Inspection Procedure 6: Keyless entry system-linked fold/unfold function does not work normally.



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


OPERATION


The ETACS-ECU operates this function in accordance with the keyless entry transmitter input signals.

COMMENTS ON TROUBLE SYMPTOM


If this function does not work normally, the keyless entry transmitter input signal circuit or ETACS-ECU may be defective. Also, with the customisation function, the door mirrors may be set other than to the keyless entry interlock fold/unfold function.

PROBABLE CAUSES




DIAGNOSIS PROCEDURE


STEP 1. Check the ETACS customisation function.


By the ETACS customisation function, confirm that "Automatic fold door mirror" is set to "OPN/CLS Keyless".

Q. Is the check result normal?

Go to Step 2.
By the ETACS customisation function, set "Automatic fold door mirror" to "OPN/CLS Keyless" (Refer to )

STEP 2. Check the keyless entry operation.


Check that the keyless entry system works normally.

Q. Is the check result normal?

Go to Step 3.
Refer to GROUP 42B - KOS, Inspection Procedure 10 "Keyless entry function does not work" .

STEP 3. Check the trouble symptom.


Check that the keyless entry-linked folding/unfolding function of door mirrors works normally.

Q. Is the check result normal?

The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/inspection Service Points - How to Cope with Intermittent Malfunction ).
Replace the ETACS-ECU (Refer to GROUP 54A - ETACS, ETACS-ECU ).





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