HONDA
03073
Manufacturer communications
- Publication date
- 2003-11-25
- Received by NHTSA
- 2004-01-08
- NHTSA record numbers
- 10004795
Manufacturer summary
Original wording in English
MALFUNCTION INDICATOR LAMP IS ON WITH DIAGNOSTIC TROUBLE CODE P0420 (CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD) IS STORED. *TT *MJ
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Honda
P0420CATALYST SYSTEM EFFICIENCY BELOW THRESHOLDCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.