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Jeep TSB #18-024-16
2011 Jeep Wrangler
TSB Document:
Affected Component: STRUCTURE
- 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.
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