Affected Component: ENGINE AND ENGINE COOLING

Date Published

SEP 21, 2022

NHTSA TSB #

10222076

TSB Document

• MC-10222076-0001.pdf

Summary

Service Bulletin - The MIL is on with P0420 (Catalyst System Efficiency Below Threshold). Sensors on the vehicle may misinterpret the catalyst as deteriorated or it may have deteriorated.