RAM
21-050-24
Manufacturer communications
- Publication date
- 2024-09-26
- Received by NHTSA
- 2024-10-01
- NHTSA record numbers
- 11008217
Manufacturer summary
Original wording in English
"Flash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC):
• P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Customers may also comment on the following:
• Transmission randomly shifts into neutral gear while driving. NOTE: The vehicle can be reset with an ignition/key cycle from Off and then back to Start to allow the vehicle to shift normally. This bulletin involves reprogramming the TCM with the latest available software."
• P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Customers may also comment on the following:
• Transmission randomly shifts into neutral gear while driving. NOTE: The vehicle can be reset with an ignition/key cycle from Off and then back to Start to allow the vehicle to shift normally. This bulletin involves reprogramming the TCM 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
P1DCD-00TCM Monitoring Processor Performance Multiple Clutches Locked UpCheck 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 | PROMASTER | 2022 |