Infiniti M45 (Y34). Manual — part 809
FRONT WIPER AND WASHER SYSTEM
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Terminal and Reference Values for BCM
AKS002LC
Work Flow
AKS002LD
1.
Confirm the symptom or customer complaint.
2.
Understand the system description. Refer to
.
3.
Perform preliminary inspection. Refer to
WW-11, "Preliminary Inspection"
.
4.
According to the trouble diagnosis chart, repair or replace the cause of the malfunction.
5.
Does wiper function operate normally? If it operates normally, GO TO 6. If not, GO TO 4.
6.
INSPECTION END
Preliminary Inspection
AKS002LE
SETTING CHANGE FUNCTIONS
●
With CONSULT-II, each function can be changed in setting. Refer to
CAUTION:
After the setting was changed, the new setting will be maintained even if the battery was discon-
nected.
Terminal
No.
Wire
color
Item
Measuring condition
Reference value
Ignition switch
Operation or condition
4
P
Washer switch signal
ON
Wiper switch
WASH
Approx. 0 V
OFF
Battery voltage
9
OR
Wiper switch INT signal
ON
Wiper switch
INT
Approx. 0 V
OFF
Approx. 8 V
48
R/G
Intermittent wiper
volume signal
ON
Wiper intermittent
interval
Long
Approx. 3.6 V
Short
Approx. 0 V
49
PU/W
Vehicle speed signal
(2-pulse)
ON
Vehicle speed approx. 40 km/h
(25 MPH)
56
B
Ground
ON
-
Approx. 0 V
68
W/B
Ignition on signal
ON
-
Battery voltage
105
Y/L
Battery power supply
OFF
-
Battery voltage
113
B
Ground
ON
-
Approx. 0 V
124
SB
Wiper auto
stop signal
ON
Wiper is moving.
Approx. 0 V
Wiper is stopped.
Battery voltage
128
R/Y
Wiper motor
operation signal
ON
Wiper switch: INT position
ELF1080D
SKIA3507E
Setting change mode
CONSULT-ll (WORK SUPPORT)
Description
Wiper intermittent speed control by vehicle speed
ON
Activated
OFF
Disactivated
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FRONT WIPER AND WASHER SYSTEM
INSPECTION FOR POWER SUPPLY AND GROUND CIRCUIT
Inspection procedure
1.
CHECK FUSE
●
Make sure wiper and washer fuse is blown.
CAUTION:
For fuse number, refer to
WW-4, "Component Parts and Harness Connector Location"
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to
2.
CHECK POWER SUPPLY CIRCUIT
1.
Disconnect front wiper motor, front washer motor and front wiper relay connector.
2.
Check voltage between the following connector terminals and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Replace harness of wiper and washer power supply circuit.
3.
CHECK GROUND CIRCUIT (BCM)
Check for continuity between the following BCM connector terminals and ground.
OK or NG
OK
>> INSPECTION END
NG
>> Replace harness BCM ground circuit.
CONSULT-II Function
AKS002LF
●
CONSULT-II executes the following functions by combining data received and command transmitted via
the communication line from the BCM. IVMS communication inspection, work support by part, self-diagno-
sis, data monitor, and active test display.
Unit
Power source
Fuse No.
Front wiper motor, Front washer motor, Front wiper relay
Ignition ON or START position
34
Unit (Connector)
Terminals (wire color)
Ignition switch condition
Voltage
(+)
(-)
Front wiper motor (E75)
4 (LG)
Ground
ON
Battery voltage
Front washer motor (E48)
1 (LG)
Front wiper relay (E2-2)
1 (LG)
Unit (Connector)
Terminals (wire color)
Ignition switch condition
Continuity
BCM (M4)
56 (B)
Ground
OFF
Yes
113 (B)
IVMS
diagnosis part
Check item and
diagnosis mode
Description
WIPER
WORK SUPPORT
Changes the setting for each function.
DATA MONITOR
Displays data relative to BCM input signals and various control related data for each system.
ACTIVE TEST
Gives a drive signal to a load to check the operation.
BCM PART NUMBER
Displays BCM part No.
FRONT WIPER AND WASHER SYSTEM
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CONSULT-II BASIC OPERATION PROCEDURE
1.
With ignition switch OFF, connect CONSULT-II and CONSULT-II
CONVERTER to data link connector, then turn ignition switch
ON.
2.
Touch “START (NISSAN BASED VHCL)”.
3.
Touch “IVMS” on “SELECT SYSTEM” screen. If “IVMS” is not
indicated, refer to
GI-38, "CONSULT-II Data Link Connector
4.
Check the model specification, touch either “WITH SUNROOF”
or “WITHOUT SUNROOF”.
5.
Touch “OK”. If the selection is wrong, touch “CANCEL”.
6.
Select the desired part to be diagnosed on
“SELECT TEST ITEM” screen.
WORK SUPPORT
Operation Procedure
1.
Touch “WIPER” on “SELECT TEST ITEM” screen.
2.
Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
3.
Touch “WIP INT VHCL SPD ADJ”on “SELECT WORK ITEM” screen.
4.
Touch “START”.
●
Wiper intermittent speed control by vehicle speed can be canceled or resumed.
5.
Touch “CURRENT SETTING” for changing “CURRENT SETTING”.
For no changing “CURRENT SETTING”, touch “END”.
PKIA5840E
SKIA3098E
SKIA3783E
PIIA0184E
WW-14
FRONT WIPER AND WASHER SYSTEM
6.
Touch “END” after customizing is completed.
DATA MONITOR
Operation Procedure
1.
Touch “WIPER” on “SELECT TEST ITEM” screen.
2.
Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3.
Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on “DATA MONITOR” screen.
4.
Touch “START”.
Date Monitor Item
ACTIVE TEST
Operation Procedure
1.
Touch “WIPER” on “SELECT TEST ITEM” screen.
2.
Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3.
Touch the item to be tested, and check the operation.
4.
During the operation check, touching “OFF” deactivates the operation.
On Board Diagnosis
AKS002LG
●
IVMS can check communication diagnosis, switch monitor, and power door lock system self-diagnosis
using on board diagnosis.
●
Map lamps and step lamps (all seats) act as the indicators for the on board diagnosis.
DIAGNOSIS ITEM FOR FRONT WIPER AND WASHER SYSTEM
“CURRENT SETTING”
Wiper intermittent speed control
“ON”
Activated
“OFF”
Disactivated
Monitored item
Description
IGN ON SW
Indicates “IGN [ON] / ACC or OFF [OFF]” condition of ignition switch signal.
INT SW
Indicates “ INT Position [ON] / Others [OFF]” condition of wiper switch signal.
WASH SW
Indicates “WASH Position [ON] / Others [OFF]” condition of wiper switch signal.
VHCL SPEED SE
Indicates “Vehicle is moving [RUN] / Vehicle Stopped [STOP]” condition of vehicle speed signal.
WIPR AUTO STP
Indicates “INT or OFF Position [IGN] / LO or HI Position [OFF]” condition of wiper switch signal.
INTRESIST
Indicates “ Intermittent Resistance Value [approx. 0 to 1]” condition wiper switch signal.
Test item “WIPER AMP”
Wiper motor operation
“ON”
Operate
“OFF”
Stop
Diagnosis item
Description
Switch monitor
It can check wiper and washer switch.
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