Audi A4: General, Technical data
- Safety Precautions
- Additional Safety Precautions for Airbag Control Module
- Restraint System Pyrotechnic, Electric and Mechanical Components, Replacing After a Collision
- Seat Belts, Checking
- Seat Belt Latch, Function Test
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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
Additional Safety Precautions for Airbag Control Module
WARNING
After every removal and installation of the Airbag
Control Module -J234-, the "inertial sensor basic
setting" must be performed.
If the Airbag Control Module -J234- is replaced w
Restraint System Pyrotechnic, Electric and Mechanical Components,
Replacing After a Collision
Special tools and workshop equipment required
Vehicle Diagnostic Tester
The airbag control module must be replaced
If the display "Control module faulty" appears after checking
the DTC memory
A
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Adapter for Assembling Flushing Circuit
Various adapters which are required to connect the Air
Conditioning (A/C) service station to the refrigerant circuit
for flushing and to bridge the removed receiver/dryer or
reservoir and expansion valve (specific to vehicle) are in the
following table.
Using a charge hose with 5/8 -18 UNF co
Vehicles with Restrictor, Receiver/Dryer and A/C Compressor Regulator Valve
-N280-, Checking Pressures, Externally Regulated Compressor
General Information
Note
Connect the Air Conditioning (A/C) service station. Refer to
→ Chapter "A/C Service Station, Connecting".
Observe the test requirements. Refer to
→ Chapter "Pressures, Checking".
If a malfunction occurs at only one evaporator in vehicles
with two
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