Infiniti QX56 (JA60). Manual — part 759
PWC-48
< COMPONENT DIAGNOSIS >
REAR POWER VENT WINDOW RELAY (OPEN) CHECK
1. Disconnect rear power vent window switch.
2. Check continuity between rear power vent window relay (OPEN)
connector M87 terminal 2 and rear power vent window switch
connector M95 terminal 3.
Is the inspection result normal?
YES
>> Replace rear power vent window switch.
NO
>> Repair or replace harness.
2 - 3
: Continuity should exist.
LIIA1568E
REAR POWER VENT WINDOW RELAY (CLOSE) CHECK
PWC-49
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
REAR POWER VENT WINDOW RELAY (CLOSE) CHECK
Description
INFOID:0000000005147234
Rear power vent windows OPEN/CLOSE by receiving the signal from rear power vent window switch.
Diagnosis Procedure
INFOID:0000000005147235
Regarding Wiring Diagram information, refer to
.
1.
CHECK REAR POWER VENT WINDOW RELAY (CLOSE) POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear power vent window relay (CLOSE).
3. Turn ignition switch ON.
4. Check voltage between rear power vent window relay (CLOSE)
connector and ground.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Repair or replace harness.
2.
CHECK REAR POWER VENT WINDOW RELAY (CLOSE)
Check continuity between rear power vent window relay (CLOSE)
terminals 3 and 4, 3 and 5.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace rear power vent window relay (CLOSE).
3.
CHECK REAR POWER VENT WINDOW RELAY (CLOSE) GROUND CIRCUIT
Check continuity between rear power vent window relay (CLOSE)
connector M89 terminal 4 and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK REAR POWER VENT WINDOW RELAY (CLOSE) CIRCUIT
Connector
Terminals
Voltage (V)
(Approx.)
(+)
(-)
M89
1
Ground
Battery voltage
5
LIIA1565E
Terminals
Condition
Continuity
3
4
12V direct current supply
between terminals 1 and 2
No
No current supply
Yes
3
5
12V direct current supply
between terminals 1 and 2
Yes
No current supply
No
WIIA0291E
4 - Ground
: Continuity should exist.
LIIA1567E
PWC-50
< COMPONENT DIAGNOSIS >
REAR POWER VENT WINDOW RELAY (CLOSE) CHECK
1. Disconnect rear power vent window switch.
2. Check continuity between rear power vent window relay
(CLOSE) connector M89 terminal 2 and rear power vent window
switch M95 terminal 4.
Is the inspection result normal?
YES
>> Replace rear power vent window switch.
NO
>> Repair or replace harness.
2 - 4
: Continuity should exist.
LIIA1569E
POWER WINDOW MAIN SWITCH
PWC-51
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
ECU DIAGNOSIS
POWER WINDOW MAIN SWITCH
Reference Value
INFOID:0000000005147240
TERMINAL LAYOUT
PHYSICAL VALUES
MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH
LIIA2455E
Terminal No.
(Wire color)
Description
Condition
Voltage [V]
(Approx.)
+
–
Signal name
Input/
Output
2
(W/B)
Ground Encoder ground
—
—
0
4
(L)
Ground
Door key cylinder switch LH
LOCK signal
Input
Key position
(Neutral
→ Locked)
5
→ 0
6
(R)
Ground
Door key cylinder switch LH
UNLOCK signal
Input
Key position
(Neutral
→ Unlocked)
5
→ 0
8
(G/R)
11
Front door power window mo-
tor LH UP signal
Output
When front LH switch in
power window main switch
is operated UP.
Battery voltage
9
(O)
2
Encoder pulse signal 2
Input
When power window mo-
tor operates.
10
(W/L)
Ground RAP signal
Input
IGN SW ON
Battery voltage
Within 45 second after ig-
nition switch is turned to
OFF.
Battery voltage
When front LH or RH door
is opened during retained
power operation.
0
11
(G/W)
8
Front door power window mo-
tor LH DOWN signal
Output
When front LH switch in
power window main switch
is operated DOWN.
Battery voltage
JMKIA0070GB
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