Need 90 2.5 PCM pin-out

Miike

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Joined
Oct 27, 2021
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va
Having trouble with the ecu. Jeep starts great and runs good for about three minutes. Then it will not accelerate and just bogs down with no power. No black smoke at all. All the sensors have been replaced. Any help apricated.
 

machoheadgames

Certified YJ Researcher
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May 19, 2020
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Dallas, TX
Here ya go. The 1990 FSM is on this forum somewhere.
 

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  • 1990 2.5L Electronic Control Unit Pinout.pdf
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T-Rex Jeepster

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