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Home >> Dodge and Ram >> 2005 >> Caravan L4-2.4L VIN B >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> Instrument Cluster >> No PCM Bus Messages Received

No PCM Bus Messages Received

Test 1 - 3:






SYMPTOM
NO PCM BUS MESSAGES RECEIVED

POSSIBLE CAUSES
- PCM message not received
- No communication with the PCM
- PCI BUS circuit open
- Powertrain control module

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