Infiniti M35/M45 Y50. Manual — part 74
![](/vehicles/zatt/cen/houeebante/doda.png)
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-219
D
E
F
G
H
I
J
K
L
M
A
B
AT
5.
CHECK A/T FLUID CONDITION
1.
Remove oil pan. Refer to
AT-236, "Control Valve With TCM and A/T Fluid Temperature Sensor 2"
2.
Check A/T fluid condition. Refer to
AT-53, "A/T Fluid Condition Check"
.
OK or NG
OK
>> GO TO 6.
NG
>> GO TO 9.
6.
DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer to
OK or NG
OK
>> GO TO 7.
NG
>> Repair or replace damaged parts.
7.
CHECK SYMPTOM
Check again. Refer to
OK or NG
OK
>> INSPECTION END
NG
>> GO TO 8.
8.
CHECK TCM
1.
Check TCM input/output signals. Refer to
AT-89, "TCM Input/Output Signal Reference Values"
.
2.
If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK
>> INSPECTION END
NG
>> Repair or replace damaged parts.
9.
DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer to
OK or NG
OK
>> GO TO 7.
NG
>> Repair or replace damaged parts.
![](/vehicles/zatt/cen/houeebante/myorin.png)
AT-220
TROUBLE DIAGNOSIS FOR SYMPTOMS
Vehicle Does Not Decelerate by Engine Brake
NCS001QK
SYMPTOM:
No engine brake is applied when the gear is shifted from the 2nd to 1st gear.
DIAGNOSTIC PROCEDURE
1.
CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to
AT-92, "SELF-DIAGNOSTIC RESULT MODE"
.
Is any malfunction detected by self-diagnostic results?
YES
>> Check malfunctioning system. Refer to
AT-92, "SELF-DIAGNOSTIC RESULT MODE"
"Judgement Self-diagnosis Code"
.
NO
>> GO TO 2.
2.
CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to
OK or NG
OK
>> GO TO 3.
NG
>> Refill ATF.
3.
CHECK A/T POSITION
AT-228, "Checking of A/T Position"
.
OK or NG
OK
>> GO TO 4.
NG
>> Adjust A/T position. Refer to
AT-227, "Adjustment of A/T Position"
4.
CHECK MANUAL MODE SWITCH
Check manual mode switch. Refer to
AT-167, "DTC P1815 MANUAL MODE SWITCH"
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
5.
CHECK A/T FLUID CONDITION
1.
Remove oil pan. Refer to
AT-236, "Control Valve With TCM and A/T Fluid Temperature Sensor 2"
2.
Check A/T fluid condition. Refer to
AT-53, "A/T Fluid Condition Check"
OK or NG
OK
>> GO TO 6.
NG
>> GO TO 9.
6.
DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer to
OK or NG
OK
>> GO TO 7.
NG
>> Repair or replace damaged parts.
7.
CHECK SYMPTOM
Check again. Refer to
OK or NG
OK
>> INSPECTION END
NG
>> GO TO 8.
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-221
D
E
F
G
H
I
J
K
L
M
A
B
AT
8.
CHECK TCM
1.
Check TCM input/output signals. Refer to
AT-89, "TCM Input/Output Signal Reference Values"
.
2.
If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK
>> INSPECTION END
NG
>> Repair or replace damaged parts.
9.
DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer to
OK or NG
OK
>> GO TO 7.
NG
>> Repair or replace damaged parts.
![](/vehicles/zatt/cen/houeebante/prinnst.png)
AT-222
SHIFT CONTROL SYSTEM
SHIFT CONTROL SYSTEM
PFP:34901
Control Device Removal and Installation
NCS001QL
CONTROL DEVICE COMPONENTS (2WD MODELS)
1.
Selector lever knob
2.
Lock pin
3.
Control device assembly
4.
Snap pin
5.
Plain washer
6.
Color
7.
Plain washer
8.
Pivot pin
9.
Control rod
10.
Insulator
11.
Dust cover plate
12.
Dust cover
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to
SCIA6755E
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