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The Volkswagen D24 engine is a 2.4-litre inline-six-cylinder (R6/I6), naturally aspirated diesel engine, formerly manufactured by Volkswagen Group from 1978 to 1995. [ 1 ] Subsequent forced induction variants of this engine were also available as the Volkswagen D24T engine with a turbocharger , and a turbo intercooled version, the Volkswagen ...
Fuel system: Bosch mechanical distributor injection pump, indirect fuel injection [1] Fuel type: Diesel: Oil system: Wet sump 6 L (1.3 imp gal; 1.6 US gal) capacity: Cooling system: Water-cooled: Output; Power output: 109 hp non intercooled: Torque output: 205 NM: Chronology; Predecessor: Volkswagen D24 engine: Successor: Volkswagen D24TIC engine
common rail (CR) direct diesel injection: electric low-pressure fuel lift pump, one timing belt-driven 1,600 bar (23,210 psi) injection pump, two common rail fuel rails (one per cylinder bank), piezo-electric operated fuel injectors with eight-hole nozzles for homogeneous fuel delivery, single and double pilot injection, up to four main ...
Three years after the Fiat Croma, Volkswagen Group's first TDI engine was introduced in the 1989 Audi 100 TDI sedan. [15] [16] The Audi 100 was powered by the Volkswagen 2.5 R5 TDI straight-five engine which used an electronic distributor injection pump (called "VerteilerPumpe" by Volkswagen) and two-stage direct injection. The initial version ...
The Volkswagen TDI diesel emissions case is not the first use of defeat devices by Volkswagen or other automakers nor the first time automakers have taken advantage of their foreknowledge of the specific lab test conditions in order to engage emissions controls only during testing, but not during normal driving. [65]
[66] [67] Due to the good fuel economy provided by its diesel fleet, in 2014 Volkswagen was registered with a Corporate Average Fuel Economy (CAFE) of 34 mpg ‑US (6.9 L/100 km; 41 mpg ‑imp). [68] The low emissions levels of Volkswagen vehicles tested with the defeat device in operation enabled the company to receive green car subsidies and ...
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ULSD runs in any engine designed for the ASTM D975 diesel fuel, however, it is known to cause some seals to shrink, [8] and may cause fuel pump failures in Volkswagen TDI engines used in 2006 to pre-2009 models. [citation needed] TDI engines from 2009 and on are designed to use ULSD exclusively; biodiesel blends are reported to prevent that ...