Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2019 Audi A3 TitaniumFACTORY OEM SERVICE PROCEDURE
Control Module, Separating From Hydraulic Unit
Special tools and workshop equipment required
- ESD Work Surface: VAS6613
- TORX® Insert T25
Replacing Control Modules
Replace the control module:
- If the Vehicle Diagnostic Tester has determined that the control module is faulty "Control Module Faulty".
- if there is visible damage to the control module housing or to the connector
- If the control module is faulty, then the control module is to be separated from the hydraulic unit and only the control module replaced.
- If the hydraulic unit is faulty, the hydraulic unit and the control module are to be replaced together.
CAUTION:
A control module that was removed may not be attached to a different hydraulic unit.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.