Wastegate Actuator: Adjustments

Turbocharger Wastegate Actuator Adjustment




1. Loosen the lock nut (2).
2. Hand tighten the lock nut (1) until it is seated on the wastegate arm and slight spring tension is observed.

Note: Ensure the wastegate actuator rod does not rotate during the tightening procedure. If the rod does rotate, it will be necessary to start the procedure again.

3. Mark the lock nut (1) with a paint pen to mark a starting position and tighten three complete turns.
Note: After the lock nut (1) has been tightened three complete turns, it should not move for the remainder of the procedure.

Caution: Refer to Fastener Caution (Fastener Caution)

4. While holding the wastegate rod tighten the nut (2) hand tight.
5. Tighten the nut (2) while holding nut (1) in place to 10 Nm(89 lb in). Apply threadlock (Part # 12345493) to the wastegate actuator rod threads on both sides.