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Showing results for tags 'jeep mpi'.
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Moses, I have an '87 Wrangler YJ that I'm looking to refurbish. I would like to replace the Carter BBD carbureted system. I have two questions: I have seen your articles on the Mopar MPI Conversion Kit and the MSD Atomic EFI kit. I'm leaning towards the Mopar kit but would like to see if you can provide a compare/contrast. My YJ will be much more of a Daily Driver with modest off road use. I would like to do a Cat Forward replacement at the same time that I upgrade to a new fuel system (I recently did a Muffler Back replacement). Do you suggest upgrading to a header appli
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- jeep fuel system
- jeep 4.2l
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My Jeep YJ Wrangler 2.5L (MPI not TBI) engine has no fuel pressure when it cold. Installed a new fuel pump and pressure regulator, swapped relays. When the Jeep is parked inside it runs and has fuel pressure. When we put the gauge on to check fuel pressure at the rail, inside we get around 39 psi. When we let the Jeep sit outside overnight and check pressure we have none. Any ideas? Thanks.
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As cost-conscious DIY troubleshooters, forum members talk a lot about testing ignition spark. Fuel injector issues and injector misfire codes are also common. For spark, there are surface probes like the Waekon 76562 COP ignition tester that we've discussed. Waekon makes a similar 76462 fuel injector surface probe tester: http://www.amazon.com/gp/product/B0021V0FRE?redirect=true&ref_=pe_58340_166621340_em_1p_1_ti. I have both tools, and they are quick and handy for off-road troubleshooting in the backwoods. Whether you travel with a 4x4 group or alone, carrying these two tools in yo
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- jeep mpi tools
- efi tools
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