Skoda Octavia II 2004 Workshop Manual page 186

Octavia II 2004 ➤ , Octavia II 2010 ➤
2.0/100; 103 kW TDI PD Engine - Edition 01.2018
Checking the function and supply voltage
Test conditions
• Battery voltage at least 11.5 V
• Fuses OK (No. 27).
• All electrical consumers such as the lights and rear window
heater must be switched off.
Test sequence
– Removing rear seat bench ⇒ Body Work ⇒ Rep. gr. 72 .
– Remove the cover from the fuel delivery unit.
– Switch on ignition.
• The fuel pump must be heard to start running.
– Switch off ignition.
If the fuel pump does not run:
– Continuing searching for faults using a multimeter ⇒ Current
flow diagrams, Electrical fault finding and Fitting locations.
Check fuel flow rate
Test conditions
• Battery voltage at least 11.5 V
• Fuel temperature 15-30 °C.
•
1
Fuel tank at least / 4 full.
Test sequence
Note
Safety precautions when working on the fuel supply system
♦
⇒ page 3 .
Observe the regulations concerning cleanliness when working
♦
on the fuel supply/injection system
– Switch off ignition and pull out ignition key.
– Unscrew the cap from the filler neck.
– Removing rear seat bench ⇒ Body Work ⇒ Rep. gr. 72 .
– Unclip retaining catches -arrows- of cover for the fuel delivery
unit and remove cover.
Note
On vehicles with auxiliary heating, the plug connection for the
dosing pump - V54- must also be disconnected.
180
Rep. gr.20 - Fuel supply system
⇒ page 4 .
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