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WHAT voltage use CAN BUS?
#1
Hi All.
I need to know what voltage is on can h and can l on OBD connector and instrument cluster for VW /SKODA/AUDI?
I think for obd use 12v and for instrument cluster use 5v!
Many thanks.
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#2
there are messages passing through can h and can l and if you measure the voltage you have to use an oscilloscope, you will see a voltage around 2.5 v
If I helped you please press thanks and rep
Thank youNerd
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Thanks given by: KriyenKPp , HestonDiag , tao13
#3
on obd and instrument cluster too?
many thanks for your answer
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#4
https://en.wikipedia.org/wiki/CAN_bus
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Thanks given by: HestonDiag
#5
(07-19-2018, 05:14 AM)tao13 Wrote: Hi All.
I need to know what voltage is on can h and can l on OBD connector and instrument cluster for VW /SKODA/AUDI?
I think for obd use 12v and for instrument cluster use 5v!
Many thanks.

[Image: can-voltage-levels.jpg]

...i think this image better for understud)
Reply
Thanks given by: diagnostix , KriyenKPp , HestonDiag , tao13 , chcp
#6
(07-19-2018, 05:24 AM)tao13 Wrote: on obd and instrument cluster too?
many thanks for your answer
press the magic buttons when someone helps you, not say itFing32
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Thanks given by: diagnostix , HestonDiag , svvag2000


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