ABS Control Module -J104-, ATTACHING TO ABS Hydraulic Unit -N55-, ABS MARK 60 EC ABS/EDS/ASR/ESP

Installation

Assembly is performed in the reverse order of removal. Note the following:

NOTE:

A new ABS Control Module -J104- can be installed on an old ABS Hydraulic Unit -N55- twice, maximum. This assures the elastic seal will not leak.

A used ABS Control Module -J104- may not be installed a second time.

WARNING:

Excessive shaking (for example, dropping, impact) can damage the ABS Control Module -J104-. Do not use the ABS Control Module -J104- again if this happens.

Surface must be cleaned before assembling.

-- Slide all sealing rings -A- slightly over the valve dome.

Fig 1: Identifying Sealing Rings On New Control Module

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Place the ABS Control Module -J104- on the ABS Hydraulic Unit -N55- without tilting it.

Fig 2: Identifying Removal Of Control Module From Hydraulic Unit

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Sealing rings are then brought into their end position.

-- Install the ABS Hydraulic Unit -N55- and the ABS Control Module -J104- with the new screws -arrows- provided diagonally and in steps to the tightening specification.

Fig 3: Identifying ABS Hydraulic Unit Screws

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

If a new ABS Control Module -J104- was installed, it must be coded.

Use the Vehicle Diagnostic Tester.

Chassis
Brake System
Anti-lock braking system ABS/EDS/ASR/ESP Mark 60 EC
Function
ABS Control Module J104, coding

Perform a basic setting on the Steering Angle Sensor -G85-, the Transverse Acceleration Sensor -G200- and the Brake Pressure Sensor 1 -G201- if a new ABS Control Module -J104- was installed.

Use the Vehicle Diagnostic Tester.

Chassis
Brake System
Anti-lock braking system ABS/EDS/ASR/ESP Mark 60 EC
Function
Sensor basic setting (G85/ G200/ G201/ G251)

Tightening Specification

Component	Tightening Specification
ABS Control Module -J104- with ABS Control Module -N55- Use new bolts.	2 Nm + 0.8 Nm