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volvo Workshop Repair Guides


V70 GL L5-2.4L VIN 55 B5254S (1998)

Brakes and Traction Control > Power Brake Assist > Vacuum Brake Booster > Component Information > Description and Operation > Page 5248

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the hose with the check valve behind the bracket for the ABS hydraulic modulator

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the check valve in the power brake booster

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the hose to the intake manifold.

Install the torque rod

Install: 

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the torque rod. Tighten the mounting screws. Tighten to 50 Nm 

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the screw and a new nut for the engine mounting. Tighten to 80 Nm.

Check the power brake booster 

Check if there is a vacuum to the power brake booster. Do this by removing the hose from the check valve.
Depress the brake pedal several times to so that it has no travel.
Hold the pedal down. Start the engine. The pedal should travel and feel softer.

Brakes and Traction Control > Power Brake Assist > Vacuum Brake Booster > Component Information > Description and Operation > Page 5248

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