Technical Definition:
Fuel Pump Secondary Circuit Low
Trouble Code: P0231
Address: 0x0231
System: Powertrain
Subsystem: Fuel and Air Metering
Address: 0x0231
System: Powertrain
Subsystem: Fuel and Air Metering
Technical Description:
Possible Causes:
Possible Symptoms:
Fuel Pump Secondary Circuit Low
Possible Solutions:
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Blown Fuel Pump fuse
– Open Fuel Pump Monitor Circuit
– Faulty Fuel Pump Relay
– Damaged Engine Control Module (ECM)