Operation CHARM
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Dodge or Ram Truck
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2003
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RAM 3500 Truck 2WD V10-8.0L VIN W
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Communication Problems
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No Response From PCM (PCI Bus)
No Response From PCM (PCI Bus)
Test 1 - 2:
SYMPTOM
NO RESPONSE FROM
PCM
(
PCI BUS
) -
JTEC
POSSIBLE CAUSES
-
PCM
PCI
no response
-
PCI bus
circuit open
-
Powertrain control module
