Nissan Frontier D22. Manual — part 101
TROUBLE DIAGNOSES FOR SYMPTOMS
AT-373
[RE4R01A]
D
E
F
G
H
I
J
K
L
M
A
B
AT
5.
CHECK A/T FLUID CONDITION
1.
Remove oil pan.
2.
Check A/T fluid condition.
OK or NG
OK
>> GO TO 6.
NG
>> GO TO 8.
6.
DETECT MALFUNCTIONING ITEM
1.
Remove control valve. Refer to
2.
Check the following items:
–
Shift valve A
–
Shift solenoid valve A
–
Pilot valve
–
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
>> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
8.
DETECT MALFUNCTIONING ITEM
1.
Remove control valve. Refer to
2.
Check the following items:
–
Shift valve A
–
Shift solenoid valve A
–
Pilot valve
–
Pilot filter
3.
Disassemble A/T.
4.
Check the following items:
–
Servo piston assembly
–
Brake band
–
Oil pump assembly
OK or NG
OK
>> GO TO 7.
NG
>> Repair or replace damaged parts.
SAT171B
AT-374
[RE4R01A]
TROUBLE DIAGNOSES FOR SYMPTOMS
10. A/T Does Not Shift: D
2
→ D
3
ECS007OG
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
AT-367, "7. Vehicle Does Not Creep Forward In D, 2 Or 1 Position"
and
.
2.
CHECK PNP SWITCH CIRCUIT
With CONSULT
Does “TCM INPUT SIGNALS” in Data Monitor show damage to PNP switch circuit?
Without CONSULT
Does self-diagnosis show damage to PNP switch circuit?
Yes or No
Yes
>> Check PNP switch circuit. Refer to
PARK/NEUTRAL POSITION (PNP) SWITCH"
No
>> GO TO 3.
3.
CHECK THROTTLE POSITION SENSOR
Check throttle position sensor. Refer to
(VG33E only) or
EC-1350, "DTC P0121 TP SENSOR"
(VG33ER only).
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace throttle position sensor.
SAT367J
AAT495A
TROUBLE DIAGNOSES FOR SYMPTOMS
AT-375
[RE4R01A]
D
E
F
G
H
I
J
K
L
M
A
B
AT
4.
CHECK A/T FLUID CONDITION
1.
Remove oil pan.
2.
Check A/T fluid condition.
OK or NG
OK
>> GO TO 5.
NG
>> GO TO 7.
5.
DETECT MALFUNCTIONING ITEM
1.
Remove control valve assembly. Refer to
2.
Check the following items:
–
Shift valve B
–
Shift solenoid valve B
–
Pilot valve
–
Pilot filter
OK or NG
OK
>> GO TO 6.
NG
>> Repair or replace damaged parts.
6.
CHECK SYMPTOM
Check again.
OK or NG
OK
>> INSPECTION END.
NG
>> 1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
7.
DETECT MALFUNCTIONING ITEM
1.
Remove control valve assembly. Refer to
2.
Check the following items:
–
Shift valve B
–
Shift solenoid valve B
–
Pilot valve
–
Pilot filter
3.
Disassemble A/T.
4.
Check the following items:
–
Servo piston assembly
–
High clutch assembly
–
Oil pump assembly
OK or NG
OK
>> GO TO 6.
NG
>> Repair or replace damaged parts.
SAT171B
AT-376
[RE4R01A]
TROUBLE DIAGNOSES FOR SYMPTOMS
11. A/T Does Not Shift: D
3
→ D
4
ECS007OH
SYMPTOM:
●
A/T does not shift from D
3
to D
4
at the specified speed.
●
A/T must be warm before D
3
to D
4
shift will occur.
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
AT-367, "7. Vehicle Does Not Creep Forward In D, 2 Or 1 Position"
and
.
2.
CHECK SELF-DIAGNOSTIC RESULTS
With CONSULT
Does self-diagnosis, after Cruise Test, show damage to any of the following circuits?
●
PNP switch
●
Overdrive control switch
●
A/T fluid temperature sensor
●
Revolution sensor
●
Shift solenoid valve A or B
●
Vehicle speed sensor
Yes or No
Yes
>> Check damaged circuit. Refer to
P0710 A/T FLUID TEMPERATURE SENSOR CIRCUIT"
,
AT-261, "DTC P0720 VEHICLE SPEED SENSOR·A/T
,
, or
No
>> GO TO 3.
3.
CHECK THROTTLE POSITION SENSOR
Check throttle position sensor. Refer to
(VG33E only) or
EC-1350, "DTC P0121 TP SENSOR"
(VG33ER only).
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace throttle position sensor.
SAT363HA
AAT495A
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