S80 T6 Executive L6-2.8L Turbo VIN 90 B6284T (2001)
Wastegate Actuator: Testing and Inspection
Pressure regulator, checking/adjusting
Special tools:
999 5646 Pressure gauge See: Tools and Equipment/999 5646 Pressure Gauge
999 5544 REGULATOR See: Tools and Equipment/999 5544 Regulator
Checking / setting turbo1 pressure regulator
Preparation
To simplify the following text, the terms turbo1 and turbo2 are used.
turbo1 is for cylinders 1,2,3. turbo2 is for cylinders 4, 5, 6.
Note! Always check / set both the pressure regulators.
Remove
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the screw for the engine stabilizer brace mounting on the engine
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the cross stay between the suspension turrets
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the plastic charge air pipe. Place to one side
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the plastic intake pipe. Put it to one side.
Remove the pressure regulator hoses at the T piece
Position the turbo1 pressure regulator hose so that it can be reached from underneath the car later on.
