Vehicle fuel system Volkswagen Polo 4

Supply system. General information
The power system includes a fuel tank, a fuel pump, fuel lines, as well as fuel and air filters. For diesel fuel filter instructions, see section « Maintenance work ». The volume...

Rules for safety and cleanliness when working with the fuel supply system
When working on fuel supply systems, it is necessary to strictly follow the safety and cleanliness rules: Thoroughly clean the joints and places next to these joints before...

Safety regulations for working with the power system
The fuel system is under pressure! Before releasing the hose connections, the fuel pressure must be relieved. To do this, briefly remove and screw on the fuel filler cap. Cover...

Fuel tank/fuel pump/fuel filter
1.2L petrol engine 1 - fixing clip 2 — a cover of a jellied mouth of a fuel tank 3 - sealing ring Replace if damaged. 4 - screw 5 - filler niche cover assembly With rubber top. 6...

Removal and installation of the fuel pump / fuel level sensor
The electric fuel pump, together with the fuel level sensor, is located in the fuel tank. The fuel level sensor consists of a float and a potentiometer. When the fuel level in the...

Removal and installation of the fuel level sensor
Removing Remove the fuel supply unit see chapter above . Loosen retaining tabs for fuel lines -3- and -4- and disconnect fuel lines. Use a screwdriver to press locking plates -1-...

Removal and installation of the fuel filter of the petrol engine
Removing Comply with safety and cleanliness rules see relevant chapter . Safety note: There is a risk of accident when lifting the vehicle! You must first read the section «...

Fuel filter of a diesel engine with a working volume of 1.4 liters
1 - return fuel line Blue or respectively with blue markings. 2 - fuel supply line From the fuel tank. White or respectively with white marking. 3 - clamp 4 - control valve...

Fuel filter of a diesel engine with a working volume of 1.9 liters
1 - return fuel line From TNVD. Blue or respectively with blue markings. 2 - fuel supply line To the injection pump. White or respectively with white marking. 3 - clamp* 4 -...

Removal and installation / disassembly of the air filter
1.2/1.4L FSI engine Diesel engine: Removing the air filter is described in the section « Maintenance work ». Note: Items -4- to -6- only apply to the 1.4L FSI engine 1 - the lower...

This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

Polo 4 Polo 3