2026 Jeep Wrangler DASM Software Update TSB
This TSB, identified as 2026 Jeep Wrangler manufacturer_communication, addresses Driver Assistant System Module (DASM) issues in the 2026 Jeep Wrangler. It covers DTCs like C2206-00 and C2318-49, which can cause warning messages such as 'ACC/FCW Unavailable Service Required'.
Symptoms of DASM Issues
Owners of the 2026 Jeep Wrangler may experience one or more of the following symptoms related to the Driver Assistant System Module (DASM):
- A Malfunction Indicator Lamp (MIL) illumination.
- Intermittent display of the message "ACC/FCW Unavailable Service Required" in the Instrument Panel Cluster (IPC).
- Display of the message "Service Adaptive Cruise Control" in the Instrument Panel Cluster (IPC).
- Advanced Driver Assistance System (ADAS) features, such as Adaptive Cruise Control (ACC), Advanced Emergency Braking (AEB), and Forward Collision Warning (FCW), may become unavailable.
Diagnostic Trouble Codes (DTCs)
The following Diagnostic Trouble Codes (DTCs) may be set in conjunction with the symptoms described above:
| Code | Description |
|---|---|
| C2206-00 | Vehicle Configuration Mismatch |
| C2318-49 | Front Camera - Internal Electronic Failure |
It is important to note that DTC C2206-00 can also be triggered after a recent aftermarket tire installation or other tire modifications. The updated software detailed in this 2026 Jeep Wrangler manufacturer_communication specifically addresses this condition.
Diagnosis and Trigger Conditions
A technician will confirm the presence of a Malfunction Indicator Lamp (MIL) illumination and one or more of the listed DTCs. The primary condition for this service bulletin is the vehicle exhibiting these fault codes, particularly C2206-00, which can arise from vehicle configuration discrepancies or even aftermarket tire changes.
Repair Procedure Summary
This technical service bulletin (NHTSA ID 11030207) involves inspecting and reprogramming the Driver Assistant System Module (DASM) with the latest available software. This software update is designed to resolve the underlying issues causing the DTCs and warning messages.
Important Warnings for Owners
Owners should be aware that the DTC C2206-00, "Vehicle Configuration Mismatch," can be set following the installation of aftermarket tires or other tire modifications. This software update is specifically intended to resolve this condition when it occurs.
Owner Action
If your 2026 Jeep Wrangler is displaying any of the mentioned warning messages, has an illuminated Malfunction Indicator Lamp, or if you suspect issues with your Advanced Driver Assistance Systems, it is recommended to visit an authorized Jeep dealership. They can diagnose the issue by checking for the relevant DTCs, including those covered by this 2026 Jeep Wrangler manufacturer_communication, and perform the necessary DASM software update.
Source: NHTSA ID 11030207
Frequently Asked Questions
- What does "ACC/FCW Unavailable Service Required" mean in my 2026 Jeep Wrangler?
- This message indicates a potential issue with your vehicle's Advanced Driver Assistance Systems (ADAS), often linked to the Driver Assistant System Module (DASM). It can be accompanied by DTCs like C2206-00 or C2318-49.
- Can aftermarket tires cause DTC C2206-00 in my Jeep Wrangler?
- Yes, according to NHTSA ID 11030207, the DTC C2206-00, indicating a "Vehicle Configuration Mismatch," can be triggered after installing aftermarket tires or making other tire modifications. A software update for the DASM is available to address this.
- What is the Driver Assistant System Module (DASM) update for the 2026 Jeep Wrangler?
- The DASM update, detailed in this 2026 Jeep Wrangler manufacturer_communication (NHTSA ID 11030207), involves reprogramming the module with the latest software to resolve issues causing warning messages and DTCs like C2206-00 and C2318-49, restoring ADAS functionality.
- How do I fix DTC C2318-49 in my 2026 Jeep Wrangler?
- DTC C2318-49, "Front Camera - Internal Electronic Failure," is addressed by a software update to the Driver Assistant System Module (DASM). You should visit an authorized Jeep dealership for diagnosis and the necessary software reprogramming.
What Jeep Wrangler owners report
Counted from the records in our database across 41 model years.
- 18,838
- Owner complaints
- 104
- Recalls
- 2,758
- Service bulletins
- 572
- Crashes reported
- 552
- Fires reported
- 435
- Injuries reported
The 2026 model year
12 complaints, the 39th most of 41 model years on file. Owners reported 1 crash, 0 fires and 0 injuries for this year, which also has 3 recalls on file.
Electrical System, the system this article covers, accounts for 3,613 of 18,838 complaints (19%), including 3 for 2026.
Complaints by model year
| 2006 | 730 | |
|---|---|---|
| 2007 | 1,750 | |
| 2008 | 1,904 | |
| 2010 | 686 | |
| 2012 | 836 | |
| 2018 | 1,827 | |
| 2019 | 747 | |
| 2021 | 963 | |
| 2024 | 970 | |
| 2026 | 12 |
Most-reported systems
- Steering — 3,929
- Electrical System — 3,613
- Power Train — 2,470
- Engine — 2,406
- Fuel System — 2,015
Latest recalls for the 2026 model year
- 26V531000 — Back Over Prevention (Aug 2026)
- 26V456000 — Wheels (Jul 2026)
- 26V224000 — Child Seat (Apr 2026)
Recent owner reports about electrical system
1. Deceptive Failure of Equipment: The "We Owe" document is a binding contract proving the dealer was required to deliver a functional towing infrastructure.
Read owner complaints →Driving safety concern. Important My new vehicle (Jeep Wrangler Rubicon X) 2026 abruptly shut down as I was driving and veering the steering wheel to the left.
Complaints are owner reports filed with NHTSA. They are unverified, and counts depend on how many vehicles were sold, so they are not a failure rate.
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