Flash: Powertrain Control Module (PCM) Updates
Jeep technical service bulletin 18-016-20 for 2019 Jeep Renegade.
- Bulletin number
- 18-016-20
- Component
- Electrical system: software
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set:P0238-00 - Positive Boost Pressure Governor Deviation Low Pressure Signal Calculation Failure. Customer may also notice:Erratic engine idle. Premature alternator pulley failure. Other software enhancements include:Improvement to avoid soot formation in the intake system that can cause engine speed oscillation at idle. Improvement to the alternator strategy to prevent alternator pulley failure.
Owners of these vehicles have filed 27 complaints in the electrical category.
Vehicles covered
- Jeep Renegade 2019 2019
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