A8L Quattro Sedan V8-4.2L (BVJ) (2007)
Parking Brake Control Module: Service and Repair
ABS Control Module, Replacing
ABS Control Module, Replacing
Removing
CAUTION!
Only disconnect control module from hydraulic unit when removed.
‹› Carefully clean hydraulic unit before removing.
‹› Before removing control module, read out DTC memory and print out fault code if necessary.
‹› Place hydraulic unit with control module on a clean, level surface.
‹› The replacement should only be done by trained personnel.
Hydraulic unit, removing and installing => [ Hydraulic Unit ] See: Antilock Brakes / Traction Control Systems/Hydraulic Control Assembly -
Antilock Brakes/Service and Repair
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Loosen bolts - 1 - and remove control module - 2 - from hydraulic assembly without tilting.
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Clean sealing surface - 2 - using a plastic scraper - 1 -. Check valves - 3 - for damage.
CAUTION!
The sealing surface on the hydraulic assembly must have a clean, even surface.