# SR20 Crank Angle Sensor Type?

**URL:** <https://forums.speedlife.net/t/sr20-crank-angle-sensor-type/124479>\
**Category:** SON240sx Automotive\
**Created:** [May 14, 2009, 8:18pm UTC](https://forums.speedlife.net/t/sr20-crank-angle-sensor-type/124479 "2009-05-14T20:18:36Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Tacoboy](https://avatars.discourse-cdn.com/v4/letter/t/2acd7d/32.png) [@Tacoboy](https://forums.speedlife.net/u/Tacoboy)\
**Post date:** [May 14, 2009, 8:18pm UTC](https://forums.speedlife.net/t/sr20-crank-angle-sensor-type/124479/1 "2009-05-14T20:18:36Z")

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Is it Mag style or Hall style? Need to know to wire my AEM FIC in. Cheers.

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**Author:** ![50sentra](https://avatars.discourse-cdn.com/v4/letter/5/bbe5ce/32.png) [@50sentra](https://forums.speedlife.net/u/50sentra)\
**Post date:** [May 16, 2009, 7:36am UTC](https://forums.speedlife.net/t/sr20-crank-angle-sensor-type/124479/2 "2009-05-16T07:36:12Z")

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I think its optical.

I’ve had to change it on my build because the Bigstuff 3 system I’ve got doesnt read optical sensors…

Adam