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.
Control Module, Removing From Hydraulic Unit
-- Set hydraulic unit with control module upward onto a clean, level surface.
-- Remove inner Torx® bolts -arrows-.
-- Pull control module off from hydraulic unit -arrow- without angling.
-- Carefully pull off all sealing rings from valve domes of hydraulic unit.
- On a disconnected control module, circuit board is laid open.
- No moisture or particles of dirt must penetrate in interior of control module.
- The hydraulic pump must not be separated from the hydraulic unit.
- Avoid build-up of static electricity!
-- Cover control module magnetic coils with a lint free cloth.
After separating the control module and hydraulic unit, use transport protection for valve body.
NO RELATED
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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.