Due to incorrect software in the Data Communication Module (DCM) in your vehicle, the DCM cannot connect...
Toyota technical service bulletin 24TD04 for 2020-2023 Toyota Supra.
- Bulletin number
- 24TD04 (24TD04)
- Component
- Electrical system
- Summary
- Due to incorrect software in the Data Communication Module (DCM) in your vehicle, the DCM cannot connect to the 4G cellular service. Therefore, after the 3G cellular service was sunset, voice communication with service providers when using connected services like Emergency call and Roadside assistance, is not available.
Owners of these vehicles have filed 13 complaints in the electrical category.
Vehicles covered
- Toyota Supra 2020-2023 2020202120222023
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