System Tests: Notes
NOTE:
Tests included in this article are written specifically for New Generation Star (NGS) tester functionality. Other OBD II-compatible scan tools may be used, but may not be equipped with equal test function capabilities. Refer to scan tool manufacturer's instructions.
NOTE:
Always check module power and ground circuits prior to replacing a control module. See DATA LINK CONNECTORS, GROUND DISTRIBUTION and/or POWER DISTRIBUTION article in WIRING DIAGRAMS.
SYMPTOM INDEX
| Condition | Go To Test |
|---|---|
| Electronic Crash Sensor (ECS) Module Does Not Respond To Scan Tool | A |
| Anti-Lock Brake System (ABS) Module Does Not Respond To Scan Tool | B |
| Remote Anti-Theft Personality (RAP) Module Does Not Respond To Scan Tool | C |
| Powertrain Control Module (PCM) Does Not Respond To Scan Tool | D |
| No Module/Network Communications - ISO 9141 Link | E |
| No Module/Network Communication | F |