5000CS Turbo L5-2226cc 2.22L SOHC Turbo (MC) (1987)
NOTE: Quattro suspension illustrated.
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loosen nut (1)
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insert 10 mm diameter drill bit between spring (2) and plastic roller
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tighten nut 25.0 Nm (16.0 lb ft)
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repeat pressure test (vehicle on ground)
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push brake pedal until gauge on front axle reads 50 bar (725 psi)
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gauge for rear axle cylinder must read 35.0-45.0 bar (507.5-652.5 psi)
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increase brake pedal pressure until gauge on front axle reads 100 bar (1450 psi)
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gauge for rear axle cylinder must read 57.0-73.0 bar (826.5-1058.5 psi)
If pressure at rear axle too low
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increase brake regulator spring tension
If pressure at rear axle too high
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reduce brake regulator spring tension
If brake pressure readings cannot be obtained
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replace brake pressure regulator