INSPECTION PROCEDURE E-4: The timer lock function does not work after the doors have been unlocked by the keyless entry system.

caution

Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.

COMMENT ON TROUBLE SYMPTOM

If the keyless entry timer lock does not work normally, the input signal circuit(s) to the keyless entry transmitter or the ETACS-ECU may be defective.

POSSIBLE CAUSES

Malfunction of the keyless entry transmitter
Malfunction of the ETACS-ECU
Damaged harness wires and connectors

DIAGNOSIS PROCEDURE

Step 1. Check the operation of the keyless entry system.

Check that the keyless entry system works normally.

Q. Is the check result normal?

	Go to Step 2.

	Refer to inspection procedure E-1 "Keyless entry system does not work ."

Step 2. Customize function by using the SWS monitor.

"KEYLESS LOCK T" is set to one of the followings by using SWS monitor customisation function. Check that the timer lock is activated according to the setting.

30s
60s
120s
180s

Q. Is the check result normal?

	The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).

	Replace the ETACS-ECU.