Without Scan Tool

INDICATOR CHECK




a. Turn the ignition switch ON while pressing the A/C control AUTO switch and R/F switch simultaneously.




b. Check that all the indicators light up and go off 4 times in succession at 1 second intervals.

HINT:
- After the indicator check ends, the diagnostic trouble code check begins automatically.
- Press the OFF switch (when desiring) to cancel the check mode.

DTC CHECK (SENSOR CHECK)




a. Perform an indicator check. After the indicator check is completed, the system enters the DTC check mode automatically.

b. Read the DTC displayed on the panel. Refer to the list of DTCs when reading the DTCs.
If the slower display is desired, press the DEF switch and change it to step operation. Every time the DEF switch is pressed, the display changes by 1 step.