Home08-020-26 · RAM
RAM

08-020-26

Manufacturer communications

Publication date
2026-01-28
Received by NHTSA
2026-02-04
NHTSA record numbers
11028219

Manufacturer summary

Original wording in English

Flash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set at least one of the following Diagnostic Trouble Codes (DTCs):
• C2203-00 - Current VIN Missing/Mismatch.
• C008E-00 - ECU Internal Performance with Environmental Data Decode Byte: APP_FATAL_ERROR_APP_CONFIGURATION_ERROR_FAULT. Customers may also comment on one or more of the following:
• The Instrument Panel Cluster (IPC) is displaying one or more of the following messages: ○ "ACC/FCW Unavailable Service Required". ○ "ACC/FCW Limited Functionality". ○ "Active Lane Management Limited Functionality." ○ "Active Lane Management Unavailable Service Required". ○ "Automatic Emergency Braking (AEB) Limited Service Required". ○ "AEB Unavailable Service Required". ○ "Blindspot Detection Unavailable Service Required" ○ "Blindspot Detection Limited Functionality"
• Customer states that the ADAS features are disabled. This bulletin involves reprogramming of the CADM with the latest available software and possibly performing a Forward Facing Camera (FFC) Dynamic Service Alignment / Calibration procedure. J08 FSAR-TSB-6773 -2-

NHTSA manufacturer communications ↗

Reported code forms

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
Ram25002026
Ram35002026
Ram45002026
Ram55002026

Data coverage →