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P0230 Diagnostic Trouble Code Discussion for September 2006

Fuel Pump Relay Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0230
Help Request Posted
2000 Chevrolet Silverado 1500 4.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK14V7Y
P0230: Fuel Pump Relay Control Circuit Malfunction. ... time hot and rough idle. I found the fuel pressure within specs but it drops off at about one lb. every few seconds when the key is shut off. The fuel pressure regulator was leaking from the vacuum port. I ordered a new reg. and disconnected the vac. hose....
September 08, 2006