MAZDA
01-004-22
Manufacturer communications
- Publication date
- 2022-05-13
- Received by NHTSA
- 2022-06-04
- NHTSA record numbers
- 10213183
Manufacturer summary
Original wording in English
Some customers may experience the CHECK ENGINE light ON at idle with DTC P22FB:00 [DCU] and P1640:00 [PCM] stored in memory. *P22FB:00 [DCU]: NOx sensor No.1: On-board diagnostics canceled *P1640:00 [PCM]: Powertrain DTCs available in dosing control unit This is caused by a false malfunction detection occurring under certain conditions. To eliminate this concern, the detection condition of DTC P22FB:00 has been changed.
Reported code forms
Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.