Technical knowledge
Six articles on why injectors and turbochargers wear out, what is actually measured on a test bench, and why coding cannot be skipped. Written for workshops and vehicle owners alike.
Injectors
A common rail injector is the most heavily loaded component in your entire engine. It opens and closes up to 2,000 times a minu…
Read the article →Injectors
It is one of the most common conversations we have in the workshop. A customer comes in with a note from another garage…
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No two injectors are alike. Even within the same part number the injection quantity varies enough that the engine management …
Read the article →Turbo
A turbocharger is in principle a simple machine: two wheels on one shaft, carried on oil-film bearings. Even so it is one of the part…
Read the article →Turbo
Most modern diesel turbochargers are variable-geometry — VNT or VGT. Inside the turbine housing sits a ring of adjustable van…
Read the article →Injectors
A modern diesel engine does not inject fuel once per power stroke. It does so three to seven times.…
Read the article →Call with the engine code and we will tell you what we think — including when the answer is that you should not spend money on it.