JEEP

18-002-22 REV. A

2022-12-01 · NHTSA 10229782

목록의 차량은 조사 단서입니다. 제조사 자료에서 엔진, 생산 기간, 소프트웨어 조건을 확인하세요.

제조사 요약

영어 원문

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, a technician may find one or more of the following DTCs have been set: P016F - Closed Loop Fuel Pressure Control At Limit - Pressure Too Low. P025C - Fuel Pump Module Control Circuit Low. P0300-00 - Multiple Cylinder Misfire. P0301-00 - Cylinder 1 Misfire. P0302-00 - Cylinder 2 Misfire. P0303-00 - Cylinder 3 Misfire. P0304-00 - Cylinder 4 Misfire. P0305-00 - Cylinder 5 Misfire. P0403-00 - EGR Control Circuit Open (Disabled Fault). P208B - Reductant Pump 1 Control Performance. P04DB - Crankcase Ventilation System Disconnected. P040F - EGR Temperature Sensor A-B Correlation. P225D - Nox Sensor 1/1 Performance - Signal Stuck Low. P0088 - Fuel Rail Pressure Too High. P0404 - EGR ?A? Control Circuit Range/Performance. P20C6 - Reductant Heater 4 Control Circuit Performance. P0524 - Low oil pressure (during start up in cold ambient temps). P249C-00 - Excessive Time To Enter Closed Loop Reductant Injection Control. P02E8-00 - Diesel Intake Air Flow Position Sensor Circuit Low. P20FB-00 - Reductant Pump 2 Control Performance. P065A-00 - Generator System Performance. Customers may experience one or more of the following: Slow acceleration. Reduced vehicle speed&torque in high and 4 low. Poor cold idle stability. Poor idle quality with AC on. Excessive engine speed oscillations at tachometer red-line. Following a long key-on situation, poor cold start and idle stability. Cold hard start/extended crank. Block heater not providing a proper cold start and stable idle. High idle speeds at altitude when remote start is active. The cruise control and speed limited set speed doesn?t match the speedometer. It could be up to 2.5 kph (1.5 mph) difference. Other Software enhancements:Low speed engine idle improvements. Improved engine restart performance

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