TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-225
[RE4F04B]
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AT
Revision: November 2006
2006 Altima
6. Vehicle Does Not Creep Backward In R Position
ECS0099Z
SYMPTOM:
Vehicle does not creep backward when selecting R position.
1.
CHECK A/T FLUID LEVEL
Check A/T fluid level again.
OK or NG
OK
>> GO TO 2.
NG
>> Refill ATF.
2.
CHECK STALL REVOLUTION
Check stall revolution with selector lever in 1 and R positions.
OK or NG
OK
>> GO TO 5.
OK in 1 position, NG in R position>> GO TO 3.
NG in both 1 and R positions>> GO TO 4.
3.
DETECT MALFUNCTIONING ITEM
1.
Remove control valve assembly. Refer to
AT-267, "Control Valve Assembly and Accumulators"
2.
Check the following items:
–
Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot fil-
ter)
–
Line pressure solenoid valve
3.
Disassemble A/T.
4.
Check the following items:
–
Oil pump assembly
–
Torque converter
–
Reverse clutch assembly
–
High clutch assembly
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace damaged parts.
SAT638A
SAT493G
