Disconnect the additional circuits and see if they go away. Maybe you created ground loops.
Sent from AT&T Yahoo Mail for iPhone On Wednesday, April 21, 2021, 11:17 PM, John Titman via EV <ev@lists.evdl.org> wrote: Hello all : I have installed an additional contactor on my project electric car to provide a means for the Orion BMS to shut down the the battery in the event a low battery voltage is detected . I obviously damaged the Curtis 1239e controller because now the controller flashes a multitude of fault codes. Has any one experience with Curtis fault code diagnosis? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20210421/c3111720/attachment.html> _______________________________________________ Address messages to ev@lists.evdl.org No other addresses in TO and CC fields UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub ARCHIVE: http://www.evdl.org/archive/ LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20210422/47339485/attachment.html> _______________________________________________ Address messages to ev@lists.evdl.org No other addresses in TO and CC fields UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub ARCHIVE: http://www.evdl.org/archive/ LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org
