S70 T5 L5-2.3L Turbo VIN 53 B5234T3 (1998)
Wastegate Actuator: Service and Repair
REPLACING BOOST PRESSURE CONTROL VALVE PRESSURE SERVO
Special Tools: 998 5496, 999 5230, 999 5544
Preparations
Remove:
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Turbocharger (TC) heat shield.
Removing Pressure Servo
Remove:
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Boost Pressure Control (BPC) Valve spindle lock pin.
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Turbocharger (TC) control valve hose.
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Fresh air hose from turbocharger (TC) and Mass Air Flow (MAF) Sensor and move to one side.
NOTE! Remove the following in the order specified.
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Rear pressure servo screw (1)
-
Front pressure servo screw (2).
Installation of Pressure Servo
Install:
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New pressure servo.
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Screws and tighten to 20 Nm (14.76 ft.lb.).