Symptom Troubleshooting Chart

POWERTRAIN CONTROL MODULE SYMPTOM TROUBLESHOOTING CHART

Problem	Possible Cause	Action
The Module Does Not Respond to the NGS Tester - Powertrain Control Module (PCM)	Circuit or connection in standard corporate protocol (SCP) network. Powertrain control module (PCM).	See PINPOINT TEST 1: NO MODULE / NETWORK COMMUNICATION - SCP LINK .
No Module/Network Communication	DLC. Fuse. Circuitry. NGS Tester.	See NO MODULE/ NETWORK COMMUNICATION - NO POWER TO THE NGS TESTER THROUGH THE DLC .