Cruise Control Module: Service and Repair

Distance Regulation Control Module J428, Removing And Installing

Distance Regulation Control Module J428 is mounted on front of vehicle, behind VW-logo in the radiator protective grille.

Distance Regulation Control Module J428 must not be disassembled further and contains the following components:
- Adaptive Cruise Control Sensor G550
- Distance Regulation Sensor Heater Z47

Removing:
- Switch off ignition, switch off all electrical consumers and remove ignition key.
- Remove radiator grille.







- 0Unclip Distance Regulation Control Module J428 -1 - from the three mounts - 2 -.
- Swivel Distance Regulation Control Module J428 -1 -forward, paying attention to lengths of connected wires.







- Disengage and disconnect harness connector - 2 - and remove Distance Regulation Control Module J428 from vehicle.

Installing:
Install in reverse order of removal, noting the following:

Adaptive Cruise Control Sensor G550 in Distance Regulation Control Module J428 is to be calibrated after:
- every removal and installation of Adaptive Cruise Control Sensor G550,
- every removal and installation, and replacement of assembly carrier,
- if there is a suspicion of forceful impact on these two parts, an accident during driving or similar.

- When first commissioning or replacing Distance Regulation Control Module J428, initialize ADR.