Diesel Data: Automotive Repair

Actuator Check

LIST OF OPERATION METHODS




By operating each of the A/C control switches as shown in the diagram, it is possible to enter the diagnostic check mode.

INDICATOR CHECK




a. Turn the ignition switch to the ON position while pressing the A/C control AUTO switch and R/F (Recirculation/ Fresh) switch simultaneously.







b. Check that the indicators come on and go off 4 times in succession at 1 second intervals.

HINT:
- After the indicator check is completed, the system enters the DTC mode automatically.
- Press the "OFF" switch to cancel the check mode.



ACTUATOR CHECK




a. Turn the ignition switch to the ON position while pressing the A/C control AUTO switch and R/F (Recirculation / Fresh) switch simultaneously.
b. As each damper, motor and relay automatically operate the actuator check at 1 second intervals from step No.1 to No.10 continuously, check the temperature and air flow visually and by hand.

If a slower display is desired, press the d temperature up switch and change the display in the step operation. Each time the temperature up switch is pressed, the display changes by 1 step.






HINT:
- Codes are displayed from the smaller to the larger numbers in order.
- To cancel the check mode, press the "OFF" switch.