Disassembly
Remove the throttle body (page 5-52).
Remove the screws and starter valve assembly from the throttle body.
Remove the starter valve assembly from the throttle body.
Clean the starter valve bypass using compressed air.
Do not apply commercially available carburetor cleaners to the inside of the throttle bore, which is coated with molybdenum.
Remove the О-ring from the starter valve assembly.
Check the starter valve for wear or damage.
Replace the starter valve assembly if necessary.
Assembly
Install a new О-ring to the starter valve groove.
Install the starter valve assembly to the throttle body aligning the groove on the starter valve with the end of the throttle stop screw.
Install and tighten the screws to the specified torque.
Torque: 3.4 N·m (0.35 kgf·m, 2.5 lbf·ft).