JEEP

08-114-26 REV. A

2026-05-21 · NHTSA 11032974

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

Manufacturer summary

Original wording in English

Flash: Driver Assistant System Module (DASM) Updates IMPORTANT! **This TSB CANNOT BE APPLIED unless BOTH of the following customer symptoms are met: 1. The customer recently had aftermarket tires installed or had a tire modification where the circumference of tire INCREASED and 2. A Malfunction Indicator Lamp (MIL) Illumination is present with DTC C2206-00 Vehicle Configuration Mismatch present and ACTIVE.** Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● C2206-00 - Vehicle Configuration Mismatch. NOTE: DTC C2206-00 can trigger after a recent aftermarket tire installation or tire modification. This updated software is to address this DTC set by this condition. Customers may also experience one or more the following: ● Advanced Driver Assistance System features such as Adaptive Cruise Control (ACC), Advanced Emergency Braking (AEB) and Forward Collision Warning (FCW) are not available. ● "ACC/FCW Unavailable Service Required" message intermittently in the Instrument Panel Cluster (IPC). ● "Service Adaptive Cruise Control" message is displayed in the IPC. This bulletin involves inspecting and reprogramming of the DASM with the latest available software.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.