DTC U3000:04 (Telematics communication unit internal malfunction) stored after the connected service...
Mazda technical service bulletin 09-001-23 for 2021-2023 Mazda MAZDA3, 2021-2023 Mazda CX-5 and 2021-2023 Mazda CX-9 and others.
- Bulletin number
- 09-001-23
- Component
- Electrical system
- Summary
- Some vehicles may exhibit DTC U3000:04 (Telematics communication unit internal malfunction) stored after the connected service contract has been discontinued (only vehicles in which the customer opted out of CV services are affected - CSP04). This is caused by improper control software of telematics communication unit. To eliminate this concern, the control software of telematics communication unit has been modified.
Owners of these vehicles have filed 81 complaints in the electrical category.
Vehicles covered
- Mazda MAZDA3 2021-2023 202120222023
- Mazda CX-5 2021-2023 202120222023
- Mazda CX-9 2021-2023 202120222023
- Mazda CX-30 2021-2023 202120222023
- Mazda CX-50 2023 2023
- Mazda MX-30 PHEV 2022 2022
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