2002 Chrysler Intrepid BaseFACTORY OEM SERVICE PROCEDURE

Odometer Displays NO BUS

NOTE: After making any repairs, perform BODY VERIFICATION TEST  under VERIFICATION TESTS.

Possible Causes:

  • Attempt To Start The Vehicle
  • Attempt To Communicate With The Instrument Cluster
  • Instrument Cluster

Testing

  1. Attempt to start engine. If engine starts and runs, go to next step. If engine does not start and run, perform PCI BUS COMMUNICATION FAILURE  test.
  2. Turn ignition off. Connect scan tool to Data Link Connector (DLC). Using scan tool, attempt to communicate with Transmission Control Module (TCM), then Body Control Module (BCM). If scan tool communicates with both modules, go to next step. If scan tool does not communicate with both modules, perform NO RESPONSE FROM TRANSMISSION CONTROL MODULE OR BUS +/- SIGNALS OPEN  and/or BUS +/- SIGNALS OPEN OR NO RESPONSE FROM BODY CONTROL MODULE  test(s).
  3. Using scan tool, attempt to communicate with instrument cluster. If scan tool communicates with instrument cluster, replace instrument cluster. See ANALOG INSTRUMENT PANELS - CONCORDE, INTREPID & 300M article. If scan tool does not communicate with instrument cluster, perform MIC MESSAGES NOT RECEIVED  test.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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