Special features are highlighted using the following symbols:
You will find an identification mark on the outside top
right corner of the page in question to provide you
with a quick overview of the individual working steps.
Audi A1
Mechanical System
Electrical System
Coolant Circuit
Combustion Air
Fuel
Exhaust Gas
Software
Specific risk of damage to components.
Specific risk due to electrical voltage.
Specific risk of injury or fatal accidents.
Specific risk of fire or explosion.
Reference to the manufacturer's vehicle-
specific documents or to the general in-
stallation instructions of Webasto com-
ponents.
Reference to a special technical feature.
The arrow in the vehicle
icon indicates the
position on the vehicle
and the viewing angle.
Tightening torque according to the manufac-
turer's vehicle-specific documents.
Nm
!
Ident. No.: 1324052C_EN Status: 06.10.2016 © Webasto Thermo & Comfort SE
4
Information on Validity
This installation documentation applies to Audi A1 Petrol and diesel vehicles - for validity, see page 1 - from model year
2015 and later, assuming technical modifications to the vehicle do not affect installation, any liability claims excluded. De-
pending on the vehicle version and equipment, modifications may be necessary during installation with respect to this ‘in-
stallation documentation’.
Vehicle and engine types, equipment variants and other specifications not listed in this installation documentation have not
been tested. However, installation according to this installation documentation may be possible.
Technical Information
Explanatory Notes on Document
Special Tools
• Hose clamp pliers for auto-tightening hose clamps
• Hose clamp pliers for Clic hose clamps of type W
• Automatic wire stripper 0.2 - 6mm²
• Crimping pliers for cable lug / tab connector 0.5 - 6mm²
• Torque wrench for 2.0 - 10 Nm
• Hose clamping pliers
• Metric thread-setter kit
• Deep-hole marker
• Webasto Thermo Test diagnosis with current software
Dimensions
• All dimensions are in mm.
Tightening torque values
• Tightening torque values of 5x13 heater bolts and 5x11 heater stud bolts = 8Nm.
• Tightening torque value of 5x15 water connection piece retaining plate bolt = 7Nm.
• Tighten other bolt connections in accordance with manufacturer's instructions or in accordance with state-of-the-art-
technology.
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