Front Passenger Occupant Detection Sensor -G128-, REMOVING AND INSTALLING: Installing

WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi S4, and 2015 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Follow all Safety Precautions when working with pyrotechnic components. Refer to SAFETY PRECAUTIONS .
Before handling pyrotechnic components (for example, connecting the connector), the person handling it must "discharge static electricity". This can be done by touching the door striker, for example.

Standard Seat and Sport Seat (Manual or Power):

Fig 1: Identifying Seat Occupant Sensor, Removal

Courtesy of AUDI OF AMERICA, LLC

-- Position circuit board -4- for seat occupant sensor -2- in opening -3- in seat cushion -1-.

-- Align the passenger occupant detection sensor on the seat padding according to the markings -arrows-.

CAUTION:

The new passenger occupant detection sensor should be installed in the same location on the seat padding as the old sensor.

-- Remove the protective film and bond the passenger occupant detection sensor firmly to the padding.

Comfort Seat:

Fig 2: Identifying Seat Occupant Sensor, Removal

Courtesy of AUDI OF AMERICA, LLC

-- Position the circuit board -3- for the passenger occupant detection system sensor -4- in the opening -1- in the seat Padding -1-

-- Align the passenger occupant detection system sensor on the seat padding according to the markings -a-.

Dimension -a- = 20 mm.

CAUTION:

The new passenger occupant detection sensor should be installed in the same location on the seat padding as the old sensor.

-- Remove the protective film and bond the passenger occupant detection sensor firmly to the padding.

Super Sport Seat:

Fig 3: Identifying Seat Occupied Sensor Connector

Courtesy of AUDI OF AMERICA, LLC

-- Position circuit board -4- for seat occupant sensor -2- in opening -3- in seat cushion -1-.

-- Align the passenger occupant detection sensor -2- on the seat padding -1- according to the markings -arrows-.

CAUTION:

The new passenger occupant detection sensor should be installed in the same location on the seat padding as the old sensor.

-- Remove the protective film and bond the passenger occupant detection system sensor -2- firmly to the padding -1-.

Procedure for all Seat Versions:

Installation is performed in reverse order of removal, while noting the following:

NOTE:

Make sure the passenger occupant detection system is not covered by the seat heater element heating coils.

Make sure the connectors are installed correctly and are secure.

WARNING:

Ignition must be on when connecting battery. If pyrotechnic components (for example, airbag, belt tensioner) are not repaired correctly, they may deploy unintentionally after connecting battery. There must not be anyone inside the vehicle when connecting the battery.

-- Connect the battery ground cable with the ignition turned on. Refer to BATTERY, DISCONNECTING AND CONNECTING .

NOTE:

If the Airbag Indicator Lamp -K75- indicates a fault, check the DTC memory, erase it and check it again. Refer to Vehicle Diagnostic Tester.