Three Way Catalytic Converter (TWC), Checking

Three Way Catalytic Converter (TWC), Checking

Function test
- Connect the diagnostic tester.
- Start engine and let it run at idle.
- Select "Diagnostic mode 6: Check test results of components that are not continuously monitored".
- Select "Test-ID 33 ($21): Catalytic converter monitoring".
- Select Test-ID 132 ($84).
- Check specified values at idle.







- End diagnosis and switch ignition off.

If specified values are exceeded:
- Replace front exhaust pipe with catalytic converter.

Assembly is performed in the reverse order of removal, note the following:

Final procedures
After repair work, the following work steps must be performed in the mentioned sequence:
1. Check the DTC memory.
2. If necessary, erase the DTC memory.
3. If the DTC memory was erased, generate readiness code.

- End of diagnosis.