Infiniti G20 (P11). Manual — part 58
3. In “P” Position, Vehicle Moves Forward Or
Backward When Pushed
=NCAT0083
SYMPTOM:
Vehicle moves when it is pushed forward or backward with
selector lever in “P” position.
1
CHECK PARKING COMPONENTS
Check parking components. Refer to “Parking Pawl Components”, AT-286, 291.
SAT282F
OK or NG
OK
©
INSPECTION END
NG
©
Repair or replace damaged parts.
GI
MA
EM
LC
EC
FE
CL
MT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
3. In “P” Position, Vehicle Moves Forward Or Backward When Pushed
AT-229
4. In “N” Position, Vehicle Moves
=NCAT0084
SYMPTOM:
Vehicle moves forward or backward when selecting “N” posi-
tion.
1
CHECK PNP SWITCH CIRCUIT
With CONSULT-II
Does “TCM INPUT SIGNALS” in “DATA MONITOR” show damage to PNP switch circuit?
Without CONSULT-II
Does self-diagnosis show damage to inhibitor switch circuit?
SAT367J
Yes or No
Yes
©
Check PNP switch circuit. Refer to “DTC P0705”, AT-107.
No
©
GO TO 2.
2
CHECK CONTROL CABLE
Check control cable. Refer to AT-281.
SAT023JB
OK or NG
OK
©
GO TO 3.
NG
©
Adjust control cable. Refer to AT-281.
TROUBLE DIAGNOSES FOR SYMPTOMS
4. In “N” Position, Vehicle Moves
AT-230
3
CHECK A/T FLUID LEVEL
Check A/T fluid level again.
SAT638A
OK or NG
OK
©
GO TO 4.
NG
©
Refill ATF.
4
CHECK A/T FLUID CONDITION
1. Remove oil pan.
2. Check A/T fluid condition.
SAT171B
OK or NG
OK
©
GO TO 5.
NG
©
1. Disassemble A/T.
2. Check the following items:
I
Forward clutch assembly
I
Overrun clutch assembly
I
Reverse clutch assembly
5
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 con-
nector.
GI
MA
EM
LC
EC
FE
CL
MT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
4. In “N” Position, Vehicle Moves (Cont’d)
AT-231
5. Large Shock. “N”
→
“R” Position
=NCAT0085
SYMPTOM:
There is large shock when changing from “N” to “R” position.
1
CHECK SELF-DIAGNOSTIC RESULTS
Does self-diagnosis show damage to A/T fluid temperature sensor, line pressure solenoid valve or throttle position sensor
circuit?
SAT345HA
Yes or No
Yes
©
Check damaged circuit. Refer to “DTC P0710, P0745 or P1705”, AT-113, or 193.
No
©
GO TO 2.
2
CHECK THROTTLE POSITION SENSOR
Check throttle position sensor. Refer to EC-177, “DTC P0120 THROTTLE POSITION SENSOR”.
SAT413J
OK or NG
OK
©
GO TO 3.
NG
©
Repair or replace throttle position sensor.
TROUBLE DIAGNOSES FOR SYMPTOMS
5. Large Shock. “N”
→
“R” Position
AT-232
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