Catalytic Converter: Testing and Inspection

WARM-UP THREE-WAY CATALYTIC CONVERTER (WU-TWC) INSPECTION[L3 WITH TC]

CAUTION: Perform the following procedures, DTC P042118 indicated only.

1.Connect the M-MDS to the DLC-2.
2. Start the engine and warm it up to normal operating temperature.
3. Turn off the engine.

4. Verify that the engine compression is within the specification.

- If the compression pressure is not within the specification, repair or replace the malfunction part.

5. Drive the vehicle for 10 min at 65-96 km/h (40-60 mph} to allow the front catalytic converter to reach operating temperature.

6. Stop the vehicle and leave it in a safe space.

7. Access Test ID 10:21:80 on the "Diagnostic Monitoring Test Result" function.

8. Verify that the test result is within the specified indicated on the M-MDS.

- If it is not as specified, replace the front catalytic converter.