Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain...
Jeep technical service bulletin 18-021-16 REV. B for 2016 Jeep Wrangler.
- Bulletin number
- 18-021-16 REV. B
- Component
- Engine
- Summary
- Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set: · P0305 - Cylinder 5 Misfire. · P0300 - Multiple Cylinder Misfire. · P0335 - Crankshaft Position Sensor Circuit. · P0306 - Cylinder 6 Misfire. The following enhancements are also included in this software update: · Cruise control calibration improvement. · Improved engine misfire calibration on automatic transmission vehicles.
Owners of these vehicles have filed 94 complaints in the engine category.
Vehicles covered
- Jeep Wrangler 2016 2016
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