor fuel economy & poor acceleration
Possible solutions
- Replace the fuel pump A relay
- Check and repair any damaged wiring or connections in the fuel pump A circuit
- Replace the fuel pump A if necessary
- Replace the engine control module (ECM) if necessary
Free on OBD DashX
P0628 on OBD DashX
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