Infiniti QX56 (JA60). Manual — part 199
DOOR MIRROR DEFOGGER LH
DEF-13
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
DEF
N
O
P
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK DOOR MIRROR DEFOGGER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and door mirror LH.
3. Check continuity between IPDM E/R connector E120 terminal
23 and door mirror LH connector D4 terminal 10.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT
Check continuity between door mirror LH connector D4 terminal 11
and ground.
Is the inspection result normal?
YES
>> GO TO 6
NO
>> Repair or replace harness.
6.
CHECK DOOR MIRROR DEFOGGER LH
Check door mirror defogger LH.
DEF-13, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 7
NO
>> Replace door mirror. Refer to
MIR-17, "Door Mirror Assembly"
.
7.
CHECK INTERMITTENT INCIDENT
Check intermittent incident.
GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Check the following.
• Battery power supply circuit.
• IPDM E/R.
NO
>> Repair or replace the malfunctioning parts.
Component Inspection
INFOID:0000000005146837
1.
CHECK DOOR MIRROR DEFOGGER
D4
10
Ground
Rear window defogger
switch ON
Battery voltage
Rear window defogger
switch OFF
0
23 - 10
: Continuity should exist.
WIIA0529E
11 - Ground
: Continuity should exist.
LIIA1454E
DEF-14
< COMPONENT DIAGNOSIS >
DOOR MIRROR DEFOGGER LH
Check continuity between door mirror LH terminals 10 and 11.
Is the inspection result normal?
YES
>> Check the condition of the harness and the connector.
NO
>> Replace malfunctioning door mirror LH. Refer to
.
10 - 11
: Continuity should exist.
WIIA0531E
DOOR MIRROR DEFOGGER RH
DEF-15
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
DEF
N
O
P
DOOR MIRROR DEFOGGER RH
Description
INFOID:0000000005146838
Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror
from fogging up.
Component Function Check
INFOID:0000000005146839
1.
CHECK DOOR MIRROR DEFOGGER RH
Check that the heating wire of door mirror defogger RH is heated when turning the rear window defogger
switch ON.
Is the inspection result normal?
YES
>> Door mirror defogger RH is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000005146840
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY
Check if the following fuse in the IPDM E/R is blown.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT
Check voltage between IPDM E/R connector and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace IPDM E/R. Refer to
PCS-35, "Removal and Installation of IPDM E/R"
.
3.
CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT 2
1. Turn ignition switch OFF.
2. Disconnect door mirror RH.
3. Turn ignition switch ON.
4. Check voltage between door mirror RH connector and ground.
COMPONENT PARTS
AMPERE
FUSE NO.
IPDM E/R
15A
43
Connector
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(-)
E120
23
Ground
Rear window defogger
switch ON
Battery voltage
Rear window defogger
switch OFF
0
LIIA2049E
Connector
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(-)
LIIA1456E
DEF-16
< COMPONENT DIAGNOSIS >
DOOR MIRROR DEFOGGER RH
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK DOOR MIRROR DEFOGGER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R and door mirror RH.
3. Check continuity between IPDM E/R connector E120 terminal
23 and door mirror RH connector D107 terminal 10.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT
Check continuity between door mirror RH connector D107 terminal
11 and ground.
Is the inspection result normal?
YES
>> GO TO 6
NO
>> Repair or replace harness.
6.
CHECK DOOR MIRROR DEFOGGER RH
Check door mirror defogger RH.
DEF-16, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 7
NO
>> Replace door mirror. Refer to
MIR-17, "Door Mirror Assembly"
.
7.
CHECK INTERMITTENT INCIDENT
Check intermittent incident.
GI-38, "Intermittent Incident"
Is the inspection result normal?
YES
>> Check the following.
• Battery power supply circuit.
• IPDM E/R.
NO
>> Repair or replace the malfunctioning parts.
Component Inspection
INFOID:0000000005146841
1.
CHECK DOOR MIRROR DEFOGGER
D107
10
Ground
Rear window defogger
switch ON
Battery voltage
Rear window defogger
switch OFF
0
23 - 10
: Continuity should exist.
WIIA0529E
11 - Ground
: Continuity should exist.
LIIA1454E
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