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What Does P0629 Code Mean?

OBD-II Code P0629 is defined as a Fuel Pump "A" Control Circuit High

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 P0629.

P0629 Symptoms

  • Decreased engine performance
  • Engine may not start

Common Problems That Trigger the P0629 Code

  • Fuel pump failure
  • Powertrain Control Module (PCM) failure
  • Wiring issue

Common Repairs Needed for the P0629 Code

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