Test-ID 33 ($21): Catalyst Monitor Bank 1
WARNING: This page is about a different car, the 2009 Audi A4, 2008 Audi A4, 2007 Audi A4, 2006 Audi A4, and 2005 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
- Connect the diagnostic tester.
- Start the engine and let run at idle speed.
- Select "Mode 6: Check test the results of components that are not continuously monitored".
Select "Test-ID 33 ($21)".
- Select the desired "Test-ID".
- Check specified values at idle.
| Test-ID (TID) (Hex-ID) | DTC | Component or System | Min. | Max. | Additional Information |
|---|---|---|---|---|---|
| 132 ($84) | P0421 | Conversion Capability (storage) Check. | 0 | 0.797 | Refer to DTC P0421 in Additional exhaust regulation . |
- If any component or system fails to meet the specified values, refer to Diagnostic "Mode 03: Interrogating Fault Memory" to check for stored DTCs or the corresponding diagnostic repair procedure.
- Switch the ignition off.
- End of diagnosis.