Infiniti Q45. Manual — part 619
REAR WINDOW DEFOGGER
GW-69
C
D
E
F
G
H
J
K
L
M
A
B
GW
5.
Touch “IVMS”on the “SELECT SYSTEM” screen.
If “IVMS” is not indicated, go to Refer to
,“CONSULT-II
Date Link Connector (DLC) Circuit”.
6.
Check the model specification, and touch either “WITH SUN-
ROOF” or “WITHOUT SUNROOF” on the “SELECT SYS
COND” screen.
7.
Touch “OK”. If the selection is wrong, touch “CANCEL”.
8.
Select the desired part to be diagnosed on the “SELECT TEST
ITEM” screen.
DATA MONITOR
Display Item List
ACTIVE TEST
Display Item List
BCIA0030E
PIIA0184E
Monitor item “Operation”
Content
REAR DEF SW
“ON/OFF”
Displays “Press (ON)/others (OFF)” status determined with the rear window defogger
switch.
IGN ON SW
“ON/OFF”
Displays “IGN (ON)/OFF” status determined with the ignition switch signal.
Test item
Content
REAR DEFOGGER
Gives a drive signal to the rear window defogger to activate it.
GW-70
REAR WINDOW DEFOGGER
Trouble Diagnoses Symptom Chart
NIS000ZM
●
Check that other systems using the signal of the following systems operate normally.
Check Rear Window Defogger Switch Circuit.
NIS000ZN
1.
CHECK REAR WINDOW DEFOGGER (MULTIFUNCTION) SWITCH
With CONSULT-II
Check rear window defogger switch “REAR DEF SW” in the “DATA
MONITOR” mode with CONSULT-II, Refer to
With out CONSULT-II
1.
Turn ignition switch ON.
2.
Check voltage between BCM connector and ground.
OK or NG
OK
>> Rear window defogger switch is OK.
NG
>> GO TO 2
Symptom
Diagnoses / service procedure
Refer to page
Rear window defogger and door mirror defogger do not
operate.
1. Check rear window defogger switch circuit.
2. Check rear window defogger and door mirror defogger
circuit.
Rear window defogger does not operate but door mirror
defogger operate.
1. Check rear window defogger circuit check.
2. Check filament.
Door mirror defogger does not operated, but rear win-
dow defogger operates.
1. Check door mirror defogger power supply circuit.
Driver side door mirror defogger does not operated,
but other defogger operates.
1. Check driver side door mirror defogger circuit.
Passenger side door mirror defogger does not operated,
but other defogger operates.
1. Check passenger side door mirror defogger circuit.
When rear window defogger switch ON
REAR DEF SW
:ON
PIIB0510E
Connector
Terminal
(Wire color)
Condition of rear
window defogger
switch
Voltage [V]
(Approx)
(+)
(–)
M4
10 (BR)
Ground
ON
0
OFF
5
PIIB2133E
REAR WINDOW DEFOGGER
GW-71
C
D
E
F
G
H
J
K
L
M
A
B
GW
2.
REAR WINDOW DEFOGGER SWITCH SIGNAL CIRCUIT INSPECTION
1.
Turn ignition switch OFF.
2.
Disconnect BCM and multifunction switch (rear window defogger switch) connectors.
3.
Check continuity between BCM connector M4 terminal 10 and
multifunction switch (rear window defogger switch) connector
M83 terminal 5.
4.
Check continuity between BCM harness connector M4 terminal
10 and ground
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
3.
MULTIFUNCTION (REAR WINDOW DEFOGGER) SWITCH GROUND HARNESS INSPECTION
Check continuity between multi-function switch (rear window defog-
ger switch) connector M83 terminal 2 and ground.
OK or NG
OK
>> Replace multi function switch.
NG
>> Repair or replace harness.
Check Rear Window Defogger and Door Mirror Defogger Circuit
NIS000ZO
1.
CHECK FUSE
Check if any of the following fuses for Fuse block (J/B) are blown.
NOTE:
Refer to
GW-61, "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
10 (BR) – 5 (BR)
:Continuity should exist
10 (BR) – Ground
:Continuity should not exist
PIIA2885E
2 (B)
−
Ground
:Continuity should exist
PIIA3514E
System
Terminal No. (signal)
Power source
Fuse No.
Ampere (A)
Rear defogger
8H
Battery power supply
10
20
3H
Battery power supply
11
20
2J
Ignition power supply
1
10
GW-72
REAR WINDOW DEFOGGER
2.
CHECK REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER RELAY POWER SUPPLY
CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear window defogger and door mirror defogger relay.
3.
Check voltage between rear window defogger and door mirror defogger relay connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check harness for open or short between rear window
defogger and door mirror defogger relay and fuse.
3.
REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER RELAY INSPECTION
With CONSULT-II
1.
Connect the rear window defogger and door mirror defogger relay.
2.
Check rear window defogger and door mirror defogger relay
“REAR DEFOGGER RLY” in the ACTIVE TEST mode with
CONSULT-II, Refer to
, check the oper-
ation.
Without CONSULT-II
Check continuity between rear window defogger and door mirror
defogger relay terminals 3 and 5, 6 and 7.
OK or NG
OK
>> GO TO 4.
NG
>> Replace rear window defogger and door mirror defogger relay.
Connector
Terminals (Wire color)
Condition of
ignition switch
Voltage [V]
(Approx.)
(+)
(–)
B8
1 (W/G)
Ground
OFF
Battery
voltage
3 (R/B)
ON
6 (L)
OFF
PIIB0316E
The operation sound of rear defogger relay is
confirmed.
PIIA0208E
Terminal
Condition
Continuity
3
5
12V direct current supply
between terminals 1 to 2
Yes
No current supply
No
6
7
12V direct current supply
between terminals 1 to 2
Yes
No current supply
No
SEC202B
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст