Symptom Related Diagnostic - Subaru Legacy 2002 Service Manual

Automatic Transmission (Diagnostics)

16. Symptom Related Diagnostic

A: INSPECTION
Symptom
Starter does not rotate when select lever is in "P" or "N";
starter rotates when select lever is in "R", "D", "3" or "2".
Abnormal noise when select lever is in "P" or "N".
Hissing noise occurs during standing start.
Noise occurs while driving in "D1".
Noise occurs while driving in "D2".
Noise occurs while driving in "D3".
Noise occurs while driving in "D4".
Engine stalls while shifting from one range to another.
Vehicle moves when select lever is in "N".
Shock occurs when select lever is moved from "N" to "D".
Excessive time lag occurs when select lever is moved from
"N" to "D".
Shock occurs when select lever is moved from "N" to "R".
Excessive time lag occurs when select lever is moved from
"N" to "R".
Vehicle does not start in any shift range (engine stalls).
SYMPTOM RELATED DIAGNOSTIC
S004519A10
S004519
Problem parts
¼ Inhibitor switch
¼ Select cable
¼ Select lever
¼ Starter motor and harness
¼ Strainer
¼ Transfer duty solenoid
¼ Oil pump
¼ Drive plate
¼ ATF level too high or too low
¼ Strainer
¼ ATF level too high or too low
¼ Final gear
¼ Planetary gear
¼ Reduction gear
¼ Differential gear oil level too high or too low
¼ Final gear
¼ Low & reverse brake
¼ Reduction gear
¼ Differential gear oil level too high or too low
¼ Final gear
¼ Low & reverse brake
¼ Planetary gear
¼ Reduction gear
¼ Differential gear oil level too high or too low
¼ Control valve
¼ Lock-up damper
¼ Engine performance
¼ Input shaft
¼ TCM
¼ Low clutch
¼ TCM
¼ Harness
¼ Control valve
¼ ATF deterioration
¼ Control valve
¼ Low clutch
¼ Line pressure duty solenoid
¼ Seal ring
¼ Front gasket transmission case
¼ TCM
¼ Harness
¼ Control valve
¼ ATF deterioration
¼ Control valve
¼ Low & reverse clutch
¼ Reverse clutch
¼ Line pressure duty solenoid
¼ Seal ring
¼ Front gasket transmission case
¼ Parking brake mechanism
¼ Planetary gear
AT-136