# Service bulletin S2508000098

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: 11025035
- Published by NHTSA: 2025\-11\-05
- Manufacturer's number: S2508000098
- Manufacturer's date: 2025\-11\-01
- NHTSA component: SERVICE BRAKES

## NHTSA's summary

Auto Emergency Braking Unavailable/Service Required Message on Cluster

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11025035-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11025035-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- 2025 to 2026 RAM 2500
- 2025 to 2026 RAM 3500
- 2025 to 2026 RAM 4500
- 2025 to 2026 RAM 5500

## Recalls for the same vehicles and component

- [2026479](/recalls/tc/2026479.md), 2026-10-06: Brakes
- [2026192](/recalls/tc/2026192.md), 2026-04-16: Brakes
- [25V530000](/recalls/nhtsa/25V530000.md), 2025-08-18: SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

## Other bulletins for the same vehicles and component

- [S2523000055 REV.D](/bulletins/11034387.md), 2026-07-02, Service bulletin: POWER TRAIN; SERVICE BRAKES. Mil\-On/Check Engine Lamp \(CEL\), Antilock Brake System \(ABS\) Lamp, Diagnostic Trouble Code \(DTCs\).
- [S2523000055 REV.C](/bulletins/11033304.md), 2026-06-03, Service bulletin: ENGINE; SERVICE BRAKES. Mil\-On/Check Engine Lamp \(CEL\), Antilock Brake System \(ABS\) Lamp, Diagnostic Trouble Code \(DTCs\).
- [03D Campaign](/bulletins/11029785.md), 2026-03-05, Other: SERVICE BRAKES; ELECTRICAL SYSTEM. Fleet Campaign Parts Ordering Process \(03D\)
- [08\-056\-26](/bulletins/11029664.md), 2026-03-05, Service bulletin: ELECTRICAL SYSTEM; SERVICE BRAKES. Flash: Brake System Control Module \(BSCM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● C0037\-2F \- Left Rear Wheel Speed Sensor \- Signal Erratic. ● C003A\-2F \- Right Rear Wheel Speed Sensor \- Signal Erratic. Customers may also comment on the following: ● When either or both DTCs are set the ABS light will turn on and vehicle will lose ABS, Trailer Sway Control \(TSC\) and Electronic Stability Control \(ESC\) functions. , new LOPs, new Claims Data info, new
- [110082](/bulletins/11028785.md), 2026-02-12, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM. MODULE \- TRAILER BRAKE \& TOWING CONTROL
- [08\-021\-26](/bulletins/11028220.md), 2026-02-04, Service bulletin: ELECTRICAL SYSTEM; SERVICE BRAKES. 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\-6774 \-2\-
- [08\-020\-26](/bulletins/11028219.md), 2026-02-04, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM. 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\-
- [S2505000003](/bulletins/11026634.md), 2025-12-17, Service bulletin: SERVICE BRAKES. Diagnostic Trouble Code \(DTC\) C0050\-00\-Brake System Hydraulic Leak Set After Recent Repair.
- [S2523000055 REV.A](/bulletins/11024618.md), 2025-10-29, Service bulletin: SERVICE BRAKES. Mil\-On/Check Engine Lamp \(CEL\), Antilock Brake System \(ABS\) Lamp, Diagnostic Trouble Code \(DTCs\).
- [S2508000090](/bulletins/11024614.md), 2025-10-29, Service bulletin: ELECTRICAL SYSTEM; SERVICE BRAKES. Brakes Appear to Drag After Setting Trailer Brake Feature in the Radio Settings

JSON: [/v1/bulletins/11025035](/v1/bulletins/11025035)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20S2508000098&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11025035&vehicle=Service%20bulletin%20S2508000098)