Control Module, Installing On Hydraulic Unit: Procedure
WARNING: This page is about a different car, the 2025 Audi SQ5 Sportback, 2025 Audi SQ5, 2025 Audi Q5 e, 2025 Audi Q5 Sportback, and 2025 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.
- Use the complete repair kit when installing.
- Protect the ABS control module from bumps or impact. A control module that has fallen to the ground can no longer be used.
- The hydraulic unit -4- with the pump motor and the connector -3- faces down.
-- Place the control module -2- carefully from above on the hydraulic unit without tilting.
-- Install the new bolts -1- by hand until the control module touches the hydraulic unit evenly.
If the bolts for the control module on the hydraulic unit are difficult to install or cannot be tightened to the tightening specification, then the hydraulic unit must be replaced.
-- Tighten the bolts in two stages in a diagonal sequence.
-- Install the hydraulic control unit. Refer to ABS Control Module -J104- / ABS Hydraulic Unit -N55-, REMOVING AND INSTALLING .
-- After replacing the ABS Control Module -J104-, select the "Control module, replacing". Refer to DIAGNOSTIC ENTRIES .