Mazda TSB #SA-004-18
2011 Mazda CX-9
Affected Component: ENGINE (PWS)
- Summary
- ome customers may complain of a check engine light on while driving the vehicle. If DTCs P2A04:00, P2272:00 and/or other DTCs are found during diagnosis, follow the repair procedure below. P2A04:00 - HO2S (LH) circuit range/performance, P2272:00 - HO2S (LH) signal stuck lean