2011 INFINITI QX56 door

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Page 3205 of 5598

INFINITI QX56 2011  Factory Service Manual 
B2664, B2665 REAR AIR MIX DOOR MOTOR
HAC-99
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING]
C
D
E
F
G H
J
K L
M A
B
HAC
N
O P
B2664, B2665 REAR AI R MIX DOOR MOTOR
DTC LogicINFOID:000000000627

Page 3206 of 5598

INFINITI QX56 2011  Factory Service Manual 
HAC-100
< DTC/CIRCUIT DIAGNOSIS >[AUTOMATIC AIR CONDITIONING]
B2664, B2665 REAR AI
R MIX DOOR MOTOR
3.CHECK REAR AIR MIX DOOR MOTOR COMMUNICATION SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Discon

Page 3207 of 5598

INFINITI QX56 2011  Factory Service Manual 
B2666, B2669, B266A REAR MODE DOOR MOTOR
HAC-101
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING]
C
D
E
F
G H
J
K L
M A
B
HAC
N
O P
B2666, B2669, B266A REAR MODE DOOR MOTOR
DTC LogicINFOID:0000

Page 3208 of 5598

INFINITI QX56 2011  Factory Service Manual 
HAC-102
< DTC/CIRCUIT DIAGNOSIS >[AUTOMATIC AIR CONDITIONING]
B2666, B2669, B266A REAR MODE DOOR MOTOR
3.CHECK REAR MODE DOOR MOTOR COMMUNICATION SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Discon

Page 3209 of 5598

INFINITI QX56 2011  Factory Service Manual 
B2667, B2668 SUNLOAD SENSOR (PASSENGER SIDE)
HAC-103
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING]
C
D
E
F
G H
J
K L
M A
B
HAC
N
O P
B2667, B2668 SUNLOAD SENS OR (PASSENGER SIDE)
DTC LogicIN

Page 3211 of 5598

INFINITI QX56 2011  Factory Service Manual 
B2667, B2668 SUNLOAD SENSOR (PASSENGER SIDE)
HAC-105
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING]
C
D
E
F
G H
J
K L
M A
B
HAC
N
O P
NOTE:
 When checking indoors, use a lamp of approximatel

Page 3216 of 5598

INFINITI QX56 2011  Factory Service Manual 
HAC-110
< DTC/CIRCUIT DIAGNOSIS >[AUTOMATIC AIR CONDITIONING]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
A/C AUTO AMP.
A/C AUTO AMP. : Diagnosis ProcedureINFOID:0000000006275948

Page 3217 of 5598

INFINITI QX56 2011  Factory Service Manual 
POWER SUPPLY AND GROUND CIRCUITHAC-111
< DTC/CIRCUIT DIAGNOSIS > [AUTOMATIC AIR CONDITIONING]
C
D
E
F
G H
J
K L
M A
B
HAC
N
O P
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 4.
2.CHECK