Skoda Octavia III 2013 Workshop Manual page 266

Octavia III 2013 ➤ , Octavia III 2014 ➤
1.2/63; 77 kW TSI engine - Edition 11.2014
– Switch on the tester -VAS 6394/1- , for this step, briefly press
the button -A-.
Note
If the button -A- is pressed for 2 seconds, the illumination is
♦
switched on for 20 seconds.
If the tester -VAS 6394/1- does not indicate 0 MPa (0 bar),
♦
carry out a zero point of the balance ⇒ operating instructions .
– Connect vehicle diagnosis tester ⇒ Vehicle diagnostic tester.
– Start engine and run at idling speed.
– Select the "Engine electronics" in the self-diagnosis.
– Then select "measured values".
– Select "fuel pressure" in the selection list.
– Compare the displayed tester fuel pressure tester -VAS
6394/1- with the actual value displayed at the vehicle diagno‐
sis tester .
– Read fuel pressure on vehicle diagnosis tester.
• The pressures may deviate maximum 0.5 MPa (5 bar) from
one another.
– If the deviation is greater than 0.5 MPa (5 bar), replace the fuel
pressure sender - G247- .
– Repeat the test with the new fuel pressure sender - G247- and
compare both measured values.
– If the measurements now match, install new fuel pressure
sender - G247- .
– If the measured values still do not match, test electrical line
connection between fuel pressure sender - G247- and engine
control unit - J623- ⇒ Current flow diagrams, Electrical fault
finding and Fitting locations.
Tightening torque
Component
Fuel pressure sender
260
Rep. gr.24 - Mixture preparation - injection
Nm
22 Nm