Subaru LEGACY 2006 Manual page 3499

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Symptom
Shock occurs when accelerator pedal is released from medium
speed.
Vibration occurs during straight-forward operation.
Vibration occurs during turns. (Tight corner braking phenome-
non)
Front wheel slippage occurs during standing starts.
It is not set in FWD mode.
Select lever is hard to move.
Select lever is excessively hard to move. (Unreasonable resis-
tance)
Select lever slips out of selected shift position during accelera-
tion or while driving on rough terrain.
Manual mode can not be set.
Gear does not change though the select lever is operated in
manual mode.
AWD warning light remains blinking or illuminated.
Diagnostics with Phenomenon
• TCM
• Accelerator pedal position sensor
• ATF temperature sensor
• Line pressure linear solenoid
• Control valve
• Lock-up damper
• Engine performance
• TCM
• Lock-up duty solenoid
• Lock-up facing
• Lock-up damper
• TCM
• Front vehicle speed sensor
• Rear vehicle speed sensor
• Accelerator pedal position sensor
• ATF temperature sensor
• Transfer clutch
• Transfer valve
• Transfer duty solenoid
• ATF deterioration
• Harness
• TCM
• Front vehicle speed sensor
• Accelerator pedal position sensor
• ATF temperature sensor
• Control valve
• Transfer clutch
• Transfer valve
• Transfer pipe
• Transfer duty solenoid
• TCM
• Transfer clutch
• Transfer valve
• Transfer duty solenoid
• Fuse
• Select cable
• Select lever
• Detent spring
• Manual plate
• Detent spring
• Manual plate
• Select cable
• Select lever
• Detent spring
• Manual plate
• SPORT shift switch
• TCM
• Body integrated unit
• Up shift switch
• Down shift switch
• TCM
• Body integrated unit
• Tire size
• Tire pressure
• TCM
• FWD switch
• Harness
4AT(diag)-105
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
Problem parts