Audi A4: Tools and Equipment
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Tools and Equipment
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Testing Equipment, Tools and Materials
General Information
Note
This list outlines the testers, tools and materials required
for expert refrigerant circuit repair work.
For tools and materials available from the distribution
ce
Commercially Available Tools and Materials
Fin comb
Fill hoses
5/8"-18 UNF thread
Note
Use differently colored charging hoses (1800 mm long).
Have valve opener and spare seals to hand.
A charging hose in short version is also incl
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Emergency call
Overview
Applies to: vehicles with emergency call function
An emergency call is a combination of data transmission
and a phone call. The data transmission
from your vehicle forwards important information,
such as the vehicle and position data, to the
emergency call center.
Depending on the country
Refrigerant R134a Characteristics
Commercial Names and Designations
Refrigerant R134a is currently available under the following
trade names:
H-FKW 134a
SUVA 134a
KLEA 134a
Note
Different trade names may be used in other countries.
Of the wide range of refrigerants available, this is the
only one which may be used
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