Audi A4: General, Technical data
Audi A4 (B9) 2016-2025 Service Manual / Chassis / General, Technical data
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General Information
Chassis
Steering
Tire Types
For general information on wheel/tire combinations, winter tires, snow
chains, and recommended tire manufacturers, refer to
→Wheel and Tire Guide; Rep. Gr.44
Dri
Safety Precautions
Safety Precautions when Working on Vehicles with Start/Stop System
There is a risk of injury due to the engine starting
unexpectedly.
The engine can start unexpectedly on vehicles with an
activated
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Repair a wiring 0.35 mm 2 or greater with
intermediate wire section
Note
For the repair use repair wires with a cross section of 0.35
mm2 through 6.0-mm2.
Procedure
- Free up the wire to be repaired at two places approximately
20 cm on both sides of the repair point.
Caution
Risk of damaging the electrical wires.
Expose wrapped wiring harness
Mobile Online Services
Overview - Mobile Online Services
The mobile online service (1W3) consist of the eCall,
connected Gateway, and the Data Bus on Board Diagnostic
Interface -J533-.
The Data Bus on Board Diagnostic Interface -J533- is
installed under the rear bench seat for crash safety. The Data
Bus on Board Diagn
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