Jeep Cherokee 2016 — technical service bulletin
Bulletin 18-032-17 · NHTSA communication 10140059 · issued Mar 31, 2017
Technical service bulletin
communication type
Electrical System
component
2016
model years
1
vehicle entries
Official summary
Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, the technician may find one or more of the following DTCs: P1186 - Cylinder 1 Oil Supply Solenoid Valve Switch Off Time Out Of Range P0128 - Cylinder 2 Oil Supply Solenoid Valve Switch Off Time Out Of Range P0101 - Mass Air Flow Sensor "A" Circuit Performance. P1066 - Cylinder 1 Oil Supply Solenoid Valve Switch Off T
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.