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Home >> Jeep >> 1991 >> Cherokee 2WD L6-242 4.0L VIN S MFI >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Engine Control Module >> Service and Repair

Engine Control Module: Service and Repair

Engine Controller:







REMOVAL


1. Disconnect the battery negative cable.
2. Loosen 60-Way connector mounting screw until connector can be disengaged from the Single Board Engine Controller (SBEC).
3. Pull 60-Way connector straight back from SBEC.
4. Remove SBEC mounting screws.
5. Remove SBEC.



INSTALLATION


1. Install SBEC and torque the mounting screws to 9 lb.in. (1 Nm).
2. Engage the 60-Way connector into the SBEC. Tighten the connector mounting screw to 35 lb.in. (4 Nm).
3. Connect the negative cable to the battery.