Infiniti M35/M45 Y50. Manual - part 68
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-195
D
E
F
G
H
I
J
K
L
M
A
B
AT
Vehicle Does Not Creep Backward in “R” Position
NCS001Q4
SYMPTOM:
The vehicle does not creep in “R” position. Or an extreme lack of acceleration is observed.
DIAGNOSTIC PROCEDURE
1.
CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to
AT-92, "SELF-DIAGNOSTIC RESULT MODE"
Is any malfunction detected by self-diagnosis results?
YES
>> Check malfunctioning system. Refer to
AT-92, "SELF-DIAGNOSTIC RESULT MODE"
"Judgement Self-diagnosis Code"
.
NO
>> GO TO 2.
2.
CHECK A/T POSITION
Check A/T position. Refer to
AT-228, "Checking of A/T Position"
OK or NG
OK
>> GO TO 3.
NG
>> Adjust A/T position. Refer to
AT-227, "Adjustment of A/T Position"
.
3.
CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer to
OK or NG
OK
>> GO TO 4.
NG
>> Refill ATF.
4.
CHECK STALL TEST
Check stall revolution with selector lever in “M” and “R” positions.
Refer to
.
OK or NG
OK
>> GO TO 6.
OK in “M” position, NG in “R” position>>GO TO 5
NG in both “M” and “R” positions>>GO TO 8.
5.
DETECT MALFUNCTIONING ITEM
1.
Disassemble A/T. Refer to
.
2.
Check the following.
–
Reverse brake. Refer to
.
OK or NG
OK
>> GO TO 9.
NG
>> Repair or replace damaged parts.
6.
CHECK LINE PRESSURE
Check line pressure with the engine idling. Refer to
OK or NG
OK
>> GO TO 9.
NG - 1 >> Line pressure high: GO TO 7.
NG - 2 >> Line pressure low: GO TO 8.