Jeep Wrangler 2010–2011 — technical service bulletin
Bulletin 18-024-16 · NHTSA communication 10224618 · issued Apr 1, 2016
Technical service bulletin
communication type
Fuel System, Gasoline
component
2010–2011
model years
2
vehicle entries
Official summary
Flash: 3.8L Diagnostic And System Improvements software. The customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTC): · U0140 Lost Communication With Body Control Module. Attempting to clear the DTC may be unsuccessful. Other enhancements included in this update: · Improved fuel pump relay operation. · Improved remote start time after key activation. · Improved Automatic Shutdown Relay (ASD) timer calibration.
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.