Affected Component: ELECTRICAL SYSTEM

Date Published
OCT 16, 2018
NHTSA TSB #
10146073
TSB Document
Summary
Servicenews article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM to think that sensor 2 is stuck rich.