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  1. XJJeeper59

    99 XJ ECU Swap Question?

    I purchased a "Backup" ECU for my trip to Mexico "Just in case". My existing ECU is a 493AE (California) and the replacement is a 492AE (Federal). I know there is some differences because of State vs Federal, 1 cat vs 2 (I have 2 cats), O2 sensors etcetera. If I just SWAP the computers to see if...
  2. XJJeeper59

    Electrical:: Need Help from the Team

    Electrical, Gas Issue, CPS??? Engine Stalls Dead on Road 99 XJ, 4.0. 160,000mi on body, Jasper Reman engine 3,000mi ago, Don't ask LOL. Sounded like a rod bearing. Can't remember if we swapped the CPS for New one, But pretty sure it was replaced NOTEs: * Not running Hot, under 210 full time.. *...
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