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P0627 Diagnostic Trouble Code Discussion for February 2011

Fuel Pump Relay Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0627
Help Request Posted
2006 Cadillac STS 3.6L No Start VIN: 1G6DW67786
P0627: Fuel Pump Relay Control Circuit Malfunction. We replaced the primary fuel pump asm. And the auxilliary fuel sending unit and fuel pump relay. Vehicle will not start but cranks over has no fuel pressure and code po627 keeps coming back after clearing it from ecm.
February 16, 2011
2006 Cadillac STS 3.6L No Start VIN: 1G6DW67786
P0627: Fuel Pump Relay Control Circuit Malfunction. We replaced the primary fuel pump asm. And the auxilliary fuel sending unit and fuel pump relay. Vehicle will not start but cranks over has no fuel pressure and code po627 keeps coming back after clearing it from ecm.
February 17, 2011
2006 Cadillac STS 3.6L No Start VIN: 1G6DW67786
P0627: Fuel Pump Relay Control Circuit Malfunction. We replaced the primary fuel pump asm. And the auxilliary fuel sending unit and fuel pump relay. Vehicle will not start but cranks over has no fuel pressure and code po627 keeps coming back after clearing it from ecm.
February 16, 2011
2006 Cadillac STS 3.6L No Start VIN: 1G6DW67786
P0627: Fuel Pump Relay Control Circuit Malfunction. We replaced the primary fuel pump asm. And the auxilliary fuel sending unit and fuel pump relay. Vehicle will not start but cranks over has no fuel pressure and code po627 keeps coming back after clearing it from ecm.
February 17, 2011