Search found 982 matches

by Steve Smith
Mon Jan 11, 2021 2:23 pm
Forum: Diagnostic discussion
Topic: One waveform One picture
Replies: 4
Views: 625

Re: One waveform One picture

Many thanks to Stuart White at CCM for this “support request” which we tackled collectively back in August 2019 Here we have a Volvo XC90 Diesel with popping into the intake and general instability at idle speed. Using the WPS500 pressure transducer located @ cylinder 3 we can immediately see an inc...
by Steve Smith
Fri Jan 08, 2021 11:04 am
Forum: PicoScope 6 Automotive software
Topic: Maths is cool
Replies: 38
Views: 31040

Re: Maths is cool

Following on from MAF calculations for turbocharged vehicles here https://www.picoauto.com/support/viewtopic.php?p=99396#p99396 I have been thinking about DPF back pressure and in particular a Toyota formula used for checking DPF breathing efficiency The formula states that dividing DPF differential...
by Steve Smith
Thu Jan 07, 2021 10:39 am
Forum: Introductions
Topic: Hello from Durham
Replies: 3
Views: 206

Re: Hello from Durham

Welcome to the forum and thank you for sharing your experience which is varied for sure I think you will find our Off Highway Section most certainly interesting here https://www.picoauto.com/support/forum483.html Along with Links to useful information here https://www.picoauto.com/support/topic15231...
by Steve Smith
Tue Jan 05, 2021 3:57 pm
Forum: PicoDiagnostics NVH
Topic: Further audio analysis techniques
Replies: 2
Views: 235

Re: Further audio analysis techniques

The more I played that audio back the more it reminded me of old bed/mattress springs, which is another discussion entirely!

We are marching on here, I have no doubt you are too

Take care.....Steve
by Steve Smith
Tue Jan 05, 2021 3:24 pm
Forum: PicoDiagnostics NVH
Topic: Further audio analysis techniques
Replies: 2
Views: 235

Further audio analysis techniques

We often talk about “New Feature Requests” when handling customer feedback and technical support queries. In a nutshell, PicoScope is constantly evolving and trying to keep pace at times is challenging (I am thinking predominately of PS7 at present) NVH is another example where New Features are bein...
by Steve Smith
Mon Jan 04, 2021 2:57 pm
Forum: Help me fix my car
Topic: Yet Another Parasitic Draw Case
Replies: 32
Views: 6415

Re: Yet Another Parasitic Draw Case

Just following up on a battery voltage logging exercise: Below we have logged the voltage of a fully charged (healthy) 12 V conventional lead acid battery. The battery has been standing on a workshop bench with no load applied and monitored using a Raspberry Pi as described above Channel A (blue) is...
by Steve Smith
Mon Jan 04, 2021 10:38 am
Forum: Introductions
Topic: Hello from Canada
Replies: 1
Views: 217

Re: Hello from Canada

Hello Jolio and thank you for the post For the application of PicoScopes within numerous automotive applications, browsing this forum will indeed provide an insight The following link will take you to a number of in-depth studies too https://www.picoauto.com/support/topic15231.html I hope this helps...
by Steve Smith
Mon Jan 04, 2021 10:23 am
Forum: Introductions
Topic: Hello from a snowy Wisconsin
Replies: 1
Views: 233

Re: Hello from a snowy Wisconsin

Hello and thank you for the post No snow here in the South East of the UK but lets hope we see a sprinkle before spring Great news you have convinced work to purchase a PicoScope, as you know they will not be disappointed and we have plenty of help at hand here on our forum or, via our support desk ...
by Steve Smith
Mon Jan 04, 2021 10:03 am
Forum: Automotive kit hardware
Topic: Scope for DIY beginner
Replies: 4
Views: 266

Re: Scope for DIY beginner

Hello and thank you for the post The cost of the Automotive scopes is a major factor to consider and I agree that for minimal use, it’s a big “ask” however, there is so much more than cost to consider I have listed the majority of considerations here https://www.picoauto.com/support/viewtopic.php?p=...
by Steve Smith
Mon Jan 04, 2021 9:33 am
Forum: Case studies
Topic: Discovery intermittent EML
Replies: 2
Views: 270

Re: Discovery intermittent EML

Hello and thank you for the post and insight into a real tough call (New ECU)

I know how long these case studies take to put together and appreciate the time you have taken to share this with others

Great work, take care.......Steve