JnJ Diesel

JNJ Diesel was established in 2011 and has been providing the Australian mining, construction and earthmoving industries for over ten years with services in heavy diesel fitting. JNJ have an experienced and qualified team that are highly skilled in diagnostics and fault finding.

We have a strong understanding of electrical systems and components such as climate control, hydraulic pump control, controlled components transmissions and engines.

JNJ understand mechanical systems thoroughly and are able to diagnose and repair parts such as fuel system HPI and common rail injected diesel engines.

Our expert team also repair hydraulic systems on earth moving and construction equipment that include Hitachi and Komatsu excavators, CAT mining equipment, Komatsu electric drive dump trucks.