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Kpro4 pinout
Posted: Mon Jun 23, 2025 6:50 am
by FastR
I am trying to understand how to connect the Kpro4 to the LMPro dash in a 2007 elise s2 (toyota) [K20A2 swap] that from what I could understand this can manage the CAN connection (broadcast on CAN id 0x400 (1024 decimal)) where also the Kpro4 can be able to transmit this protocol if properly configured in kmanager.
I am not an expert but in this case what are the physical connections that need to be made?
How can I have the pinout of the Kpro4?
Thanks
Re: Kpro4 pinout
Posted: Mon Jun 23, 2025 9:18 am
by Spunkster
Re: Kpro4 pinout
Posted: Mon Jun 23, 2025 9:57 am
by FastR
What does mean: Install a 120 ohm resistor between CANH and CANL?
In my case do I have just to connect CANH and CANL pins from the KPro4 to the dash?
Re: Kpro4 pinout
Posted: Mon Jun 23, 2025 12:22 pm
by Spunkster
It mean that you must install a resistor between those 2 wires.
It all depends on what CAN protocol it uses.
Re: Kpro4 pinout
Posted: Mon Jun 23, 2025 12:57 pm
by FastR
In my case I only know the dash uses a broadcast on CAN id 0x400 (1024 decimal).
Should be this the connection?
120_ohm.jpg
Re: Kpro4 pinout
Posted: Mon Jun 23, 2025 1:31 pm
by Spunkster
That is how the resistor must be installed.
Re: Kpro4 pinout
Posted: Tue Jun 24, 2025 4:34 am
by FastR
What about the connections in between kpro4 to dash (lotus 2007)?
Re: Kpro4 pinout
Posted: Tue Jun 24, 2025 9:00 am
by Spunkster
You can try it and see if it works.