Code No. P0629: Fuel Pump Relay Circuit High


DIAGNOSIS CONTENT



TROUBLE JUDGMENT


Check Condition
  • Ignition switch: ON
Judgment Criterion
  • Short circuit to battery is detected for the specified time.

DIAGNOSIS CONTENT



TROUBLE JUDGMENT


Check Condition
  • Ignition switch: ON
Judgment Criterion
  • Excess temperature is detected for the specified time.

PROBABLE CAUSE



  • Failed fuel pump relay in the ETACS-ECU
  • Failed electrical harness in fuel pump relay circuit
  • Failed engine-ECU