Information on using the Gen 1 (2011-2015) Chevy Volt / Opel Ampera Battery BMS
Tom de Bree, Damian Maguire
- Liam O'Brien
- swoozle (diyelectriccar.com)
- jontscott (diyelectriccar.com)
- https://www.diyelectriccar.com/forums/showthread.php/2012-chevy-volt-battery-93101p59.html
- https://www.diyelectriccar.com/forums/showthread.php/attempting-hack-chevy-volt-drivetrain-107946p6.html
- http://electricgokart36v.blogspot.com/2017/06/re-using-chevy-volt-oem-bms-for-ev.html
https://github.com/pedvide/ADC https://github.com/collin80/FlexCAN_Library https://github.com/JonHub/Filters
Connector X1 on the BECM K16
- 1 - Black - Ground
- 2 - Red - 12V
- 3 - White/Black - CAN_Low
- 4 - Light Blue - CAN_High
- 9 - Black - Ground
- 14 - Brown/Red - 12V
- 15 - Orange/Yellow - 12V
- 16 - Light Green/Light Blue - 12V
This pin arrangement sets the Accessory Wake-Up Serial and Communication Enable lines high, and causes the same data you would see on the cars can bus to be spit out onto CAN lines 3 and 4.
Connector X2 on the BECM K16 (see volt-pack-hookup.jpg) Pin numbering marked on the connector shell
- 9 = 5V
- 10 = Ground
- 11 = CAN_Low
- 12 = CAN_High