# On-demand timing/ECU control with OBD2

**URL:** http://forum.driveonwood.com/t/on-demand-timing-ecu-control-with-obd2/4341
**Category:** General Discussion
**Created:** [January 25, 2019, 9:09pm UTC](http://forum.driveonwood.com/t/on-demand-timing-ecu-control-with-obd2/4341 "2019-01-25T21:09:49Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![Wayne](http://forum.driveonwood.com/user_avatar/forum.driveonwood.com/wayne/32/9839_2.png) [@Wayne](http://forum.driveonwood.com/u/Wayne)
#### Post date: [January 25, 2019, 10:26pm UTC](http://forum.driveonwood.com/t/on-demand-timing-ecu-control-with-obd2/4341/3 "2019-01-25T22:26:45Z")

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Hello Mike and welcome to the DOW ( drive on wood )

I don’t have any experience with the OBD2 vehicles but have a lot of miles from vehicles 96 and older .

I have a V-10 Ram that advances the time about 35 degrees when wood gas is put to it . Also I have dodge dakotas 96 and older that I rotate the distributor enough to make the fire jump to the next peg.

The timing issue can get very complicated !!

Here is a tread in the general discussion that might help.

> [@The answer to Mysterious Dodge Timing advance](http://forum.driveonwood.com/t/the-answer-to-mysterious-dodge-timing-advance/931):
>
> Anyway I saw a nice v-6 dakota for cheap (1000$) and in good condition. So I really wanted to understand what was going on when you advance the timing on a dodge v-8 (and more specifically if I could find a way to make advance on a v-6). So I asked a man a question and got an answer. In slightly oversimplified terms the answer is that the ignition timing is determined by the computer through a combination engine sensor observations and the position of the crankshaft (ie. crank fired ignition). F…

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