Subaru Legacy 2002 Service Manual page 1585

Automatic Transmission
3. EVALUATION
S502246A1003
Stall speed (at sea level)
Less than specifications
Greater than specifications
STALL TEST
Position
¼ Throttle valve not fully open
2,
¼ Erroneous engine operation
R
¼ Torque converter clutch's one-way clutch slipping
¼ Line pressure too low
¼ Low clutch slipping
D
¼ One-way clutch malfunctioning
¼ Line pressure too low
¼ Reverse clutch slipping
R
¼ Low & reverse brake slipping
¼ Line pressure too low
¼ Low clutch slipping
2
¼ 2-4 brake slipping
AT-14
Cause