Three Way Catalytic Converter (TWC), checking

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2001 Volkswagen Jetta, 2000 Volkswagen Jetta, 2000 Volkswagen Golf, 2000 Volkswagen GTI, and 1999 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Function test

Perform the function test in Diagnostic Mode 06. Refer to → Diagnostic Mode 06: Checking test results of components that are not continuously monitored .
End diagnosis and switch the ignition off.

If the specified values are exceeded:

Replace the catalytic converter with front exhaust pipe.

Final procedures

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

Check the DTC memory. Refer to.
If necessary, erase the DTC memory. Refer to.
If the DTC memory was erased, generate readiness code. Refer to.

End diagnosis