DTC DETECTION LOGIC

DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P0127
Intake air temperature too high
Rationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signal from engine coolant temperature sensor.
  • Harness or connectors
    (The sensor circuit is open or shorted)
  • Intake air temperature sensor

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE