Using Scan Tool
- Ensure battery is fully charged. Turn ignition off. Connect scan tool to Data Link Connector (DLC), located below driver's side of instrument panel. Turn ignition on. Turn speed control main switch on. Record all DTCs displayed on scan tool. Using all DTCs obtained, proceed to SELF-DIAGNOSTICS .
- Once all repairs are made, ensure DTCs are cleared from speed control ECM. See CLEARING DIAGNOSTIC TROUBLE CODES . If no DTCs are present, proceed to TESTING - TROUBLE SYMPTOM TESTS .