Infiniti I35 (A33). Manual — part 59
![](/vehicles/zatt/ltherawowha/yose/dit.png)
7
CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
SAT171B
OK or NG
OK
©
GO TO 9.
NG
©
GO TO 8.
8
DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to AT-293.
2. Check the following items:
I
Reverse clutch assembly
I
High clutch assembly
I
Low & reverse brake assembly
I
Forward clutch assembly
I
Overrun clutch assembly
OK or NG
OK
©
GO TO 9.
NG
©
Repair or replace damaged parts.
9
CHECK SYMPTOM
Check again.
OK or NG
OK
©
INSPECTION END
NG
©
GO TO 10.
10
CHECK TCM INSPECTION
1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK
©
INSPECTION END
NG
©
Repair or replace damaged parts.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Creep Backward In R Position (Cont’d)
AT-233
![](/vehicles/zatt/ltherawowha/yose/udaue.png)
Vehicle Does Not Creep Forward in D, 2nd or
1st Position
=NHAT0094
SYMPTOM:
Vehicle does not creep forward when selecting D, 2nd or 1st
position.
1
CHECK A/T FLUID LEVEL
Check A/T fluid level again.
SAT638A
OK or NG
OK
©
GO TO 2.
NG
©
Refill ATF.
2
CHECK LINE PRESSURE
Check line pressure at idle with selector lever in D position. Refer to AT-68, “LINE PRESSURE TEST”.
SAT494G
OK or NG
OK
©
GO TO 4.
NG
©
GO TO 3.
3
DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT-282.
2. Check the following items:
I
Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot filter)
I
Line pressure solenoid valve
3. Disassemble A/T. Refer to AT-293.
4. Check the following item:
I
Oil pump assembly
OK or NG
OK
©
GO TO 4.
NG
©
Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Creep Forward in D, 2nd or 1st Position
AT-234
![](/vehicles/zatt/ltherawowha/yose/uth.png)
4
CHECK STALL REVOLUTION
Check stall revolution with selector lever in D position. Refer to AT-64, “STALL TEST”.
SAT493G
OK or NG
OK
©
GO TO 6.
NG
©
GO TO 5.
5
DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to AT-293.
2. Check the following items:
I
Forward clutch assembly
I
Forward one-way clutch
I
Low one-way clutch
I
Reverse clutch assembly
I
High clutch assembly
OK or NG
OK
©
GO TO 6.
NG
©
Repair or replace damaged parts.
6
CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
SAT171B
OK or NG
OK
©
GO TO 8.
NG
©
GO TO 7.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Creep Forward in D, 2nd or 1st Position (Cont’d)
AT-235
![](/vehicles/zatt/ltherawowha/yose/lostil.png)
7
DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to AT-293.
2. Check the following items:
I
Forward clutch assembly
I
Forward one-way clutch
I
Low one-way clutch
I
Reverse clutch assembly
I
High clutch assembly
OK or NG
OK
©
GO TO 8.
NG
©
Repair or replace damaged parts.
8
CHECK SYMPTOM
Check again.
OK or NG
OK
©
INSPECTION END
NG
©
GO TO 9.
9
CHECK TCM INSPECTION
1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK
©
INSPECTION END
NG
©
Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
Vehicle Does Not Creep Forward in D, 2nd or 1st Position (Cont’d)
AT-236
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