mitsubishi Workshop Repair Guides

Mitsubishi Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 2570 > < Initial Inspection and Diagnostic Overview|Page 2568
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STEP 6. Check the wiring harness between combination meter connector C-01 and ETACS-ECU connector C-228. 

Q: Is the wiring harness between combination meter connector C-01 and ETACS-ECU connector C-228 in good condition?

YES: Repair the ETACS-ECU. Repair the wiring harness.  Check that the high-beam indicator light illuminates normally.

NO: Repair the wiring harness. Check that the high-beam indicator light illuminates normally.

Inspection Procedure I-9

Headlight, Tail Light: Headlight Automatic Shutdown Function does not Work Normally

Headlight Automatic Shut-down Function

NOTE:  This troubleshooting requires use of scan tool MB991502 and SWS monitor kit MB991862. For details of how to use the SWS monitor, refer
to "How to use SWS monitor".

CIRCUIT OPERATION

The ETACS-ECU operates the headlight automatic shutdown function according to the following signals: 

-

Ignition switch (IG1)

-

Driver's door switch

-

Tail light switch

-

Headlight switch

TECHNICAL DESCRIPTION (COMMENT)

If the function does not work normally, the input circuit system from the switches, the ETACS-ECU or the front-ECU may be defective (refer to
"CIRCUIT OPERATION").

Initial Inspection and Diagnostic Overview|Page 2570 > < Initial Inspection and Diagnostic Overview|Page 2568