Three Way Catalytic Converter, Checking

Three Way Catalytic Converter, Checking

Function test

- Connect the scan tool.

- Start the engine and let it run at idle.

- Select "Diagnostic mode 6: Check test results of components that are not continuously monitored".

- Select "Catalytic converter monitoring".

- Select following Test-ID.

- Check the specified values at idle.





- End diagnosis and switch the ignition off.

If the specified values are exceeded:

- Replace the catalytic converter with front exhaust pipe.

Final procedures

After repair work, the following work steps must be performed in the following sequence:

1. Check the DTC memory. Refer to => [ Diagnostic Mode 03 - Read DTC Memory ] Diagnostic Mode 03 - Read DTC Memory.

2. If necessary, erase the DTC memory. Refer to => [ Diagnostic Mode 04 - Erase DTC Memory ] Diagnostic Mode 04 - Erase DTC Memory.

3. If the DTC memory was erased, generate readiness code. Refer to => [ Readiness Code ] Monitors, Trips, Drive Cycles and Readiness Codes.

- End of diagnosis.