Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by SEAT S.A. SEAT S.A does not guarantee or accept any liability with
respect to the correctness of information in this document. Copyright by SEAT S.A.
2
Safety instructions
⇒ “2.1 Safety precautions when working on fuel supply system”,
page 2
⇒ “2.2 Safety precautions for working on vehicles with start/stop
system”, page 2
⇒ “2.3 Safety precautions during road tests in which testing and
measuring equipment is used”, page 3
⇒ “2.4 Safety precautions when working on the cooling system”,
page 3
⇒ “2.5 Safety precautions when working on ignition system”, page
2.1
Safety precautions when working on
fuel supply system
Please note the following warnings when working on the fuel sup‐
ply system:
Risk of injury due to highly-pressurised fuel.
The fuel system is pressurised. Injury possible due to fuel which
may spurt out.
Before opening the fuel system:
– Use safety goggles.
– Wear protection gloves.
– Release pressure: place clean cloth around connection and
carefully open connection.
Risk of fire due to escaping fuel
If the battery is connected, the door contact switch will activate
the fuel pump when the door is opened. Escaping fuel may ignite
and cause a fire.
– Disconnect the fuel pump from the power supply before open‐
ing the fuel system.
2.2
Safety precautions for working on vehicles with start/stop system
Risk of injury due to unexpected engine start
In vehicles with activated Start/Stop system, the engine may start
up unexpectedly. The status of the Start/Stop system is indicated
by a message in the dash panel insert.
– Deactivate Start/Stop system by switching off the ignition.
León 2013 ➤ , León ST 2013 ➤
4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
2
Rep. gr.00 - Technical data
