Exhaust Butterfly Valve Actuator (Service Code 63)
Exhaust Butterfly Valve Actuator Installation
Install the pulley [A] on the actuator as shown in the figure.
Tighten the pulley bolt [B] while holding the pulley with the
suitable tool [C].
Torque - Exhaust Butterfly Valve Actuator Pulley Bolt: 5.0
N·m (0.51 kgf·m, 44 in·lb)
If the pulley bolt is tightened without holding, the
actuator damage will occur.
After tightening the pulley bolt, confirm whether pulley [A]
is an angle shown in the figure.
41.7° ±7° [B]
This position is original position of the pulley.
Correct the position electrically after confirming the use
is discontinued and there is no damage when differing
from the angle of shown in the figure.
Do not correct the pulley position with the tool,
forcibly. The actuator damage will occur.
If the pulley angle is wrong, adjust the angle as follows.
2 pins Connector
3 pins Connector
Turn the ignition switch ON.
Confirm the pulley turns clockwise and then counterclock-
The pulley returns to the original position.
Turn the ignition switch OFF.
If the position is not within the specified angle above, re-
place the exhaust butterfly valve actuator.
Be sure that the trim [A] and damper [B] are in positions
on the bracket [C] as shown in the figure.
FUEL SYSTEM (DFI) 3-95