2021-2022 Toyota Vehicles Musty Smell Remediation TSB

Symptoms

Owners of certain 2021-2022 Toyota vehicles, including the Toyota Camry, may notice a persistent musty smell inside the cabin. This condition typically arises after the vehicle has experienced water intrusion. The odor can be unpleasant and indicates the presence of moisture-related issues within the vehicle's interior.

Diagnosis and Trigger Conditions

The primary trigger for this condition is water intrusion into the vehicle's interior. This can lead to the growth of mold or mildew, resulting in a musty odor. Toyota's Service Bulletin 10204571 addresses this specific issue, providing guidance for dealerships to identify and resolve the problem. If you experience a musty smell in your Toyota Camry, especially after heavy rain or flooding, it's important to have it inspected.

Remediation Procedure Summary

Toyota has provided a service bulletin to guide technicians through the odor remediation process for vehicles affected by water intrusion. The procedure involves several key steps to effectively eliminate the musty smell.

1. Vehicle Preparation: Before remediation, the interior of the vehicle must be thoroughly prepared. This involves removing affected components and ensuring the area is ready for treatment.
2. Vendor Arrangement: The bulletin instructs dealers to contact an approved vendor who specializes in odor remediation services. This ensures professional and effective treatment of the affected areas.
3. Post-Remediation Preparation: After the remediation is completed by the vendor, the vehicle's interior needs to be prepared for reassembly. This includes any necessary cleaning or drying steps to prevent recurrence of the odor.

Technicians are advised to consult model and model year-specific Repair Manuals for detailed instructions and to refer to the EPA website for the latest safety guidelines regarding mold and odor remediation.

Owner Action

If you detect a musty smell in your 2021-2022 Toyota vehicle, particularly if you suspect water intrusion, it is recommended to contact your authorized Toyota dealership. The dealership will follow the guidelines outlined in TSB 10204571 to diagnose the cause of the musty smell and arrange for appropriate odor remediation. This process aims to restore the vehicle's interior to a fresh and comfortable condition.

Source: NHTSA ID 10204571