# Service bulletin 08\-009\-26

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 11027724
- Published by NHTSA: 2026\-01\-21
- Manufacturer's number: 08\-009\-26
- Manufacturer's date: 2026\-01\-13
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11027724-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11027724-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Trouble codes named

C008E, C2203

## Vehicles listed

- 2026 RAM 1500

JSON: [/v1/bulletins/11027724](/v1/bulletins/11027724)

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