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
Turn ignition switch ON.
Fully depress the brake pedal for at least 5 seconds.
Erase the DTC.
Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>>
Go to
Diagnosis Procedure (GT-R certified NISSAN dealer)
.
NO
>>
INSPECTION END