mitsubishi Workshop Repair Guides

Mitsubishi Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 2346 > < Initial Inspection and Diagnostic Overview|Page 2344
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1. Connect scan tool MB991502 to the data link connector.
2. When the transmitter "PANIC" switch is operated (turned on), check that scan tool MB991502 sounds.

Q: Does scan tool MB991502 sound when the transmitter "PANIC" switch is operated?

YES: Replace the ETACS-ECU. Check that the panic alarm works normally.

NO: Refer to Inspection Procedure R-9 "The ETACS-ECU does not receive signal from lock, unlock or panic switch.

Inspection Procedure Q-1

The ETACS-ECU does not Receive Any Signal from the Ignition Switch (ACC).

Ignition Switch (ACC) Input Circuit

CIRCUIT OPERATION

The ETACS-ECU operates the following equipment according to signal from the ignition switch (ACC):

-

Windshield wiper and washer

-

Rear wiper and washer

TECHNICAL DESCRIPTION (COMMENT)

If the signal is not normal, the equipment, which is described in "CIRCUIT OPERATION", does network normally.

TROUBLESHOOTING HINTS

Initial Inspection and Diagnostic Overview|Page 2346 > < Initial Inspection and Diagnostic Overview|Page 2344