2008 INFINITI QX56 Factory Service Manual

Page 1097 of 4083

INFINITI QX56 2008  Factory Service Manual P1826 TRANSFER FLUID TEMPERATUREDLN-67
< COMPONENT DIAGNOSIS > [ATX14B]
C
EF
G H
I
J
K L
M A
B
DLN
N
O P
P1826 TRANSFER FLUID TEMPERATURE
DescriptionINFOID:0000000001737155
Signal voltage from the tra

Page 1098 of 4083

INFINITI QX56 2008  Factory Service Manual DLN-68
< COMPONENT DIAGNOSIS >[ATX14B]
P1826 TRANSFER FLUID TEMPERATURE
SEMBLY
1. Turn ignition switch OFF. (Stay for at least 5 seconds.)
2. Disconnect transfer control unit harness connector and 
tr

Page 1099 of 4083

INFINITI QX56 2008  Factory Service Manual P1826 TRANSFER FLUID TEMPERATUREDLN-69
< COMPONENT DIAGNOSIS > [ATX14B]
C
EF
G H
I
J
K L
M A
B
DLN
N
O P
3. Check resistance between transfer terminal cord assembly ter- minals 2 and 3.
4. If the insp

Page 1100 of 4083

INFINITI QX56 2008  Factory Service Manual DLN-70
< COMPONENT DIAGNOSIS >[ATX14B]
P1827 CLUTCH PRESSURE SWITCH
P1827 CLUTCH PRESSURE SWITCH
DescriptionINFOID:0000000001737159
Improper signal from the clutch pressure switch is i
nput due to ope

Page 1101 of 4083

INFINITI QX56 2008  Factory Service Manual P1827 CLUTCH PRESSURE SWITCHDLN-71
< COMPONENT DIAGNOSIS > [ATX14B]
C
EF
G H
I
J
K L
M A
B
DLN
N
O P
YES >> GO TO 5.
NO >> GO TO 2.
2.CHECK HARNESS BETWEEN TRAN SFER CONTROL UNIT AND CLUTCH PRESSURE S

Page 1102 of 4083

INFINITI QX56 2008  Factory Service Manual DLN-72
< COMPONENT DIAGNOSIS >[ATX14B]
P1827 CLUTCH PRESSURE SWITCH
3. Push and release clutch pressure switch and check continuity
between terminal 7 and ground.
4. If the inspection results are abno

Page 1103 of 4083

INFINITI QX56 2008  Factory Service Manual P1828 LINE PRESSURE SWITCHDLN-73
< COMPONENT DIAGNOSIS > [ATX14B]
C
EF
G H
I
J
K L
M A
B
DLN
N
O P
P1828 LINE PRESSURE SWITCH
DescriptionINFOID:0000000001737163
Improper signal from line pressure swit

Page 1104 of 4083

INFINITI QX56 2008  Factory Service Manual DLN-74
< COMPONENT DIAGNOSIS >[ATX14B]
P1828 LINE PRESSURE SWITCH
Are inspection results normal?
YES >> GO TO 5.
NO >> GO TO 2.
2.CHECK HARNESS BETWEEN TRANSFER CONT
ROL UNIT AND LINE PRESSURE SWITCH