Infiniti I30 (A33). Manual — part 61
7
DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to AT-280.
2. Check the following items:
I
Shift valve A
I
Shift solenoid valve A
I
Pilot valve
I
Pilot filter
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.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
9. A/T Does Not Shift: D
1
→
D
2
or Does Not Kickdown: D
4
→
D
2
(Cont’d)
AT-241
10. A/T Does Not Shift: D
2
→
D
3
=NHAT0097
SYMPTOM:
A/T does not shift from D
2
to D
3
at the specified speed.
1
CHECK SYMPTOM
Are 7. Vehicle Does Not Creep Forward In D, 2 Or 1 Position and 8. Vehicle Cannot Be Started From D
1
OK?
Yes or No
Yes
©
GO TO 2.
No
©
Go to 7. Vehicle Does Not Creep Forward In D, 2 Or 1 Position and 8. Vehicle Cannot
Be Started From D
1
2
CHECK PARK/NEUTRAL POSITION (PNP) SWITCH CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to park/neutral position (PNP) switch circuit?
Without CONSULT-II
Does self-diagnosis show damage to park/neutral position (PNP) switch circuit?
SAT367J
Yes or No
Yes
©
Check park/neutral position (PNP) switch circuit. Refer to “DTC P0705”, AT-102.
No
©
GO TO 3.
3
CHECK THROTTLE POSITION SENSOR
Check throttle position sensor. Refer to EC-176, “DTC P0120 Throttle Position Sensor”.
SAT289K
OK or NG
OK
©
GO TO 4.
NG
©
Repair or replace throttle position sensor.
TROUBLE DIAGNOSES FOR SYMPTOMS
10. A/T Does Not Shift: D
2
→
D
3
AT-242
4
CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
SAT171B
OK or NG
OK
©
GO TO 6.
NG
©
GO TO 5.
5
DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT-280.
2. Check the following items:
I
Shift valve B
I
Shift solenoid valve B
I
Pilot valve
I
Pilot filter
3. Disassemble A/T.
4. Check the following items:
I
Servo piston assembly
I
High clutch assembly
I
Oil pump assembly
OK or NG
OK
©
GO TO 7.
NG
©
Repair or replace damaged parts.
6
DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to AT-280.
2. Check the following items:
I
Shift valve B
I
Shift solenoid valve B
I
Pilot valve
I
Pilot filter
OK or NG
OK
©
GO TO 7.
NG
©
Repair or replace damaged parts.
7
CHECK SYMPTOM
Check again.
OK or NG
OK
©
INSPECTION END
NG
©
GO TO 8.
GI
MA
EM
LC
EC
FE
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
10. A/T Does Not Shift: D
2
→
D
3
(Cont’d)
AT-243
8
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
10. A/T Does Not Shift: D
2
→
D
3
(Cont’d)
AT-244
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