Diagnostic Procedures
- Perform powertrain diagnostic system check. See POWERTRAIN DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM. After performing diagnostic system check, go to next step.
- Review any service bulletins for software updates that may prevent I/M readiness. Perform any reprogramming or repairs indicated by the service bulletins. If reprogramming or repair service was required, go to INSPECTION/MAINTENANCE COMPLETE SYSTEM SET PROCEDURE . If reprogramming or repair service was not required, go next step.
- Using scan tool, observe the I/M System Status display. If more than one test is indicating a NO status, go to INSPECTION/MAINTENANCE COMPLETE SYSTEM SET PROCEDURE . If a YES status is indicated, go to INSPECTION/MAINTENANCE SYSTEM DTC TABLE. .