Turbocharger Tech Explained

The Holset HE341VE Turbocharger is one of the more misunderstood units in the 5.9L Cummins family, largely because it sits between the well-known fixed-geometry HX35/HY35 chargers and the later variable-geometry HE351VE found on 6.7L engines. If you run a mid-range Cummins ISB or ISBe application and you are chasing a boost problem, a whistle, or

This UD/Nissan FE6 Turbocharger Guide covers everything diesel mechanics, fleet managers, and owner-operators need to know about the turbocharger systems on the FE6 inline-six diesel, from application data and failure diagnosis to real replacement and rebuild options. The FE6 has powered UD (Nissan Diesel) medium-duty trucks for decades, and while these engines are famously durable,

This Mitsubishi Fuso 4P10 Turbocharger Guide is built for the mechanics, fleet managers, and Canter owner-operators who keep these light trucks earning their living every day. The 4P10 is a compact 3.0-liter, four-cylinder common-rail diesel introduced around 2010 in the Fuso Canter (FE/FEA series), and while it is a strong, efficient engine, the turbocharger and

This Hino J08 Turbocharger Guide is built for the mechanics, fleet managers, and owner-operators who keep medium duty Hino trucks earning their keep. The J08 series, found in the Hino 268, 338, and countless FD, FE, and GD chassis worldwide, is one of the most durable inline-six diesels in the class. But like every forced-induction

This Mitsubishi 4M41 3.2L Turbocharger Guide covers everything a diesel mechanic, fleet manager, or owner-operator needs to diagnose, service, and replace the turbo on one of the most widely used 4-cylinder diesel engines Mitsubishi ever built. The 4M41 powers the Pajero, Triton (L200), Shogun, and a range of light commercial platforms across three decades of

This Subaru EE20 2.0L Diesel Turbocharger Guide covers everything a technician or owner needs to know about the boxer diesel found in the Outback, Forester, and Legacy models sold in Europe and Australia. The EE20 is unique. It is the only horizontally opposed diesel Subaru ever mass produced, and its compact turbo setup gives it

This Nissan ZD30 3.0L Diesel Turbocharger Guide covers everything diesel techs, fleet managers, and Patrol and Navara owners need to diagnose, repair, and replace the turbo on one of Nissan’s most widely used, and most argued-about, four-cylinder diesel engines. At PT Turbo we have been rebuilding and supplying turbochargers since 1978, and the ZD30 crosses

This Nissan YD25 2.5L Diesel Turbocharger Guide is built for the mechanics, fleet operators, and owner-operators who need straight answers about the turbo bolted to one of Nissan’s most widely used diesels. The YD25DDTi has powered the Navara (D22, D40), Pathfinder R51, and NP300 across two decades of hard service, and the turbocharger is one

This Toyota 2KD-FTV 2.5L Turbocharger Guide covers everything a mechanic, fleet manager, or owner-operator needs to diagnose, service, and replace the turbocharger on Toyota’s popular 2.5-liter common-rail diesel. Fitted across the Hiace, Hilux, and Fortuner from the early 2000s onward, the 2KD-FTV has moved millions of vehicles across Asia, Africa, the Middle East, Australia, and

This Toyota 1KD-FTV 3.0L Turbocharger Guide covers everything diesel mechanics, fleet owners, and Hilux and Land Cruiser Prado operators need to know about the variable-geometry turbo that powers one of Toyota’s most widely deployed diesel platforms. The 1KD-FTV is a workhorse, but its VNT turbo and the electric actuator that moves its vanes have well-documented