Montero Sport XLS 4WD V6-3.5L SOHC (2002)
Audible Warning Device: Initial Inspection and Diagnostic Overview
Introduction
INTRODUCTION TO LIGHT REMINDER ALARM DIAGNOSIS
A ETACS-ECU is mounted in all vehicles. ETACS-ECU has a light reminder tone alarm function. The light reminder tone alarm function alerts the
driver that the lights have not been turned off. If the following symptoms occur, the system may be malfunctioning.
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When the tone alarm does not stop sounding when the ignition key is turned to the "ON" position.
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When the tone alarm does not stop sounding when the lighting switch is turned "OFF"
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When the tone alarm does not stop sounding when the driver's door is closed.
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When the tone alarm does not sound when the ignition key is inserted ("OFF" position), the lighting switch is turned to the "ON" position (HEAD"
or "TAIL" position), and the river's door is opened.
Troubleshooting Strategy
LIGHT REMINDER ALARM DIAGNOSIS TROUBLESHOOTING STRATEGY
Use these steps to plan your diagnostic strategy. If you follow them carefully, you will be sure that you have exhausted most of the possible ways to find
a light reminder alarm fault.
1. Gather information from the customer.
2. Verify that the condition described by the customer exists.
3. Find the malfunction by following the Symptom Chart.
4. Confirm the malfunction is eliminated.
