Circuit/System Testing
WARNING: This page is about a different variant/trim than selected.
- Ensure the vehicle is within the Conditions for Running, as specified in the supporting text.WARNING: Refer to Road Test Warning .NOTE:
- Any DTCs set, even those not listed in the I/M system DTC table, may prevent the required DTCs from running.
- Perform the Inspection/Maintenance System Check before continuing this diagnostic.
- If the EVAP I/M System Status indicator displays NO, perform the EVAP Service bay test if applicable.
- Turn OFF all of the accessories, e.g., A/C, blower fan, etc.
- Set the vehicle parking brake.
- Verify the transmission is in PARK for automatic transmissions and NEUTRAL for manual transmissions.
- Start and allow the engine to idle for 2 minutes.
- Using the scan tool trigger a driving regeneration and drive 112 km/h (70 mph) for 20 minutes, then coast down to 88 km/h (55 mph), accelerate back to 112 km/h (70 mph). Do this 5 times until regeneration is complete.
- Drive at 72 km/h (45 mph) for 5 minutes.
- Drive a city type cycle between 0-72 km/h (0-45 mph) for 20 minutes.
- Stop the vehicle and allow the engine to idle for 3 minutes.
- Observe the Inspection/Maintenance (I/M) System Status with a scan tool. All of the I/M System Status indicators should display YES.
- If any of the I/M System Status indicators display NO, refer to the Inspection/Maintenance (I/M) System DTC Table for the indicator which did not display YES. The I/M System DTC Table identifies the DTCs associated with each I/M System Status Indicator.
- Observe the I/M Test DTC information with a scan tool. Verify there are no I/M Test DTCs present.
- If an I/M Test DTC is set, diagnose the DTC using the Diagnostic Trouble Code (DTC) List - Vehicle and refer to Inspection/Maintenance System Check .
- Observe the engine DTC information with a scan tool. Verify no DTCs are present.
- If a DTC is set, diagnose using the Diagnostic Trouble Code (DTC) List - Vehicle . After repairs, perform the Inspection/Maintenance Complete System Set Procedure to verify no further DTCs are set.