2013年2月18日 · The 2.5L TBI system is a Renix system, and it uses the same CPS as the Renix 4.0L. Does it matter if I pull a CPS off of an '89 4.0L with an automatic tranny? Link to comment

The Throttle Body Injection (TBI) system is a single injector system that introduces fuel into throttle body from above throttle plate. Fuel injector, located within throttle body, is controlled by the Electronic Control Unit (ECU).

2022年11月29日 · The cohort of Jeep engines that use Renix TBI would be 1986-90 XJ Cherokee 2.5L and '87-'90 Jeep Wrangler YJ 2.5L fours. I'm wondering what/where Motor Man pieces come from, whether they are NOS Jeep/Mopar or another source?

2024年7月1日 · Now if you’re really hating on the Renix TBI that much, you can get carb manifold and such from the CJ, Eagle and early XJ and swap stuff in and get it to run or set up a carb HEI combo and run that too but you’ll also lose horsepower and torque.

2013年5月23日 · They are the renix tbi system so you'll have to know your way around manually testing sensors with a voltmeter. There is also no key trick because there is no check engine light. If you're dead set on a scanner it'll be Snap-On MT2500 with the jeep adapter. This will read all your sensors in a central location from the port next to your battery.

2009年12月13日 · Renix is the name of the computer system used in our Trucks as well as many jeeps from 1987-1990. Your truck is run off a Renix type system. MPI and TBI stand for the way the fuel is injected in the engine.

2014年5月9日 · The TBI system should be running about 14-15 psi at idle. If it isn't, you may need to adjust the fuel pressure regulator. Turn the screw out (counterclockwise) to decrease the pressure, turn it in (clockwise) to increase pressure.

2017年7月8日 · Renix automatic transmission-equipped XJs and MJs have a TPS with two connectors. There is a flat three-wire connector, same as the manual transmission vehicles have, and it is tested the same as outlined above—FOR …

2014年6月30日 · My understanding is that this engine uses a Renix TBI system. Where to find information? The engine starts and runs now, but has some drivability problems - stuttering at times, surging, sometimes misfire.

2022年12月21日 · I'm trying to find out what the pinout is for the ECM (Renix) on my 1986 Cherokee 2.5 engine. Can you show a diagram with the number that matches the pin on the module. There are NO numbers on the plug or module. Thanks. Renix Numbers...See the information (photos) below.