2006 INFINITI QX56 Factory Service Manual

Page 3185 of 3383

INFINITI QX56 2006  Factory Service Manual TF-80
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: November 20092006 QX56
5. CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to  TF-35, "
Transfer Control Unit Input/Outpu

Page 3186 of 3383

INFINITI QX56 2006  Factory Service Manual TROUBLE DIAGNOSIS FOR SYSTEMTF-81
CE F
G H
I
J
K L
M A
B
TF
Revision: November 2009 2006 QX56
Transfer Control DeviceEDS003B3
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE
Data are reference value.

Page 3187 of 3383

INFINITI QX56 2006  Factory Service Manual TF-82
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: November 20092006 QX56
DIAGNOSTIC PROCEDURE
1. CHECK POWER SUPPLY
1. Turn ignition switch “ OFF”. (Stay for at least 5 seconds.)
2. Connect transfer co

Page 3188 of 3383

INFINITI QX56 2006  Factory Service Manual TROUBLE DIAGNOSIS FOR SYSTEMTF-83
CE F
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K L
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TF
Revision: November 2009 2006 QX56
2. CHECK GROUND CIRCUIT
1. Turn ignition switch  “OFF”. (Stay for at least 5 seconds.)
2. Disconnect t

Page 3189 of 3383

INFINITI QX56 2006  Factory Service Manual TF-84
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: November 20092006 QX56
4. CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND TRANSFER SHIFT RELAY
1. Turn ignition switch “ OFF”. (Stay for at least 5 sec

Page 3190 of 3383

INFINITI QX56 2006  Factory Service Manual TROUBLE DIAGNOSIS FOR SYSTEMTF-85
CE F
G H
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K L
M A
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TF
Revision: November 2009 2006 QX56
7. PERFORM SELF-DIAGNOSIS (WITH CONSULT-II)
  With CONSULT-II
1. Turn ignition switch  “ON”. (Do not s

Page 3191 of 3383

INFINITI QX56 2006  Factory Service Manual TF-86
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: November 20092006 QX56
Clutch Pressure SolenoidEDS002IG
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE
Data are reference value.
TRANSFER CONTROL UNIT TER

Page 3192 of 3383

INFINITI QX56 2006  Factory Service Manual TROUBLE DIAGNOSIS FOR SYSTEMTF-87
CE F
G H
I
J
K L
M A
B
TF
Revision: November 2009 2006 QX56
DIAGNOSTIC PROCEDURE
1. CHECK CLUTCH PRESSURE SIGNAL
  With CONSULT-II
1. Start engine.
2. Select  “DATA