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Identifying Wideband wire on MS2 Enhanced

 
Old 09-02-2018, 04:38 PM
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Default Identifying Wideband wire on MS2 Enhanced

Hello all,

I acquired a third-hand, MS2 Enhanced made by MSlabs. It has several loose wires coming out of the DB37 connectors. I am trying to figure out which wire is the one for the Wideband sensor. Any help would be appreciated.
Attached Thumbnails Identifying Wideband wire on MS2 Enhanced-image_1160611241_19700118_132543.jpg   Identifying Wideband wire on MS2 Enhanced-image_1160711242_19700118_132543.jpg   Identifying Wideband wire on MS2 Enhanced-image_1160811243_19700118_132543.jpg  
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Old 09-02-2018, 05:55 PM
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It's always the yellow one.
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Originally Posted by ninerwfo View Post
The “into to megasquirt thread” mentions that the MS3 basic has 5 inputs with built in pull up resistors - and I was just wondering why it would have so many, while the MS3Pro PnP has just 2 (with no pull ups?)
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Old 09-02-2018, 06:04 PM
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Thanks! Where do you suggest connecting the sensor ground?
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Old 09-02-2018, 06:33 PM
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Where the ecu grounds.

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