If test and measuring instruments are operated from front pas‐
senger seat and the vehicle is involved in an accident, there is a
possibility that the person sitting in this seat may receive serious
injuries when the airbag is triggered.
3.3
Safety precautions when working on the
cooling system
WARNING
The cooling system is under pressure when the engine is hot!
Danger of scalding due to steam and hot coolant.
Cover filler cap on expansion tank with a cloth and open care‐
fully to release pressure.
Caution
Observe the following during all assembly work, particularly in
the engine compartment due to the restricted space:
♦ Route lines of any kind and cables so that original routing
is restored.
♦ Ensure that there is sufficient clearance to all moving or
hot components.
Note
♦
Cooling system is pressurised when engine is warm. If nec‐
essary, release pressure before carrying out repairs.
♦
Secure all hose connections with hose clips. For allocation see
⇒ Electronic Parts Catalogue (ETKA) .
♦
Hose clip pliers - VAS 6499- are recommended to install
spring-type clips.
♦
Renew gaskets and seals.
♦
The arrows on the coolant pipes and on the ends of the hoses
must be aligned with each other.
3.4
Safety precautions when working on ig‐
nition system
To prevent injuries to persons and/or damage to the injection and
ignition system, the following must be observed:
♦ Do not touch or disconnect ignition cables when the engine is
running or being turned at starter speed.
♦ Switch off ignition before connecting or disconnecting injection
and ignition system wiring as well as test instrument cables.
CC 2012 ➤ , Passat 2011 ➤ , Passat Variant 2011 ➤
6-cylinder direct-injection engine (3.6 l engine, 4V) - Edition 06.2019
3. Safety information
5