DTC DETECTION LOGIC

DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P0629
Sub fuel pump control circuit High
The sub fuel pump always operates.
  • Harness or connectors
    (Sub fuel pump circuit is shorted.)
  • Sub fuel pump relay stuck ON

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE