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Low Coolant Warning Indicator Is On When Coolant Level Is Okay

  1. Disconnect engine coolant level indicator module connector. Turn ignition switch to RUN position. If low coolant warning indicator illuminates, go to next step. If low coolant warning indicator does not illuminate, go to step  4 .
  2. Check for short to ground in circuit No. 68 (Yellow/Black wire) between engine coolant level indicator module, underhood accessory wiring junction block and instrument cluster Black 18-pin connector C2. Repair as necessary and recheck system operation. If circuit is okay, go to next step.
  3. Replace instrument cluster. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION. Recheck system operation.
  4. Replace engine coolant level indicator module. Recheck system operation.
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