Hello, Bosch systems use both DRV and IMV controls depending on temperature and load of engine. For sticking valves the current monitoring is important,use a clampmeter for PRV. Also make a dynamic check the injectors only back leak test will not tell all the truth about the injectors and the compen...

Hello,
The signal from Y28 was OK,if anyone need can be used as reference.
Thank you.

Hello, I think you must use filter for small ripple...or you must check the crankshaft signal for deceleration or acceleration. Also the cylinder balance from Pico Diagnostics will not give the same results if you check for 3-4 times the same engine...too much noises must be filtered,the connection ...

Hello, Last week I checked a Skoda Octavia III /CAYC engine type for glow plug fault code. In Waweform Library Browser I can't find a good capture. The singal was registered when the active test for glow plug relay was on. I was used Pico 4425 and TA018(on 20A scale). How I can add a good capture ? ...

Hello,
Here you find the requested cam/crank signals from a Opel Vivaro 2.0 CDTI M9R780:

Hello,
I used yesterday my 4425 to see the signal for the fuel metering valve Y28 on a non-starting Focus /2002/1.8 TDCI.
Using a clampmeter TA018 I can see a very low gnd signal from ECU(only 400 mA-peak) on Y28.
Where I can see a similar capture?
Thank you.

Hello,
My name is Victor V. from Romania. I work with picoscope for many years. I used model 4423 at my work and now I have my own 4425.