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Home >> Jeep >> 1990 >> Cherokee Base, 2D Utility, 2.5 E, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Electronic Control Unit (Ecu) - 2.5L & 4.0L R & I >> Procedure >> Removal
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Electronic Control Unit (Ecu) - 2.5L & 4.0L R & I: Procedure: Removal

NOTE: The ECU is located below the instrument panel, between the steering column and the A/C-Heater housing. See Fig 1 . Three screws mount the ECU to a bracket.
  1. Disconnect the negative battery cable.
  2. Remove the 3 ECU attaching screws. See Fig 1 .
  3. Disconnect the ECU wiring harness connector.
  4. Remove the ECU.
Fig 1: Location of ECU
G50J04615Courtesy of CHRYSLER MOTORS.
Fig 2: Location of ECU Mounting Screws
G50B04616Courtesy of CHRYSLER MOTORS.