Audi Q5: Airbag System
Component Location Overview - Airbag System
1 - Front Passenger Airbag
- With the Front Passenger Airbag Igniter 1 -N131- and Front Passenger Airbag Igniter 2 -N132-
- Overview. Refer to → Chapter "Overview - Front Passenger Airbag".
- Deactivating and activating possible using the Front Passenger Airbag Deactivation Key Switch -E224-.
2 - Front Passenger Airbag Deactivation Key Switch -E224-
- Removing and installing. Refer to → Chapter "Front Passenger Airbag Deactivation Key Switch, Removing and Installing".
3 - Front Passenger Airbag -Disabled- Indicator Lamp -K145-
- Located in a shared housing with the Emergency Flasher Button -E229-
- Removing and Installing. Refer to → Electrical Equipment; Rep. Gr.96; Controls; Overview - Instrument Panel Controls.
4 - Side Airbag, Front Passenger Side
- With Front Passenger Thorax Airbag Igniter -N200-
- Overview. Refer to → Chapter "Overview - Front Side Airbag".
5 - Rear Side Airbag on Passenger Side
- Equipment levels
- With Passenger Side Rear Thorax Airbag Igniter -N202-
- Overview. Refer to → Chapter "Overview - Rear Side Airbag".
- Switching on and off → Chapter "Rear Side Airbag, Turning Off"
6 - Front Passenger Head Curtain Airbag
- With Front Passenger Head Curtain Airbag Igniter -N252-
- Overview. Refer to → Chapter "Overview - Head Curtain Airbag".
7 - Driver Side Head Curtain Airbag
- With Driver Head Curtain Airbag Igniter -N251-
- Overview. Refer to → Chapter "Overview - Head Curtain Airbag".
8 - Battery Interrupt Igniter -N253-
- Overview. Refer to → Chapter "Overview - Battery Interrupt Igniter".
9 - Rear Side Airbag on Driver Side
- Equipment levels
- With Driver Side Rear Thorax Airbag Igniter -N201-
- Overview. Refer to → Chapter "Overview - Rear Side Airbag".
- Switching on and off → Chapter "Rear Side Airbag, Turning Off"
10 - Side Airbag, Driver Side
- With Driver Thorax Airbag Igniter -N199-
- Overview. Refer to → Chapter "Overview - Front Side Airbag".
11 - Airbag Control Module -J234-
- Overview. Refer to → Chapter "Overview - Airbag Control Module".
12 - Driver Side Airbag
- With Driver Airbag Igniter -N95- and Driver Airbag Igniter 2 -N250-
- Overview. Refer to → Chapter "Overview - Driver Side Airbag".
13 - Steering Column Electronics Control Module -J527-
- With Airbag Spiral Spring/Return Spring with Slip Ring -F138- and Steering Angle Sensor -G85-
- Removing and installing. Refer to → Electrical Equipment; Rep. Gr.94; Steering Column Switch Module; Steering Column Electronics Control ModuleJ527, Removing and Installing.
14 - Airbag Indicator Lamp -K75-
- Installed location: in the instrument cluster
- Cannot be replaced separately
Airbag Control Module
Overview - Airbag Control Module
1 - Airbag Control Module -J234-
- Control module is grounded via the housing with the body.
- Removing and installing. Refer to → Chapter "Airbag Control Module -J234-, Removing and Installing".
2 - Nut
- 9 Nm
- Quantity: 3
- The thread must be paint and contaminant free, nut and ground bolts serve as ground connection for the control module
3 - Connector
4 - Threaded Pins
- The thread must be paint and contaminant free, nut and ground bolts serve as ground connection for the control module
Airbag Control Module -J234-, Removing and Installing
Removing
WARNING
Follow all Safety Precautions when working with pyrotechnic components. Refer to → Chapter "Pyrotechnic Components Safety Precautions".
- Turn on the ignition.
- Disconnect the battery ground cable with the ignition turned on. Refer to → Electrical Equipment; Rep. Gr.27; Battery; Battery, Disconnecting and Connecting.
- Remove the rear air guide duct. Refer to → Heating, Ventilation and Air Conditioning; Rep. Gr.87; Air Guide; Overview - Air Routing and Air Distribution in Passenger Compartment.
WARNING
Before handling pyrotechnic components (for example, disconnecting the connector), the person handling it must "discharge static electricity". This can be done by touching the door striker, for example.
- Fold up the floor covering over the airbag control module. Cut the floor covering along the perforation if necessary.
- Slide the retainer -7- on the connector in the direction of the -arrow-.
- Press the release button -6-, opening the retainer -5- on the connector and remove the connector -4-.
- Remove the nuts -1 through 3- and remove the airbag control module -A- from the threaded pins.
Installing
WARNING
- Follow all Safety Precautions when working with pyrotechnic components. Refer to → Chapter "Pyrotechnic Components 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.
Install in reverse order of removal. Note the following:
Note
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.
DANGER!
When working on vehicles with the ignition already switched on or that are ready to drive there is a danger of the engine starting unexpectedly and of being poisoned by gas in enclosed areas. Risk of body parts and/or clothing being clamped or pulled.
Perform the following before switching on the ignition:
- Move the selector lever into P.
- Activate the parking brake
- Turn off the ignition.
- Open the hood
- Connect Battery Charger -VAS5095A- to the battery jump start terminal.
- Turn on the ignition.
- Connect the battery ground cable with the ignition turned on. Refer to → Electrical Equipment; Rep. Gr.27; Battery; Battery, Disconnecting and Connecting.
Note
- If the Airbag Indicator Lamp -K75- indicates a fault, check the DTC memory, erase it and check it again → Vehicle diagnostic tester.
- Code the control module after replacing it → Vehicle diagnostic tester.
- The Airbag Control Module -J234- ground connection is achieved via the housing with the body.
