No.1 - One or More on-Board Diagnostic Functions Inoperative

Steps 1 - 5:

Steps 6 - 14:

Steps 15 - 20:

When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, check to make sure connectors, terminals and wiring harnesses are connected correctly and undamaged.