DTC DETECTION LOGIC

DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P1805
Brake switch
A brake switch signal is not sent to ECM for extremely long time while the vehicle is driving.
  • Harness or connectors
    (Stop lamp switch circuit is open or shorted.)
  • Stop lamp switch

 
 DTC CONFIRMATION PROCEDURE

 
 1.PERFORM DTC CONFIRMATION PROCEDURE