Search found 46 matches

by muttnjeff
Sun Feb 14, 2021 4:15 pm
Forum: Heavy Duty and Off Highway
Topic: Smart Sensors
Replies: 23
Views: 6813

Re: Smart Sensors

Thanks for the post, agree with your thoughts, I find it useful to use scan data for smart sensors and if possible export the data into a spreadsheet for review.
by muttnjeff
Thu Jan 21, 2021 2:58 am
Forum: Heavy Duty and Off Highway
Topic: CAT C7 ACERT HEUI Engine
Replies: 3
Views: 781

Re: CAT C7 ACERT HEUI Engine

My 2 Cents, in no specific order, put new batteries in (or a good charge), clean the cable connections, don't think this is the problem but would be good to know if this is what is driving the apparent low volts on the fuel PSI and any other questionable results between the two machines. Continuing ...
by muttnjeff
Tue Dec 15, 2020 2:38 pm
Forum: PicoDiagnostics software
Topic: Flow Sensor - NON Webtec
Replies: 5
Views: 1896

Re: Flow Sensor - NON Webtec

Capture.PNG Thanks again for the help, I contacted the company that sells the meter and included the full specs they sent, looks as though Steve's research was spot on.. Features : … Diesel and gas application … 2.0 – 30 liter/hour flow rate … Accurate and reliable 2.0 Electrical : Supply voltage :...
by muttnjeff
Mon Dec 14, 2020 6:30 pm
Forum: PicoDiagnostics software
Topic: Flow Sensor - NON Webtec
Replies: 5
Views: 1896

Re: Flow Sensor - NON Webtec

Thank you for the math lesson, can I assume that if I want the reading in ml/m I would drop the /1000 off the end of the formula..?

Neil
by muttnjeff
Fri Dec 11, 2020 6:27 pm
Forum: PicoDiagnostics software
Topic: Flow Sensor - NON Webtec
Replies: 5
Views: 1896

Flow Sensor - NON Webtec

Recently purchased a flow sensor FS-3400AH from Futurlec, specs are limited, 0.05-0.5 LPM with an open collector output. It's a 3 wire flow sensor (+/- and signal wire), compatible with gas/diesel, have manged to figure out that in order to generate a usable waveform the sensor signal output and pow...
by muttnjeff
Fri Oct 16, 2020 1:32 am
Forum: Heavy Duty and Off Highway
Topic: International DT466e
Replies: 12
Views: 3417

Re: International DT466e

I would start with the basic settings, take a pic with your phone an upload would be an option or just a shorten the recoding.
by muttnjeff
Sat Oct 10, 2020 2:25 am
Forum: PicoScope 6 Automotive software
Topic: How to measure CAN bus loading
Replies: 3
Views: 2368

Re: How to measure CAN bus loading

Ran into this quite a bit, can’t say for certain how to determine can overlaying but what we typically found was improper connection of aftermarket components, anything from scotch locks to removing termination resistors and tapping into the harness ends.
by muttnjeff
Mon Sep 07, 2020 1:31 pm
Forum: Heavy Duty and Off Highway
Topic: New Holland T7.230
Replies: 2
Views: 2252

Re: New Holland T7.230

Thank you Steve, appreciate the breakdown of the capture.
by muttnjeff
Mon Sep 07, 2020 2:14 am
Forum: PicoScope 6 Automotive software
Topic: capture triggers randomly?
Replies: 27
Views: 5539

Re: capture triggers randomly?

Guess I’m missing it, your capture settings look Like the trigger did exactly as it was set up to do.
by muttnjeff
Sun Sep 06, 2020 1:17 am
Forum: Help me fix my car
Topic: Duratorq 2.0 D, FRP sensor 5v ref
Replies: 2
Views: 2130

Re: Duratorq 2.0 D, FRP sensor 5v ref

Not familiar with this engine but I would won’t to see the control side of the fuel rail pressure and verify upstream of the sensor is not influencing your trace, I would agree it appears that the signal is dropping out. Does it have any audible or visual indication of fuel pressure actually droppin...