What kind of fuel injection does a Volkswagen TDI use?
This article shows the 3 basic types of direct injection diesel fuel injection used in TDI engines sold in North America: – the Bosch VE type injection pump, pumpe duse unit injector, and common rail diesel (CRD). Engine generations in Volkswagen TDI didn’t always change with body generations.
What kind of injector does a VW Pumpe Duse use?
VW had PD injectors that used a piezoelectric valve instead of an electric solenoid but these were never available on North American cars. Here is a picture of the cylinder head on a pumpe duse car. You can see the pumpe duse injectors in front of the camshaft and the rockers above them which actuate the plungers.
Why did Jetta change to common rail fuel injection?
The change to common rail was to meet 50 state and Euro emissions standards. Because of greater advertising/awareness, supply, and higher fuel prices, these TDI are by far, the most common. While the 2009-2010 Jetta sedan uses the same body as the 2005.5-2006 Jetta, it has a completely different engine/transmission and emissions control system.
What kind of fuel pump does a Pumpe Duse use?
TDI which had no electric fuel pump anywhere, pumpe duse cars use a low pressure (about 5-10psi) electric pump in the fuel tank, called a lift pump, to move fuel to the engine. A medium pressure fuel pump at the engine
What kind of fuel pump does a 2003 VW TDI have?
2003 and earlier VW TDI sold in North America didn’t have any electric fuel pumps because the timing belt driven injection pump draws fuel from the fuel tank and pressurizes it. You can add a lift pump to pressurize the fuel lines.
Is the VW Jetta TDI a diesel car?
And yet, the 2009 Jetta TDI is the first VW diesel we’ve put through a long-term test. In the past, we shied away from them because many of the old VW diesels made less than 100 horsepower (and some less than 60). Their engines sacrificed horsepower at the altar of economy.
What kind of engine is 1.9 liter TDI?
The new 100 bhp (74 kW) 1.9-liter TDI engine with pump injection system was developed from the existing 109 bhp (81 kW) 1.9-liter TDI engine with a distributor injection pump and no intermediate shaft. The pump injection system comprises the only significant difference between the two engines.