ESP Sensor Unit (G419)

ESP Sensor Unit (G419)

The ESP sensor unit is susceptible to strong vibrations and impacts. Strong vibrations and impacts can damage the ESP sensor unit. If the ESP sensor unit has fallen on the floor, correct function is no longer ensured and the unit should not be installed.

The ESP sensor unit is installed under the left seat on all models.

Special tools, testers and auxiliary items required

• Torque Wrench (V.A.G 1410)

Removing

The ESP sensor unit is installed under the left seat.

The arrow on the ESP sensor unit points in the direction of travel.

- Remove the left seat.

- Fold the bar on the carpet up.

On vehicles where the bar on the carpet is not cut through, cut through it using a sharp knife.

- Remove the footwell vent.

- Disconnect the connector - 2 -.






- Remove the sensor unit nuts.

- Remove the ESP sensor unit - 1 - upward out of the vehicle.

Installing

• The arrow on the sensor unit points in the direction of travel.

Strong vibrations can destroy the ESP Sensor Unit.

- Insert the ESP sensor unit - 1 - into the mounts from above.






When installing ESP sensor unit , be sure it is properly seated on the bracket and is free of tension.

- Install and tighten the sensor unit nuts.

- Connect the electrical connector - 2 -.






- Install the footwell vent.

- Fold the bar on the carpet down.

- Install the left seat.

After Replacing the ESP Sensor Unit, Perform a Basic Setting (Calibration) on the Following Sensors.

• Transverse Acceleration Sensor (G200)

• Longitudinal Acceleration Sensor (G251)

Use the Vehicle Diagnosis, Testing and Information VAS 5051B or VAS 5052 for this.

- On display, select:

• Chassis

• Brake System

• 001 - OBD-capable systems

• 003- Brake electronics

- Select the following functions on the display:

• Calibrate the transverse acceleration sensor (G200).

• Calibrate the longitudinal acceleration sensor (G251).

- Then perform the ESP driving and system test.