Automotive Newsletter

March 2018

Newsletter March 2018

Case Study: Ford B-Max EcoBoost – MAF sensor

Case Study: Ford B-Max EcoBoost – MAF sensor
By Automotive Applications Specialist, Ben Martins

The vehicle was a 2014 B-Max with a 1.0L, 3-cylinder, turbocharged petrol engine. It had been brought in as the engine management light (EML) was illuminated, with the fault code 'P0102 Mass Air Flow MAF Circuit Low' logged. I was asked to take look at this new, 4-wire type air flow sensor.
What intrigued me the most was its 12 V supply that came from the same fuse that the fuel pump gets its supply from!
Read more >

Focus piece: Waveform library

PicoScope Automotive includes a great feature that allows the Pico community to benefit from each other’s experiences. The Waveform Library Browser enables you to search and make use of a global database of waveforms uploaded by PicoScope users from around the world, and contribute yours to share with others.

The waveform library currently has around 3900 reference waveforms you can use to help verify your own diagnosis. It is completely free to use for all PicoScope Automotive users.

Read on to learn how to gain access to the library...
Read more >

Guest case study – NVH diagnosis transmission screech

By Martin Rubenstein

The vehicle, a 1991 Opel Kadett, had developed a very loud screeching noise, which sounded like a cross between a squealing drive belt and a loose stack of rapidly vibrating metallic plates. The car was powered by the original GM 16SV OHC transverse-mounted petrol engine and the THM125 automatic transmission and had covered a genuine 52 000 miles from new.
Read more >

From the forum...


Earlier this month Pico forum member, Martinjensen, shared his case study on a Citroen Jumper: "This Citroen was towed in with a customer complaint that it runs on 3 cylinders, and there is a loud knocking or puffing noise from the engine. The first thing I did was to perform a relative compression test, to verify the mechanical state of the engine."
Read more >



Exploring the Picoscope as a diagnostic tool - relative compression testing
Spelunkerd published this video as part of a set describing the power of an automotive labscope (in this case a PicoScope) as a diagnostic tool.
Crank no-start: 1995 BMW 525i
"It's a 1995 BMW! It has 256 000 miles on the odometer! Cranks funny and refuses to start. Is it time to send it to the crusher?? Not so fast..."


Please visit Pico Exhibitions for the latest list of exhibitions and trade shows that Pico and its representatives will be attending.

We're hiring!

Thanks to our continuing success and growth Pico are always seeking talented people to join our company.

Please visit to see our current vacancies. We look forward to hearing from you!

Software releases

Our latest software releases are available as free downloads. To check which release you are using, start the software and select Help > About.

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Tel.: 01480 396395 (+44 1480 396395)
Fax: 01480 396296 (+44 1480 396296)

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