IPD sale XeMODeX - Experts in Volvo Electronics
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by vtl
Fri Jan 15, 2021 11:58 am
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

On both shields.
by vtl
Fri Jan 15, 2021 10:22 am
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

You have no jumpers on J1, the end of bus is not terminated, lots of signal reflections.

https://www.allaboutcircuits.com/indust ... made-easy/
by vtl
Wed Jan 13, 2021 7:58 pm
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

The Arduino code has a CAN-bus reset routine, which brings all devices back to live. You may want to add progModeOff(); as a last line in setup() function and remove everything from the loop() function.
by vtl
Wed Jan 13, 2021 11:25 am
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

Is it everything it prints? You're missing CAN setup messages and CEM part number readout.
by vtl
Wed Jan 13, 2021 11:02 am
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

Depends on who you are. For Volvo, VDASH and alike folks it's a loose-loose situation when prospective customer can figure the PIN out on his own ;) Otherwise I don't see any drawbacks of being able to keep your old good car on the road for a bit longer and for a bit cheaper.
by vtl
Wed Jan 13, 2021 10:28 am
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

What do you mean by "resetting"? Setting it to 0?
by vtl
Wed Jan 13, 2021 6:58 am
Forum: Volvo XC90
Topic: Vida CEM swapping
Replies: 227
Views: 16279

Re: Vida CEM swapping

Nice! ;) Zener diode is for safety. As said elsewhere, I was rebuilding my blown engine. It is up and running now, but I need to pass a long overdue yearly inspection, for which the car should have no codes erased for last 100 or 200 miles (erasing codes zeroes emissions readiness). I'll try it in c...
by vtl
Sun Jan 10, 2021 9:56 am
Forum: Volvo V70 & XC-70 2001-2007, S60 2001-2009
Topic: Tried Installing a new radio in my 2004 V70
Replies: 3
Views: 88

Re: Tried Installing a new radio in my 2004 V70

Read the codes with DiCE/VIDA.

I have Kenwood 2DIN in place of HU-650 and it didn't break anything (besides steering wheel controls no longer worked before I've soldered/programmed my own adapter).
by vtl
Sat Jan 09, 2021 10:24 am
Forum: Volvo V70 & XC-70 2001-2007, S60 2001-2009
Topic: AOD/ DEM quit today
Replies: 15
Views: 195

Re: AOD/ DEM quit today

You probably need to look at what's inside your DEM. It often lets water in.
by vtl
Tue Jan 05, 2021 2:38 pm
Forum: Volvo V70 & XC-70 2001-2007, S60 2001-2009
Topic: AOD/ DEM quit today
Replies: 15
Views: 195

Re: AOD/ DEM quit today

Blacklab467 wrote: Tue Jan 05, 2021 11:10 am Rear seats, but you have to take a whole bunch of interior stuff out to get to the seat bases as I remember.
At least you won't see any amateur welds and cut your fingers with sharp edges like you do with Toyota seats =)