Impreza WRX STI F4-2.5L DOHC Turbo (2007)
10) Depress and release the clutch pedal two to three times to ensure that clutch pedal and release fork operates smoothly. If the clutch pedal and
release fork do not operate smoothly, bleed air from the clutch hydraulic system.
11) Measure the clutch pedal full stroke length again to ensure that it is within specifications. If it is not, repeat adjustment procedures again from the
beginning.
Clutch pedal full stroke:
130 - 135 mm (5.12 - 5.31 inch)
12) Push the release lever until operating cylinder push rod retracts. Ensure that clutch fluid level in reservoir tank increases. If the clutch fluid level
increases, the hydraulic clutch is properly adjusted; if fluid level does not increase or push rod does not retract, replace the master cylinder with a
new one.
13) Push the release lever until operating cylinder push rod retracts. Check that the clutch fluid level in reservoir tank increases.
14) If the clutch fluid level increases, hydraulic clutch play is correct.
15) If the clutch fluid level does not increase or push rod does not retract, clutch pedal must be readjusted.
16) Check the fluid level on the outside of the reservoir tank. If the level is below "MIN", add clutch fluid to bring it up to "MAX".
