Infiniti QX4 (R50). Manual — part 56
2. Engine Cannot Be Started In “P” and “N”
Position
=NBAT0074
SYMPTOM:
Engine cannot be started with selector lever in “P” or “N”
position.
Engine cannot be started with selector lever in “P”Engine can
be started with selector lever in “D”, “2”, “1” or “R” position.
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 PNP switch circuit?
SAT367J
Yes or No
Yes
©
Check PNP switch circuit. Refer to “DTC P0705”, AT-99.
No
©
GO TO 2.
2
CHECK PNP SWITCH INSPECTION
Check for short or open of PNP switch 2-pin connector. Refer to “Components Inspection”, AT-103.
SAT838BB
OK or NG
OK
©
GO TO 3.
NG
©
Repair or replace PNP switch.
3
CHECK STARTING SYSTEM
Check starting system. Refer to SC-10, “System Description”.
OK or NG
OK
©
INSPECTION END
NG
©
Repair or replace damaged parts.
GI
MA
EM
LC
EC
FE
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
2. Engine Cannot Be Started In “P” and “N” Position
AT-221
3. In “P” Position, Vehicle Moves Forward Or
Backward When Pushed
=NBAT0075
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-337.
SAT133B
OK or NG
OK
©
INSPECTION END
NG
©
Repair or replace damaged parts.
TROUBLE DIAGNOSES FOR SYMPTOMS
3. In “P” Position, Vehicle Moves Forward Or Backward When Pushed
AT-222
4. In “N” Position, Vehicle Moves
=NBAT0076
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 PNP switch circuit?
SAT367J
Yes or No
Yes
©
Check PNP switch circuit. Refer to “DTC P0705”, AT-99.
No
©
GO TO 2.
2
CHECK CONTROL LINKAGE
Check control linkage. Refer to AT-276.
SAT032G
OK or NG
OK
©
GO TO 3.
NG
©
Adjust control linkage. Refer to AT-276.
GI
MA
EM
LC
EC
FE
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SYMPTOMS
4. In “N” Position, Vehicle Moves
AT-223
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.
TROUBLE DIAGNOSES FOR SYMPTOMS
4. In “N” Position, Vehicle Moves (Cont’d)
AT-224
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст