Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
Jeep technical service bulletin 18-044-26 for 2019-2026 Jeep Grand Cherokee, 2018-2022, 2025-2026 Jeep Wrangler and 2019-2023, 2026 Jeep Cherokee and others.
- Bulletin number
- 18-044-26
- Component
- Engine
- Summary
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored status) ● P0071-00 - Ambient Air Temperature Sensor Performance. (In Active or Stored status) ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. (In Active or Stored status) ● P0073-00 - Ambient Air Temperature Sensor Circuit "A" High. (In Active or Stored status) ● P0011-00 - Bank 1 Camshaft 1 Position Timing Over Advanced Or. (In Active or Stored status) ● P25E4-00 - B Camshaft Position - Unable To Achieve Locked Position Bank 1. (In Active or Stored status) ● P05BD-00 - Stop-Start Mode Switch Range/Performance. (In Active or Stored status) ● P0116-00 - Engine Coolant Temperature Sensor 1 Performance. (In Active or Stored status) ● P062B-00 - Internal Control Module Fuel Injector Control Performance. (In Active or Stored status) ● P0604-00 - Internal Control Module Random Access Memory Ram Error. (In Active or Stored status) ● P060C-00 - Internal Control Module Main Processor Performance. (In Active or Stored status) ● P018B-00 - Fuel Pressure Sensor "B" Circuit Range/performance. (In Active or Stored status) ● P1CEA-00 - Boost Side EVAP Purge System Performance. (In Active or Stored status) ● P06DD-00 - Engine Oil Pressure Control Circuit Performance/Stuck Off. (In Active or Stored status) ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking. (In Active or Stored status) ● P0300-00 - Multiple Cylinder Misfire. (In Active or Stored status) Customers may also experience one or more of the following: ● Oil Level High Warning in the Instrument Panel Cluster (IPC). ● Fully Autonomous Parking Assist (FAPA) is not deactivated when accelerator pedal is pressed. ● Vehicle is not heating up fast enough at freezi
Owners of these vehicles have filed 5,348 complaints in the engine category.
Vehicles covered
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- Jeep Wrangler 2018-2022, 2025-2026 2018201920202021202220252026
- Jeep Cherokee 2019-2023, 2026 201920202021202220232026
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- Ram 2500 2019-2026 20192020202120222023202420252026
- Chrysler 300 2019-2023 20192020202120222023
- Jeep Compass 2024-2026 202420252026
- Ram 3500 2019-2026 20192020202120222023202420252026
- Dodge Challenger 2019-2023 20192020202120222023
- Jeep Gladiator 2020-2022 202020212022
- Chrysler Pacifica Plug-In Hybrid 2017-2026 20192020202120222023202420252026
- Jeep Wagoneer 2022-2026 20222023202420252026
- Jeep Grand Cherokee L 2021-2026 202120222023202420252026
- Jeep Grand Cherokee 4xe 2021-2026 202120222023202420252026
- Chrysler Voyager 2020-2026 2020202120222023202420252026
- Jeep Wrangler 4xe 2020-2022, 2025-2026 20202021202220252026
- Jeep Grand Wagoneer 2022-2026 20222023202420252026
- Ram 5500 2019-2026 20192020202120222023202420252026
- Jeep Wagoneer S 2024-2026 202420252026
- Ram 4500 2019-2026 20192020202120222023202420252026
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