2011 INFINITI QX56 Factory Service Manual

Page 1521 of 5598

INFINITI QX56 2011  Factory Service Manual 
DOOR MIRROR DEFOGGERDEF-29
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
DEF
N
O P
DOOR MIRROR DEFOGGER
DescriptionINFOID:0000000006299442
Heats the heating wire with the power supply from t he re

Page 1522 of 5598

INFINITI QX56 2011  Factory Service Manual 
DEF-30
< DTC/CIRCUIT DIAGNOSIS >
DRIVER SIDE DOOR MIRROR DEFOGGER
DRIVER SIDE DOOR MIRROR DEFOGGER
DescriptionINFOID:0000000006299445
Heats the heating wire with the power supply from the  rear windo

Page 1523 of 5598

INFINITI QX56 2011  Factory Service Manual 
PASSENGER SIDE DOOR MIRROR DEFOGGERDEF-31
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
DEF
N
O P
PASSENGER SIDE DOOR  MIRROR DEFOGGER
DescriptionINFOID:0000000006299448
Heats the heating wire wit

Page 1524 of 5598

INFINITI QX56 2011  Factory Service Manual 
DEF-32
< DTC/CIRCUIT DIAGNOSIS >
WIPER DEICER RELAY
WIPER DEICER RELAY
Component Function CheckINFOID:0000000006299451
1.CHECK WIPER DEICER RELAY POWER SUPPLY CIRCUIT
1. Select Active Test (“REAR D

Page 1525 of 5598

INFINITI QX56 2011  Factory Service Manual 
WIPER DEICER RELAYDEF-33
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
DEF
N
O P
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace harness. 
5.CHECK WIPER DEICER RELAY
Check

Page 1526 of 5598

INFINITI QX56 2011  Factory Service Manual 
DEF-34
< DTC/CIRCUIT DIAGNOSIS >
WIPER DEICER
WIPER DEICER
Component Function CheckINFOID:0000000006299454
1.CHECK WIPER DEICER
1. Select Active Test (“REAR DEFOGGER”) mode of “BCM” using CON

Page 1527 of 5598

INFINITI QX56 2011  Factory Service Manual 
WIPER DEICERDEF-35
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K
M A
B
DEF
N
O P
4. Check continuity between wiper deicer relay harness connector and ground.
Is the inspection result normal?
YES >> Repa

Page 1528 of 5598

INFINITI QX56 2011  Factory Service Manual 
DEF-36
< SYMPTOM DIAGNOSIS >
REAR WINDOW DEFOGGER DOES NOT OPERATE
SYMPTOM DIAGNOSIS
REAR WINDOW DEFOGGER DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000006299456
1.CHECK REAR WINDOW DEFOGGER SWIT