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.
Abs BOSCH 8.0
The ABS brake system is divided diagonally (two circuits). The vacuum brake servo unit boosts the brakes pneumatically.
ABS Hydraulic Unit -N55- and ABS Control Module -J104- form one component. Therefore, it is designated as a ABS Hydraulic Unit -N55-.
Malfunction sources are reduced by direct connection of components named. The ABS Hydraulic Unit -N55- is serviced by replacing it.
Screws that connect individual ABS Hydraulic Unit -N55- components should not be loosened.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.