Without Scan Tool

SELF-DIAGNOSTIC MODE (OPERATING IGNITION KEY CYLINDER)

a. Switch to self-diagnostic mode.
1. Establish the vehicle's initial conditions.
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.
4. Turn the ignition switch to the ON position and then off.
5. Within 30 seconds of turning the ignition switch off, perform the given 9 more times: Turn the ignition switch to the ON position and then off.

HINT:
- Turning the ignition switch to the ON position 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.

NOTE: If the self-diagnostic mode cannot be achieved, the system will return to normal mode.

b. Check that the system has switched to self-diagnostic mode by checking the flashes of the interior light.




c. Check the diagnostic outputs when the door control transmitter switch is held down. The diagnostic outputs can be checked by the flash patterns of the interior light.