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If the hazard warning lamp and the room lamp work normally, the ETACS-ECU may be defective.
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Alternatively, it is possible that the keyless entry hazard lamp answerback function was
disabled by the customize function.
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- Defective hazard warning lamp
- Malfunction of the room lamp
- Malfunction of the ETACS-ECU
- Damaged harness wires and connectors
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Check that the hazard warning lamp illuminate normally.
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Q.
Is the check result normal?
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Refer to GROUP 54A, Inspection Procedure 1 "The hazard warning lamp do not illuminate ".
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Check that the room lamp illuminate normally.
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Q.
Is the check result normal?
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Refer to GROUP 54A, Check Chart for Trouble Symptoms .
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If the keyless entry system is operated, check that the doors can be locked and unlocked
normally.
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Q.
Is the check result normal?
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Using the customize function, check that the number of flashings of hazard warning lamp
is set to any of the followings other than "LOCK: 0/UNLOCK: 0."
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- LOCK:1/UNLOCK:2
- LOCK:1/UNLOCK:0
- LOCK:0/UNLOCK:2
- LOCK:2/UNLOCK:1
- LOCK:2/UNLOCK:0
- LOCK:0/UNLOCK:1
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Q.
Is the check result normal?
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Enable the keyless entry hazard lamp answerback function by using the customize
function (Refer to ).
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When the ignition switch is turned to the LOCK (OFF) position, check if the hazard warning
lamp illuminate.
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Q.
Is the check result normal?
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Refer to GROUP 54A, Inspection Procedure A-1 "Check The Battery Power Supply Circuit
to The ETACS-ECU ."
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Check that the keyless entry hazard lamp answerback function or the room lamp answerback
function work normally.
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Q.
Is the check result normal?
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The trouble can be an intermittent malfunction (Refer to GROUP 00, How to use
Troubleshooting/inspection Service Points -
How to Cope with Intermittent
Malfunction ).
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