Montero XLS 4WD V6-3.5L SOHC (2001)
1. Connect scan tool M8991502 to the data link connector.
2. Check that the tone alarm of scan tool MB991502 sounds when the input signal enters.
Q: Does the tone alarm of scan tool MB991502 sound when the input signal enters?
YES: Replace the ETACS-ECU. The panic alarm should work normally.
NO: Check the transmitter input signal circuit. Refer to Inspection Procedure Q-17.
Ignition Switch (ACC) Input Circuit
STEP 3. Check the input signal (by using a voltmeter).
Check the input signals from the transmitter "PANIC" switch.
