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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 491 (Body Diagnostic Procedures) >> Diagnostic Information And Procedures >> Communication >> Symptom: PCM MESSAGE NOT RECEIVED >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

PCM MESSAGE NOT RECEIVED

ATTEMPT TO COMMUNICATE WITH THE PCM

PCI BUS CIRCUIT OPEN

POWERTRAIN CONTROL MODULE

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