A4 Sedan V6-2.8L (AFC) (1996)
Brake Master Cylinder: Service and Repair
With 25.4mm (0.999 Inch) Diameter Piston
Note:
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Brake master cylinders can no longer be disassembled, i.e. there is no provision for servicing.
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Use only fresh brake fluid. Pay attention to information on the brake fluid reservoir.
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Brake line connections to master cylinder.
1. Brake master cylinder
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Diameter: 25.4 mm (0 999 inch)
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Cannot be repaired. If malfunctioning, replace as complete unit only.
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Must be removed and installed together with the brake servo
2. T45 Torx
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25 Nm (18 ft. lbs.)
3. Flange nut
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Always replace
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50 Nm (37 ft. lbs.)
4. Sealing plug
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Moisten with brake fluid and insert into brake master cylinder
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Press brake fluid reservoir into sealing plugs
5. Brake fluid reservoir with brake fluid level warning switch
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Functional check:
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Remove brake fluid reservoir cap and with the ignition switched on push on strainer in reservoir.
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The warning light in the instrument panel insert comes on and an audible warning signal sounds.
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Fluid couplings are on the side of the reservoir