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 Control Module -J104- AND ABS Hydraulic Unit -N55-, REMOVING AND INSTALLING, 4-CYLINDER DIESEL ENGINE WITH EMISSIONS CONTROL MODULE: Notes
Special tools and workshop equipment required
- Torque Wrench 1331 5-50 Nm VAG1331
- Open Ring Spanner Insert - AF 11 mm VAG 1410/6
- Torque Wrench - Universal Joint VAG 1410/7
- Mini Torque Wrench VAS 6854
- Brake Pedal Actuator VAG 1869/2.
- Torque Wrench - Assembly Tool VAG 1410/8
- Ring Wrench 7-Piece Set 3337
- Wrench - Sw13 T10384
- Hydraulic Press - Subframe Assembly Tools T10365
- Transportation Lock T10404
- Engine Bung Set VAS 6122
- Hose Clip Pliers VAS 6340
- Bleeder Bottle
- Brake Bleeding Tool Set VAS 6564
1 -
M10 plug
2 -
M12 plug
Install the transportation protection after removing the ABS Hydraulic Unit -N55-.
The warranty on the ABS Hydraulic Unit -N55- will not be honored if there is no transportation protection.
1 -
Transport protection for valve body (foam)
2 -
Sealing plugs M10
3 -
Sealing plugs M12
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.