https://openinverter.org/wiki/index.php?action=history&feed=atom&title=Tesla_Model_3_and_MAX_BMS 2026-04-28T16:43:19Z Revision history for this page on the wiki MediaWiki 1.43.1 https://openinverter.org/wiki/index.php?title=Tesla_Model_3_and_MAX_BMS&diff=6093&oldid=prev 2026-03-17T21:15:59Z

<p><span class="autocomment">Pinout: </span> swapped canbus polarity</p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 21:15, 17 March 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l14">Line 14:</td> <td colspan="2" class="diff-lineno">Line 14:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>1L : Gnd</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>1L : Gnd</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>1K – CAN <del style="font-weight: bold; text-decoration: none;">High</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>1K – CAN <ins style="font-weight: bold; text-decoration: none;">Low (different to github page)</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>1J – CAN <del style="font-weight: bold; text-decoration: none;">Low</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>1J – CAN <ins style="font-weight: bold; text-decoration: none;">High (different to github page)</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>1H – ISOSPI+ Model 3 bms daisy chain</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>1H – ISOSPI+ Model 3 bms daisy chain</div></td></tr> <!-- diff cache key wiki2-oo:diff:1.41:old-6087:rev-6093:php=table --> </table>

LRBen https://openinverter.org/wiki/index.php?title=Tesla_Model_3_and_MAX_BMS&diff=6087&oldid=prev 2026-03-11T21:13:52Z

<p>An overview of the Tesla model 3 BMS controller with additional MAX chip BMS compatibilities.</p> <p><b>New page</b></p><div>== Overview ==<br /> The Tesla Model 3 BMS controller<br /> <br /> (Model 3 BATMAN details to be added)<br /> <br /> It also has the compatibility with some MAX chip based battery modules. Tested with the Stellantis/PSA/Opel eCMP platform.<br /> <br /> Can be purchased here: https://www.evbmw.com/index.php/evbmw-webshop/tesla-boards/tesla-model-3-bms<br /> <br /> === Pinout ===<br /> [[File:T3BMS controller pinout.png|thumb]]<br /> 1M : Permanent 12v via 2 Amp fuse<br /> <br /> 1L : Gnd<br /> <br /> 1K – CAN High<br /> <br /> 1J – CAN Low<br /> <br /> 1H – ISOSPI+ Model 3 bms daisy chain<br /> <br /> 1G – ISOSPI- Model 3 bms daisy chain<br /> <br /> 1F – Rx for Model S/X slave boards<br /> <br /> 1E – Tx for Model S/X slave boards<br /> <br /> 1D – 12v digital input 2<br /> <br /> 1C – 12v digital input 1<br /> <br /> 1B – Analog input (e.g. analog current sensor)<br /> <br /> 2M – Digital Out 2. Low side switch.<br /> <br /> 2L – Digital Out 1. Low side switch.<br /> <br /> 4M – 5V Output (e.g. Hall effect current sensor)<br /> <br /> 4M – 5V Ground.<br /> <br /> 4K - MAX TxP - RxP<br /> <br /> 4J - MAX TxN - RxN<br /> <br /> 4H - MAX RxP - TxP<br /> <br /> 4G - MAX RxN - TxN<br /> <br /> <br /> === Connecting to Peugeot-208, Corsa E, etc. battery pack. ===<br /> <br /> &#039;&#039;&#039;Module pinout&#039;&#039;&#039;<br /> [[File:Module pinout.jpg|thumb]]<br /> Pin 1 RXNL<br /> <br /> Pin 2 blank<br /> <br /> Pin 3 TXPL<br /> <br /> Pin 4 blank<br /> <br /> Pin 5 goes to pin 8 on Module 2<br /> <br /> Pin 6 goes to pin 7 on Module 2<br /> <br /> Pin 7 RXPL<br /> <br /> Pin 8 TXNL<br /> <br /> Pin 9 blank<br /> <br /> Pin 10 goes to pin 3 on Module 2<br /> <br /> Pin 11 blank<br /> <br /> Pin 12 goes to pin 1 on Module 2<br /> <br /> <br /> &#039;&#039;&#039;Connections from BMS to first module:&#039;&#039;&#039;<br /> <br /> BMS pin 4K - Module pin 1<br /> <br /> BMS pin 4J - Module pin 7<br /> <br /> BMS pin 4H - Module pin 9<br /> <br /> BMS pin 4G - Module pin 2<br /> <br /> <br /> At the end of the daisy chain Pin 5 loops back to Pin 12 and Pin 6 to Pin 10.<br /> <br /> === Forum and github links ===<br /> https://openinverter.org/forum/viewtopic.php?t=2465<br /> <br /> https://github.com/damienmaguire/Tesla-Model-3-Battery-BMS<br /> <br /> https://github.com/damienmaguire/Tesla-M3-Bms-Software</div>

LRBen