Infiniti F50. Manual — part 832
WASHER SYSTEM
WW-15
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3.
CHECK IGNITION SWITCH ON SIGNAL
With CONSULT-II
See “IGN ON SW” in “DATA MONITOR” mode.
Without CONSULT-II
Check voltage between BCM harness connector M4 terminal 68 (W/
B) and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Check the following.
●
10A fuse [No. 1, located in the fuse block (J/B) No. 1]
●
Harness for open or short between fuse and BCM
4.
CHECK WIPER OPERATION
With CONSULT-II
See “WIPER AMP” in “ACTIVE TEST” mode. Perform operation
shown on display.
NOTE:
If CONSULT-II is not available, skip this procedure and go to
OK or NG
OK
>> Replace the BCM.
NG
>> Go to
WW-18, "Wiper and Washer Activate Individually
but Intermittent Wiper and Washer Combination Does Not Operate"
When ignition switch is ON
: ON
When ignition switch is ACC or OFF
: OFF
PKIA0311E
Ignition switch is ON
: Approx. 12V
Ignition switch is ACC or OFF
: Approx. 0V
PKIA0312E
Front wiper motor should operate.
SEL494W
WW-16
WASHER SYSTEM
Intermittent Time of Wiper Cannot be Adjusted
EKS001J2
1.
CHECK INTERMITTENT WIPER VOLUME INPUT SIGNAL
With CONSULT-II
See “INT RESIST” in “DATA MONITOR” mode while turning intermit-
tent wiper volume.
Without CONSULT-II
1.
Disconnect the BCM connector.
2.
Measure resistance between BCM harness connector M4 termi-
nal 48 (G/OR) and ground while turning intermittent wiper vol-
ume.
OK or NG
OK
>> Replace the BCM.
NG
>> GO TO 2.
2.
CHECK FRONT WIPER SWITCH
Check front wiper switch, refer to
WW-22, "Wiper and Washer Switch Circuit Check"
.
OK or NG
OK
>> Check the following.
●
Harness for open or short between BCM and intermittent wiper volume
●
Front wiper switch ground circuit
NG
>> Replace the front wiper switch.
Wiper and Washer Activate Individually but Not In Combination
EKS001J3
1.
CHECK WASHER SWITCH INPUT SIGNAL
With CONSULT-II
See “WASH SW” in “DATA MONITOR” mode.
Without CONSULT-II
Check front wiper switch (WASH) in switch monitor mode, refer to
OK or NG
OK
>> Replace the BCM.
NG
>> Check harness for open or short between BCM and
front wiper switch.
Short interval
: Approx. 0kohm
Long interval
: Approx. 1kohm
SEL506W
Short interval
: Approx. 0
Ω
Long interval
: Approx. 1
Ω
PKIA0313E
When front washer switch is ON
: ON
When front washer switch is OFF
: OFF
SEL507W
WASHER SYSTEM
WW-17
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Intermittent Wiper Operates, but There Is No Change In Intermittent Time
Between When Vehicle Is Stopped and Moving
EKS001J4
1.
CHECK THE SYMPTOM
Check that the speedometer in the combination meter operates normally.
OK or NG
OK
>> GO TO 2.
NG
>> Check the vehicle speed signal. Refer to
2.
FUNCTIONAL INSPECTION
With CONSULT-II
With “VHCL SPEED SE” on the DATA MONITOR, check the vehicle
speed signal. Refer to
.
Without CONSULT-II
GO TO 3.
OK or NG
OK
>> System is OK.
NG
>> GO TO 3.
3.
VEHICLE SPEED INPUT/OUTPUT INSPECTION
Start the engine, and check voltage between BCM harness connec-
tor M4 terminal 49 (PU/W) and ground, using an oscilloscope.
OK or NG
OK
>> Replace the BCM.
NG
>> GO TO 4.
Monitor item [OPERATION or UNIT]
Contents
VHCL SPEED SE
“<7km/>7km”
The present vehicle speed (less than
7 km/h (4 MPH), or 7 km/h (4 MPH)
or higher) is displayed.
SKIA4241E
Voltage waveform [When vehicle speed is
approx. 40km/h (25MPH)]
SKIA4239E
WW-18
WASHER SYSTEM
4.
HARNESS CONTINUITY INSPECTION
1.
Turn ignition switch to OFF position.
2.
Disconnect the BCM connectors and the combination meter connector.
3.
Check continuity between BCM harness connector M4 terminal
49 (PU/W) and combination meter harness connector M41 ter-
minal 18 (PU/W).
4.
Check continuity between BCM harness connector M4 terminal
49 (PU/W) and ground.
OK or NG
OK
>> Replace the combination meter.
NG
>> Repair harness or connector.
Wiper and Washer Activate Individually but Intermittent Wiper and Washer
Combination Does Not Operate
EKS001J5
1.
CHECK POWER SUPPLY CIRCUIT FOR FRONT WIPER RELAY
1.
Remove the front wiper relay.
2.
Turn ignition switch to ON position.
3.
Check voltage between front wiper relay harness connector E4
terminal 1 (LG) and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Check the following.
●
20A fuse [No. 34, located in the fuse block (J/B) No.2]
●
Harness for open or short between front wiper relay
and fuse
2.
CHECK GROUND CIRCUIT FOR FRONT WIPER RELAY
1.
Turn ignition switch to OFF position.
2.
Check continuity between front wiper relay harness connector
E4 terminal 5 (B) and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness ground circuit.
3.
CHECK FRONT WIPER RELAY
Check front wiper relay.
OK or NG
OK
>> GO TO 4.
NG
>> Replace the front wiper relay.
Continuity should exist.
Continuity should not exist.
PIIA0308E
Battery voltage should exist.
SKIA4236E
Continuity should exist.
PKIA0316E
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