2003 jeep tj 4.0 ecm

  1. T

    Should I replace my CPS?

    I have a 2003 jeep TJ 5 speed manual transmission and need to replace my clutch. After doing some research, I found a comment someone had made stating it is a good idea to change the CPS while you’re working on it. I have about 195k miles on my odometer and haven’t had any issues with the CPS...
    • trent.powell
    • Thread
    • 2003 jeep tj 4.0 ecm 2003 jeep wrangler 2003 tj clutch replacement cps crank position sensor crankshaft position sensor maintenance
    • Replies: 2
    • Forum: TJ General Discussion
  2. R

    WTB: Need a wiring harness and ECM for 2003 Jeep Wrangler 4.0 manual

    I need a Wiring Harness and ECM for an engine swap. The Jeep started as a 1997 TJ SE with 2.5 and AX5 - The engine swap is a 2003 Rubicon 4.0 and a 1998 AX15 with 1998 NP231 Transfer Case.
    • Rainey-OIIIO
    • Thread
    • 2003 jeep tj 4.0 ecm 2003 tj 4.0 wiring harness jeep tj 4.0
    • Replies: 17
    • Forum: Wanted
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