What does fuel pump a control circuit open mean?
P0627
OBD-II Code P0627 is defined as a Fuel Pump “A” Control Circuit/Open. The Fuel Pump enables the transfer of fuel from the tank to the fuel injectors. If the engine control module (PCM) detects the fuel pump is not operating properly, the PCM will set code P0627.
What is a fuel pump circuit?
Circuit Description. When the ignition switch is ON, the PCM activates the in-tank fuel pump. The fuel pump remains ON as long as the PCM receives reference pulses from the ignition system. If there are no reference pulses, the PCM turns the fuel pump OFF after about 2-3 seconds.
What does p0627 fuel pump control circuit mean?
Although generic, the exact repair steps may vary depending on year, make, model and powertrain configuration. If the P0627 code appears, it means that a problem has been found in the fuel pump “A” control circuit. Typically, it is brought on by damaged wires/connectors within the circuit or the Controller Area Network (CAN) bus.
What are the codes for a fuel pump?
Related fuel pump A control circuit codes include: P0627 Fuel Pump “A” Control Circuit /Open. P0628 Fuel Pump “A” Control Circuit Low. P0629 Fuel Pump “A” Control Circuit High. P062A Fuel Pump “A” Control Circuit Range/Performance.
What does the p0627 code on a PCM mean?
What the P0627 code means If the PCM has stored this code, it means that when the ignition switch is turned on, the ECM attempted to run the in-tank fuel pump or the fuel pump relay, but a malfunction occurred.
What is the DTC for a fuel pump?
P0627 is a diagnostic trouble code (DTC) for “Fuel Pump “A” Control Circuit /Open”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $0.0.