JEEP
18-043-24
Manufacturer communications
- Publication date
- 2024-05-03
- Received by NHTSA
- 2024-06-06
- NHTSA record numbers
- 11001132
Manufacturer summary
Original wording in English
"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P219A - Bank 1 Air-fuel Ratio Imbalance.
• P219B - Bank 2 Air-fuel Ratio Imbalance. The customer may experience one or more of the following:
• Drivability issues.
• Lack of torque delivery. This bulletin involves reprogramming the PCM with the latest available software."
• P219A - Bank 1 Air-fuel Ratio Imbalance.
• P219B - Bank 2 Air-fuel Ratio Imbalance. The customer may experience one or more of the following:
• Drivability issues.
• Lack of torque delivery. This bulletin involves reprogramming the PCM with the latest available software."
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Jeep
P219ABank 1 Air-fuel Ratio ImbalanceJeep
P219BBank 2 Air-fuel Ratio ImbalanceCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Jeep | GRAND CHEROKEE | 2021 |