RAM
18-069-25
Manufacturer communications
- Publication date
- 2025-07-24
- Received by NHTSA
- 2025-07-31
- NHTSA record numbers
- 11021026
Manufacturer summary
Original wording in English
Not applicable to vehicles built for US market. 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):
• P0868-00 - Transmission Fluid Pressure Low.
• P0933-00 - Hydraulic Pressure Sensor Range/performance
• P0735-00 - Gear 5 Shift Incorrect Ratio.
• P0729-00 - Gear 6 Shift Incorrect Ratio. Customers may also experience one or more of the following:
• While driving the vehicle, the Instrument Panel Cluster (IPC) is showing a transmission overheat message.
• Check engine light illuminates and will turn on and off while driving.**
• 68RFE Transmission sump temperature derate. **This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.**
• P0868-00 - Transmission Fluid Pressure Low.
• P0933-00 - Hydraulic Pressure Sensor Range/performance
• P0735-00 - Gear 5 Shift Incorrect Ratio.
• P0729-00 - Gear 6 Shift Incorrect Ratio. Customers may also experience one or more of the following:
• While driving the vehicle, the Instrument Panel Cluster (IPC) is showing a transmission overheat message.
• Check engine light illuminates and will turn on and off while driving.**
• 68RFE Transmission sump temperature derate. **This bulletin involves inspecting and possibly 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.
Ram
P0729-00Gear 6 Shift Incorrect RatioRam
P0735-00Gear 5 Shift Incorrect RatioRam
P0868-00Transmission Fluid Pressure LowRam
P0933-00Hydraulic Pressure Sensor Range/performanceCheck 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 |
|---|---|---|
| Ram | 2500 | 2020 |