2009 INFINITI QX56 Factory Service Manual

Page 3769 of 4171

INFINITI QX56 2009  Factory Service Manual 
SYSTEM SYMPTOMTM-121
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
1.CHECK TRANSMISSION RANGE SWITCH CIRCUIT
Perform self-diagnosis. Refer to  TM-32, "CONSULT-III Function (TRANSMISSION)"
.
Do

Page 3770 of 4171

INFINITI QX56 2009  Factory Service Manual 
TM-122
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Large Shock("N" to "D" Position)INFOID:0000000003771995
SYMPTOM:
A noticeable shock occurs when

Page 3771 of 4171

INFINITI QX56 2009  Factory Service Manual 
SYSTEM SYMPTOMTM-123
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
Check line pressure at idle with selector lever in “D” position. Refer
to  TM-188, "Inspection and Judgment"
.
OK or NG
O

Page 3772 of 4171

INFINITI QX56 2009  Factory Service Manual 
TM-124
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
OK >>INSPECTION END
NG >> GO TO 11.
11 .PERFORM TCM INSPECTION
1. Perform TCM input/output signals inspection. Refer to  TM-104, "Reference Value"
.
2. If

Page 3773 of 4171

INFINITI QX56 2009  Factory Service Manual 
SYSTEM SYMPTOMTM-125
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
Refer to  TM-186, "Inspection and Judgment".
OK or NG
OK >> GO TO 6.
OK in “1” position, NG in “R” position>>GO TO 5.

Page 3774 of 4171

INFINITI QX56 2009  Factory Service Manual 
TM-126
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
2. Check A/T fluid condition. Refer to TM-179, "Checking the A/T
Fluid (ATF)".
OK or NG
OK >> GO TO 10.
NG >> GO TO 13.
10.DETECT MALFUNCTIONING ITEM
 Che

Page 3775 of 4171

INFINITI QX56 2009  Factory Service Manual 
SYSTEM SYMPTOMTM-127
< SYMPTOM DIAGNOSIS >
CEF
G H
I
J
K L
M A
B
TM
N
O P
Check the control cable.
 Refer to  TM-195, "Checking of A/T Position"
.
OK or NG
OK >> GO TO 3.
NG >> Adjust control cable.

Page 3776 of 4171

INFINITI QX56 2009  Factory Service Manual 
TM-128
< SYMPTOM DIAGNOSIS >
SYSTEM SYMPTOM
NG >> Repair or replace damaged parts.
7.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer to  TM-203, "Control Valve with TCM and A/T Flui