Octavia III 2013 ➤ , Octavia III 2014 ➤
1.2/63; 77 kW TSI engine - Edition 11.2014
2
Safety instructions
⇒ "2.1 Safety precautions when working on fuel supply system",
page 2
⇒ "2.2 Safety measures for working on vehicles with start/stop
system", page 3
⇒ "2.3 Safety precautions during road tests in which testing and
measuring equipment is used", page 4
⇒ "2.4 Safety precautions when working on cooling system", page
4
⇒ "2.5 Safety precautions when working on the injection system",
page 5
⇒ "2.6 Safety precautions when working on ignition system", page
6
2.1
Safety precautions when working on
fuel supply system
WARNING
Fuel under high pressure creates a risk of injury.
Leaking fuel creates a fire hazard.
♦ The fuel system is under pressure! Before opening the
high-pressure system, the fuel pressure must be reduced
to residual pressure
⇒ "3.10 Reduce pressure in the high-pressure system",
page 10
.
♦ The safety measures for the pressure reduction in the high
pressure system must be observed.
♦ To reduce the residual pressure (about 0.7 MPa or 7 bar),
the connection point must be opened »immediately« after
the pressure has been reduced. Place a cleaning cloth
around the connection point.
♦ Wear protective gloves.
♦ Wear safety goggles.
♦ Fuel pump is activated by switching on ignition and via driver
door contact switch. Before opening the fuel system and for
reasons of safety, if the battery is not disconnected, the con‐
nector must be disconnected from the fuel pump.
♦ Take out fuse for fuel pump control unit - J538- ⇒ Current flow
diagrams, Electrical fault finding and Fitting locations.
Caution
There is a risk of destruction of electronic components when
disconnecting the battery.
♦ Observe notes on procedure for disconnecting the battery.
Disconnect the battery only when the ⇒ Electrical System; Rep.
gr. 27 battery is disconnected.
2
Rep. gr.00 - Technical data
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