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V70 XC AWD L5-2.4L Turbo VIN 56 B5254T (1998)

Powertrain Management > Fuel Delivery and Air Induction > Turbocharger > Variable Boost Control Solenoid, Turbocharger > Component Information > Technical Service Bulletins > Boost Pressure Control Valve - Checking and Adjusting > Page 4193

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Heat deflector plate over turbocharger (TC).

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Four screws.

Removing pressure regulator hose

3

Remove

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Pressure regulator hose (marked in yellow).

Disconnect the hose at the turbocharger (TC) control valve.

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Fresh air intake from air cleaner (ACL) to access hose clamp.

Only S70/V70/C70:

The turbocharger (TC) control valve position and version have been changed In the S70/V70/C70

Disconnect the hose running backward from the turbocharger (TC) control valve (marked in yellow).

Release boost pressure control (BPC) valve spindle

4

Remove split pin from lever.

Disconnect spindle and lift straight up.

Connecting test equipment

5

Connect:

Powertrain Management > Fuel Delivery and Air Induction > Turbocharger > Variable Boost Control Solenoid, Turbocharger > Component Information > Technical Service Bulletins > Boost Pressure Control Valve - Checking and Adjusting > Page 4193

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