ACURA
B19-049
Manufacturer communications
- Publication date
- 2019-08-14
- Received by NHTSA
- 2019-08-20
- NHTSA record numbers
- 10164056
Manufacturer summary
Original wording in English
Service Bulletin - The MIL comes on with DTC P0420 (rear bank catalyst system efficiency below threshold [bank 1]).
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Acura
P0420rear bank catalyst system efficiency below threshold [bank 1]Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.