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Home >> Jeep >> 2002 >> Liberty Limited, RWD >> Repair and Diagnosis >> Electrical >> Gauges >> Overhead Console >> System Tests >> Compass Mini-Trip Computer Circuit Test

Compass Mini-Trip Computer Circuit Test

  1. Remove the overhead console from the headliner. See OVERHEAD CONSOLE  .
  2. Using a ohmmeter, check the ground circuit cavity of the CMTC electrical connector for proper continuity to ground. Continuity should be present. If OK, go to next step. If not OK, repair the open or shorted ground circuit as required.
    3. NOTE: Connect the negative battery cable before continuing.
  3. Using a voltmeter, check the fused B+ circuit cavity of the CMTC electrical connector for 12 volts. Voltage should be present. If OK, go to next step. If not OK, repair the open or shorted fused B+ circuit as required.
  4. Using a voltmeter, check the fused ignition switch output circuit cavity of the CMTC electrical connector for 12 volts with key ON. Voltage should be present. If OK, replace the inoperative CMTC. See COMPUTER MINI-TRIP COMPUTER  under REMOVAL & INSTALLATION. If not OK, repair the open or shorted fused ignition switch output circuit as required.
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