clock INFINITI QX4 2005 Factory Manual PDF

WW-42
REAR WIPER AND WASHER SYSTEM
Revision: October 20052005 QX56
33 R/Y Combination switch output 4 ON
Light switch and wiper switch OFF

Wiper dial position 4
34 L Combination switch output 3 ON

Light switch and wiper switch OFF

Wiper dial position 4
35 O/B Combination switch output 2 ON

Light switch and wiper switch OFF

Wiper dial position 4
36 R/W Combination switch output 1 ON
38 W/L Ignition switch (ON) ON — Battery voltage
42 GRGlass hatch ajar switch
signalONHatch glass closed Battery voltage
Hatch glass open 0V
44 ORear wiper auto stop
switch 1ONRise up position (rear wiper arm on
stopper)0V
A Position (full clockwise stop
position)Battery voltage
Forward sweep (counterclockwise
direction)Fluctuating
B Position (full counterclockwise stop
position)0V
Reverse sweep (clockwise direction) Fluctuating
54 Y Rear wiper output circuit 2 ONRise up position (rear wiper arm on
stopper)0V
A Position (full clockwise stop
position)0V
Forward sweep (counterclockwise
direction)0V
B Position (full counterclockwise stop
position)Battery voltage
Reverse sweep (clockwise direction) Battery voltage Te r m i -
nal No.Wire
colorSignal nameMeasuring condition
Reference Value (V)
(Approx.) Ignition
switchOperation or condition
SKIA5292E
SKIA5291E
SKIA5292E

REAR WIPER AND WASHER SYSTEM
WW-43
C
D
E
F
G
H
I
J
L
MA
B
WW
Revision: October 20052005 QX56
How to Proceed With Trouble DiagnosisEKS00BEF
1. Confirm the symptoms and customer complaint.
2. Understand operation description and function description. Refer to WW-35, "
System Description" .
3. Perform the Preliminary Check. Refer to WW-43, "
Preliminary Inspection" .
4. Check symptom and repair or replace the cause of malfunction.
5. Does the rear wiper operate normally? If YES: GO TO 6. If NO: GO TO 4.
6. Inspection End.
Preliminary InspectionEKS00BEG
INSPECTION FOR POWER SUPPLY AND GROUND CIRCUIT
Inspection procedure
1. CHECK FUSE
Check if wiper or washer fuse is blown.
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of problem before installing new fuse. Refer to PG-4,
"POWER SUPPLY ROUTING CIRCUIT" .
55 SB Rear wiper output circuit 1 ONRise up position (rear wiper arm on
stopper)0V (except battery voltage at ini-
tial rear wiper ON to lift arm off
stop)
A Position (full clockwise stop
position)Battery voltage
Forward sweep (counterclockwise
direction)Battery voltage
B Position (full counterclockwise stop
position)0V
Reverse sweep (clockwise direction) 0V
67 B Ground ON — 0V
70 W/B Battery power OFF — Battery voltage Te r m i -
nal No.Wire
colorSignal nameMeasuring condition
Reference Value (V)
(Approx.) Ignition
switchOperation or condition
Unit Power source Fuse No.
Front and rear washer motor Ignition ON or START 9
BCMIgnition ON or START 59
Battery f

REAR WIPER AND WASHER SYSTEM
WW-49
C
D
E
F
G
H
I
J
L
MA
B
WW
Revision: October 20052005 QX56
7. CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-II. With "WIPER" data monitor, make
sure "RR WIPER INT", "RR WIPER ON" turn ON-OFF according to
operation of wiper switch.
OK or NG
OK >> Replace BCM. Refer to BCS-20, "Removal and Installa-
tion of BCM" .
NG >> Check the wiper switch. Refer to WW-7, "
COMBINA-
TION SWITCH READING FUNCTION" .
Rear Wiper Stop Position Is IncorrectEKS00BEJ
1. CHECK AUTO STOP SWITCH INPUT SIGNALS
Select "BCM" on CONSULT-II. With "WIPER" data monitor, make
sure "RR WIPER STOP" and "RR AUTO STOP 2" turn ON-OFF
according to wiper operation.
OK or NG
OK >> Replace BCM. Refer to BCS-20, "Removal and Installation of BCM" .
NG >> GO TO 2.
2. CHECK AUTO STOP CIRCUITS FOR SHORT TO GROUND
1. Turn ignition switch to OFF.
2. Disconnect BCM and rear wiper motor connectors.
3. Check continuity between BCM harness connector terminals
and ground.
OK or NO
OK >> GO TO 3.
NO >> Repair harness or connector.When wiper switch is in
INT position: RR WIPER INT ON
When wiper switch is in
ON position: RR WIPER ON ON
SKIA4243E
When wiper switch is OFF
and arm on stop: RR WIPER STOP ON
: RR AUTO STOP 2 ON
When wiper switch is ON
and arm in position A: RR WIPER STOP OFF
: RR AUTO STOP 2 ON
When wiper switch is ON
counterclockwise sweep: RR WIPER STOP OFF
: RR AUTO STOP 2 OFF
When wiper switch is ON
and arm in position B: RR WIPER STOP ON
: RR AUTO STOP 2 OFF
When wiper switch is ON
clockwise sweep: RR WIPER STOP OFF
: RR AUTO STOP 2 OFF
When wiper switch is ON
and arm in position A: RR WIPER STOP ON
: RR AUTO STOP 2 OFF
WKIA1418E
Te r m i n a l s
Continuity
ConnectorTe r m i n a l
(wire color)
M18 26 (Y/L)
Ground No
M19 44 (O)
WKIA2096E