Inspection Procedure G-2: One of the turn-signal lamps does not illuminate.


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

COMMENTS ON TROUBLE SYMPTOM


If one of the turn-signal lamps does not illuminate normally because of defective bulbs, connectors or wiring harness, the diagnosis code is memorised in the ETACS-ECU.

PROBABLE CAUSES



DIAGNOSIS PROCEDURE


M.U.T.-III diagnosis code.


Check that ETACS-ECU sets a diagnosis code.

Q. Is the diagnosis code set?

Refer to diagnosis code chart .

Replace the ETACS-ECU. Then perform the variant coding and write the VIN data (Refer to GROUP 00, Precautions Before Service - How to Perform Variant Coding ).