reverse lamp MITSUBISHI MONTERO 2000 Service User Guide

SWS -Troubleshooting54B-15
Trouble symptomInspection
procedureReference
page
Rear fog lampRear fog lamp do not illuminate when the rear fog lamp switch
is turned on.N-154B-40
Rear fog lamp do not go out when the headlamps and front fog
lamps are turned off while the rear fog lamp is on.N-254B-40
Room lampRoom lamp does not illuminate.O-154B-41
Room lamp dimming function does not work normally.O-254B-41
Center displayCenter display does not work normally.–GROUP 54A
– Center Dis-
play.
DEFECTS FOUND BY INPUT SIGNAL CHECK
If the input signal check finds a defect, follow the table below to check.
Trouble symptomInspection
procedureReference
page
Ignition switch (ACC) signal is not sent to the ETACS-ECU.P-154B-42
Ignition switch (IG1) signal is not sent to the ETACS-ECU.P-254B-42
Key reminder switch signal is not sent to the ETACS-ECU.P-354B-43
Hazard warning lamp switch signal is not sent to the ETACS-ECU.P-454B-43
Front fog lamp switch signal is not sent to the ETACS-ECU.P-554B-44
Rear fog lamp switch signal is not sent to the ETACS-ECU.P-654B-45
Back-up lamp switch signal is not sent to the ETACS-ECU.P-754B-45
Inhibitor switch (reverse) signal is not sent to the ETACS-ECU.P-854B-46
Rear wiper motor auto-stop signal is not sent to the ETACS-ECU.P-954B-46
Driver’s door switch signal is not sent to the ETACS-ECU.P-1054B-47
Door switches signal is not sent to the ETACS-ECU.
Front passenger’s or back door lock key cylinder switch signal is not sent to the
ETACS-ECU.P-1154B-48
Driver’s door lock actuator switch signal is not sent to the ETACS-ECU.P-1254B-48


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SWS -Troubleshooting54B-32
Inspection Procedure H-3
Rear wiper and washer: When the shift lever or
selector lever is moved to R position during the rear
wiper operation, the rear wiper does not operate at the
continuous mode.Probable cause
The ETACS-ECU operates the rear wiper consecutively twice when the shift
lever or selector lever is moved to R position while the rear wiper
is turned on. If the rear wiper does not work consecutively twice, the back-up
lampswitch or the inhibitor switch (reverse) may be defective.DMalfunction of back-uplampswitch
DMalfunction of inhibitor switch
DMalfunction of ETACS-ECU
DMalfunction of harness wire or connector
NGCheck the defective input circuit. (Refer to P.54B-15, Defects Found
by Input Signal Check.)
OK
Replace the ETACS-ECU.
MUT-
IIinput signal check
DBack-uplampswitch
DInhibitor switch (reverse)
Inspection Procedure H-4
Rear wiper and washer: Rear washer does not work.Probable cause
The rear washer motor, the column switch or the ETACS-ECU may be defective.DMalfunction of rear washer motor
DMalfunction of column switch
DMalfunction of ETACS-ECU
DMalfunction of harness wire or connector
NoCheck the rear wiper. (Refer to P.54B-13, Trouble Symptom Chart.)
Ye s
NG
Check the rear washer switch circuit. (Refer to P.54B-50, Inspection
Procedure P-14.)
OK
NG
NG
Repair
NG
Check the harness wire between windshield washer motor and
body earth.
OK
NG
Repair
OK
Replace the ETACS-ECU.
NG
Check the harness wire between rear washer motor and ETACS-
ECU.NG
Repair
OK
Check trouble symptoms.
Check the following connectors:
I-08, G-06, D-124, D-223, D-224
OK
Check trouble symptoms.
Check the following connector:
I-08Measure at rear washer motor connector I-08.
DDisconnect connector and measure at harness side.
DContinuity between terminal 1 and body earth.
OK:Continuity
OK
Check the rear washer motor. (Refer to GROUP 51 – Rear Wiper
and Washer.)NG
Replace
MUT-
IIinput signal check
DRear washer switch
Is the rear wiper operated normally?


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SWS -Troubleshooting54B-55
Terminal
No.Normal condition Checking requirements Check items
26Key reminder switch signal inputKey reminder switch: ON (Ignition key
removed)0V
27Hazard warning lamp switch signal
inputHazard warning lamp switch: ON0V
29Recognition line of daytime running
lamp (DRL) Always0V
31Data request signal outputAlways0 - 5 V (pulse
signal)
34Windshield intermittent wiper interval
adjusting knob signal inputIgnition switch: ACC,
Windshield intermittent wiper interval
adjusting knob: FAST®SLOW0®2.5 V
35Back-up lamp switch signal input
Ignition switch: ON,
Shift lever: RSystem voltage
Inhibitor switch (reverse) signal input
Ignition switch: ON,
Selector lever: RSystem voltage
36Ignition key hole illumination lamp
outputWhen ignition key hole illumination
lamp is lighted2 V or less
37Diagnosis code or input signal check
outputWhen diagnosis code is output0 - 12 V (pulse
signal)
When input signal check is output0, 12 V (When input
pulse signal is
changed)
40Rear fog lamp relay outputWhen rear fog lamp is lighted2 V or less
53Front passenger’s and back door lock
key cylinder switch (LOCK) signal inputFront passenger’s or back door lock key
cylinder switch: LOCK0V
54Front passenger’s and back door lock
key cylinder switch (UNLOCK) signal
inputFront passenger’s or back door lock
switch: UNLOCK0V
55Driver’s door lock actuator switch
(LOCK) signal inputDriver’s door lock actuator switch:
LOCK0V
56Driver’s door lock actuator switch
(UNLOCK) signal inputDriver’s door lock actuator switch:
UNLCOK0V


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