RAM
25-003-17 REV. A
Manufacturer communications
- Publication date
- 2017-06-24
- Received by NHTSA
- 2018-06-04
- NHTSA record numbers
- 10138931 · 10219909
Multiple filings of the same bulletin are grouped here; original record numbers remain available.
Manufacturer summary
Original wording in English
Flash: Dosing Control Unit (DCU) Diagnostic and System Improvements This bulletin involves reprogramming the DCU with the latest available software and if necessary replacing the unit. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following Diagnostic Trouble Codes (DTCs):P207F - Reductant Quality Performance. P202C - Reductant Tank Heater Control Circuit High. P203B - Reductant Level Sensor 1 Circuit Performance.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Ram
P202CReductant Tank Heater Control Circuit HighRam
P203BReductant Level Sensor 1 Circuit PerformanceCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.