# SOC for 2002 E 4 T 2 Controller **URL:** \ **Category:** GEM Forum\ **Created:** [June 30, 2020, 6:37pm UTC](https://community.electricforum.com/t/soc-for-2002-e-4-t-2-controller/19225 "2020-06-30T18:37:32Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![JarJarJava](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/jarjarjava/32/15158_2.png) [@JarJarJava](https://community.electricforum.com/u/JarJarJava)\ **Post date:** [July 9, 2020, 12:10pm UTC](https://community.electricforum.com/t/soc-for-2002-e-4-t-2-controller/19225/2 "2020-07-09T12:10:02Z")
Stumbled across this info from Rodney yesterday. You will need a programmer or GE Sentry software & cable > [@The Mystery of GEM IR Compensation #11 setting on T1 and T2 GE Controllers](https://community.electricforum.com/t/13598/1): > > I have been asked about setting #11 several times in the past. This setting controls the Battery State of Charge read out on your Display for GEM cars thru 2004. The normal suggested setting is either 3 or 5 for most cars. In many cases, this setting will give you an indication that your batteries are being depleted faster than they actually are. If you read the Display percentage and then take a voltage reading and compare it to a State of Charge chart, it may surprise you to see that y… --- _[View the full topic](https://community.electricforum.com/t/soc-for-2002-e-4-t-2-controller/19225)._