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connector pinouts

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Old Jan 1, 2014 | 08:50 AM
  #1  
n91chriss's Avatar
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From: Georgia
Year: 1988
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Engine: 4.0L HO from a 91 Comanche.
Default connector pinouts

I know, search function, look it up, etc.
I cannot find what I need anywhere.
I need the connector pinout for a 99 xj iac valve, I am retrofitting a stock manifold and throttle body from a 99 to my MegaSquirt controlled renix era cherokee, and I found the tps pinout, but I'll also have to have the throttle control and it wouldn't be terrible if someone knew the pins for the MAP sensor as well, although I have an onboard MAP on the MegaSquirt.


Last edited by n91chriss; Jan 1, 2014 at 08:51 AM. Reason: a few too many emoticons
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Old Jan 1, 2014 | 09:44 AM
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99 IAC Pinout:

Name:  99IACPINOUT.jpg
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99 IAC Circuit:

Name:  99IACCircuit.jpg
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Old Jan 1, 2014 | 09:50 AM
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Thanks! Weird that they're all listed as drivers, no 5v, 12v, ground, etc.
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Old Jan 1, 2014 | 09:54 AM
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MAP Pinout:

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MAP Circuit:

Name:  99MAPCircuit.jpg
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Old Jan 1, 2014 | 10:25 AM
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Originally Posted by n91chriss
Thanks! Weird that they're all listed as drivers, no 5v, 12v, ground, etc.
That's because it's a stepper motor. Any of those pins may carry power depending on how the PCM is operating it.
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Old Jan 5, 2014 | 04:50 PM
  #6  
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Originally Posted by salad
That's because it's a stepper motor. Any of those pins may carry power depending on how the PCM is operating it.
I wired my renix era stepper in to my mega squirt, and I definitely don't remember 4 drivers, seemed like one or two IIRC. I just moved the old stepper to the new throttle, we'll see if it works, bolted right up, pintle shape and length appear identical.
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