sunroof MITSUBISHI MONTERO 2000 Service User Guide

SWS -Troubleshooting54B-42
Inspection Procedure P-1
Ignition switch (ACC) signal is not sent to the ETACS-ECU.Probable cause
The ignition switch (ACC) input signal is used to operate the following devices. If
the signal fails, these devices will not work normally.
DWindshield wiper and washer
DRear wiper and washer
DHeadlamp washerDMalfunction of ETACS-ECU
DMalfunction of harness wire or connector
NG
NG
Repair
NG
Check the harness wire between ETACS-ECU and ignition switch
(ACC).
OK
Check trouble symptoms.OK
Replace the ETACS-ECU.
Check the following connectors:
D-224, D-208Measure at ETACS-ECU connector D-224.
DDisconnect connector and measure at J/B side.
DTurn the ignition switch to ACC position.
DVoltage between terminal 2 and body earth.
OK:System voltage
Inspection Procedure P-2
Ignition switch (IG1) signal is not sent to the ETACS-ECU.Probable cause
The ignition switch (IG1) input signal is used to operate the following devices. If
the signal fails, these devices will not work normally.
DLight reminder warning buzzer function
DPower window timer function
DSunroof timer function
DIgnition key hole illumination lamp
DHeadlamp automatic shutdown function
DTurn-signal lamp
DRoom lamp dimming functionDMalfunction of ETACS-ECU
DMalfunction of harness wire or connector
NG
NG
Repair
NG
Check the harness wire between ETACS-ECU and ignition switch
(IG1).
OK
Check trouble symptoms.OK
Replace the ETACS-ECU.
Check the following connectors:
D-224, D-208Measure at ETACS-ECU connector D-224.
DDisconnect connector and measure at J/B side.
DTurn the ignition switch to ON position.
DVoltage between terminal 16 and body earth.
OK:System voltage


www.WorkshopManuals.co.uk


Purchased from www.WorkshopManuals.co.uk

SWS -Troubleshooting54B-52
Inspection Procedure P-17
Transmitter: Any switch signal is not sent to the
ETACS-ECU.Probable cause
The transmitter input signal is used to operate the keyless entry system. If the
signal fails, keyless entry will not work normally.DMalfunction of transmitter
DMalfunction of ETACS-ECU
Ye s
NG
Replace
OK
Replace the defective transmitter.
OK
Use an other transmitter to register the secret code. (Refer to
GROUP 42 – Keyless Entry System.)NGReplace the ETACS-ECU.
Check the transmitter battery. (Refer to GROUP 42 – Keyless
Entry System.)
Has the encrypted codebeen registered properly?NoRe-register the encrypted code. (Refer to GROUP 42 – Keyless
Entry System.)
Inspection Procedure P-18
Sunroof switch: Any switch signal is not sent to the
ETACS-ECU.Probable cause
If there is a problem with communication between the sunroof motor assembly
and the ETACS-ECU, the input signal check for the sunroof switch can no
longer be carried out. In addition, the sunroof timer function will also stop
working.DMalfunction of sunroof switch
DMalfunction of sunroof motor assembly
DMalfunction of ETACS-ECU
DMalfunction of harness wire or connector.
Ye s
NG
Repair
NG
Replace the ETACS-ECU.
OK
Replace the sunroof motor assembly.Check trouble symptoms.
NG
Check the harness wire between sunroof motor assembly and
ETACS-ECU.NG
Repair
OK
Check trouble symptoms.
Check the following connectors:
F-06, F-02, D-29, D-31, D-226
Is the sunroof operated normally?NoCheck the sunroof. (Refer to P.54B-13, Trouble Symptom
Chart.)


www.WorkshopManuals.co.uk


Purchased from www.WorkshopManuals.co.uk