Diesel Data: Automotive Repair

Reading and Clearing Diagnostic Trouble Codes








AIR CONDITIONING: AIR CONDITIONING SYSTEM: DTC CHECK / CLEAR

DTC CHECK / CLEAR

1. INDICATOR CHECK





(a) Turn the ignition switch on (IG) while pressing the FRONT DEF switch and FAN+ switch simultaneously.





(b) Check that the all indicators come on.





(c) The all indicators 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 indicator mode.

2. DTC CHECK USING TECHSTREAM
(a) Connect Techstream to the DLC3.
(b) Turn the ignition switch on (IG).
(c) Read the DTC following the prompts on the tester screen. Please refer to Techstream operator's manual for further details.
(d) Clear the DTCs.

HINT: After repairing the malfunctions, clear the DTC.

(1) Connect Techstream to the DLC3.
(2) Turn the ignition switch on (IG).
(3) Erase the DTCs following the prompts in the tester screen.

HINT: Refer to Techstream operator's manual for further details.