Diesel Pump and Injector Testing 

We are the diesel pump specialists for the North of Scotland with a range of high quality machines and a dedicated Bosch engineer with over 40 years of experience in the diesel Ally at one of our Fuel Pump Test Benchesbusiness.  Ally testing a Zexel fuel pump from an Isuzu engine

Precision Engine Services is the only company in the North of Scotland that has this level of experience and machinery to carry out all work on site.

We are proud to provide technical knowledge and service to the majority of main dealerships and garages across the north of Scotland.

Dirt is the most common cause of fuel pump failure. Here are the internals of a fuel pump brought into Precision Engine ServicesWe are able to repair all types of diesel engine vehicles using the very latest technology, from vintage tractors to modern common rail systems. We also repair, recondition and comprehensively test diesel pumps, diesel injectors, diesel lift pumps and diesel rotary inline pumps from all the major manufacturers such as Bosch, Lucas, CAV, Delphi, Simms, Stanadyne and Zexel.


We have recently taken delivery of a new common rail injector diesel test machine New diesel test machine designed to test Bosch (automotive and commercial), Denso, Delphi and Siemens injectors.  This allows us to offer our customers a 'drive in' service where we can take delivery of your vehicle, remove, test and report on your injectors and significantly reduce your vehicle down-time.  

If you are looking for a specific diesel pump then we do have some older models kept in the workshop. Click here to open our latest stock details.







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Opening Hours:

Monday to Friday, from 8am until 5pm.

Precision Engine Services 48 Seafield Road, Longman Industrial Estate, Inverness IV1 1SG

Tel: 01463 235537 Fax: 01463 712684 Email:

Precision Engine Services Limited Registered in Scotland No: SC399507
Registered Office: 10 Knockbreck Street, Tain, IV19 1BJ. All paperwork to be sent to 48 Seafield Road, Inverness, IV1 1SG

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