Reading and Clearing Diagnostic Trouble Codes

DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM: DTC CHECK / CLEAR

DTC CHECK / CLEAR

1. DTC CHECK/CLEAR (USING TECHSTREAM)
(a) DTC check
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch ON.
(3) Read DTCs on the Techstream screen.
(b) DTC clear
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch ON.
(3) Clear the DTCs following the prompts on the Techstream screen.
HINT: The Techstream has a SNAPSHOT function which records the monitored data.
Refer to the Techstream operator's manual for further details.

2. SELF-DIAGNOSTIC MODE (OPERATING IGNITION KEY CYLINDER)
(a) Switch to self-diagnostic mode by performing the following:
(1) Establish the vehicle's initial conditions Operation Check.
(2) Insert the key into the ignition key cylinder and remove it.
(3) Within 5 seconds after the key is removed, insert it into the ignition key cylinder and then turn the ignition switch ON then OFF 1 time (End in OFF).
(4) Within 30 seconds of turning the ignition switch OFF, perform the following 9 times: Turn the ignition switch ON then OFF (End in OFF).
HINT:
- Turning the ignition switch ON after the procedure above has been completed will end the self-diagnostic mode.
- Do not lock or unlock doors while performing the self-diagnostic mode.
NOTICE:
If the system fails to enter the self-diagnostic mode, the system will return to normal mode.





(b) Check that the system has switched to self-diagnostic mode by checking the sound of the wireless door lock buzzer.
OK:
The sound pattern of the wireless door lock buzzer should be the same as the patterns shown in the timing chart on the left.

(c) Check the diagnostic outputs when the door control transmitter switch is held down. The diagnostic outputs can be checked by the sound of the wireless door lock buzzer.





3. SELF-DIAGNOSTIC MODE (USING TECHSTREAM)
(a) Switch to self-diagnostic mode.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch ON and turn the Techstream main switch on.
HINT: Refer to the Techstream operator's manual for further details.