WenmarOpen by Wenmar Pro

Service bulletin 08-295-25

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11023068
Published by NHTSA2025-09-10
Manufacturer's number08-295-25
Manufacturer's date2025-09-04
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Flash: Driver Assistant System Module (DASM) Updates *Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician must find the following Diagnostic Trouble Code (DTC) has been set:** ● C1409-97 - Radar Sensor Blind - Component Or System Operation Obstructed Or Blocked. In addition, the customer must also comment on one or more of the following: ● "ACC not available" message displayed on the Instrument Panel Cluster (IPC). ● "Highway Assist not available" message displayed on the IPC.** ● Highway Assist steering wheel vibration This bulletin involves updating the DASM with the latest available software.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Trouble codes named

C1409

Vehicles listed
ALFA ROMEO TONALE2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
08-345-262026-09-30. Service bulletin. Flash: Body Control Module (BCM) Updates Customers may experience the following: SYMPTOM: ● The battery is depleted, vehicle will not start. NOTE: The depleted battery is due to a high Ignition Off Draw (IOD) current. This bulletin involves reprogramming the BCM with the latest available software.
08-252-262026-07-02. Service bulletin. Heated Seats and Heated Wheel Turn Off Or Become Disabled Customers may comment on the following: ● Customer may comment that their Heated Seats and Heated Steering Wheel will turn off or become disabled (button grayed out on display screen) while driving the vehicle.
08-251-262026-07-02. Service bulletin. Body Control Module (BCM) Missing Generic Flash Support Technicians may experience the following: ● After replacing the BCM, a flash file does not appear / display in wiTECH
08-200-262026-05-20. Service bulletin. Instrument Panel Cluster (IPC) Content Missing Or Screen Blank Customers may experience the following: ● IPC content missing, display abnormal or screen blank
08-200-262026-05-13. Service bulletin. Instrument Panel Cluster (IPC) Content Missing Or Screen Blank Customers may experience the following: ● IPC content missing, display abnormal or screen blank
08-148-262026-04-22. Service bulletin. The following software enhancement is available: ● This software update enables the feature Active Cabin Ventilation (ACV). This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The TBM software will be updated from 5.49.0, 5.53.0 or 5.43 to 5.53 software level. NOTE: National launch for this FOTA update is expected to begin: April 14, 2025.
S228A000025 REV.A2026-03-05. Service bulletin. Harman R1H Uconnect 5 Radio Software Flash Error Codes
08-044-262026-02-12. Service bulletin. Flash: Auxiliary Hybrid Control Processor Customers may experience the following: SYMPTOM: ● **The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present in the Instrument Panel Cluster (IPC) when the scheduled cabin condition is not performed as planned.** , Labor Description, Repair Procedure steps
08-402-252025-12-17. Service bulletin. Flash: Power Inverter Module (PIM) Updates Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned. This bulletin involves reprogramming the Auxiliary Hybrid Control Processor (AHCP) and Hybrid Control Processor (HCP) also known as PIM, with the latest available software
08-394-25 REV. A2025-12-17. Service bulletin. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure.