Jeep Cherokee 2015–2016 — technical service bulletin
Bulletin 18-068-16 · NHTSA communication 10140127 · issued Jun 16, 2016
Technical service bulletin
communication type
Engine and Engine Cooling
component
2015–2016
model years
2
vehicle entries
Official summary
MIL Illumination: DTCs P112C and/or P112D This bulletin involves replacing the Post Catalyst Position O2 Sensor. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) stored or active: · P112C - O2 Sensor 2/1 Pumping Undercurrent. · P112D - O2 Sensor 2/1 Pumping Overcurrent.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.