DTC DETECTION LOGIC

DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P1238
Electric throttle control actuator (bank 2)
A)
Electric throttle control actuator does not function properly due to the return spring malfunction.
  • Electric throttle control actuator
B)
Throttle valve opening angle in fail-safe mode is not in specified range.
C)
ECM detect the throttle valve is stuck open.
P2119
Electric throttle control actuator (bank 1)
A)
Electric throttle control actuator does not function properly due to the return spring malfunction.
B)
Throttle valve opening angle in fail-safe mode is not in specified range.
C)
ECM detect the throttle valve is stuck open.

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A AND B
 
 3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION C