This TSIB provides information to provide a software update
Mci technical service bulletin TSIB 26-01 for 2019-2026 Mci J4500, 2019-2024 Mci D4500 and 2019-2024 Mci D4505 and others.
- Bulletin number
- TSIB 26-01
- Component
- Electrical system
- Summary
- This TSIB provides information to provide a software update. Some coaches using MCC HVAC Eco-Tempo ECU # 07-10-009 software T35-1581 / V1.04 may be experiencing random fault codes due to MCC software errors.
Vehicles covered
- Mci J4500 2019-2026 20192020202120222023202420252026
- Mci D4500 2019-2024 201920202021202220232024
- Mci D4505 2019-2024 201920202021202220232024
- Mci D4000 2019-2022 2019202020212022
- Mci D4000istv 2019-2023 20192020202120222023
- Mci D4005 2019-2021 201920202021
- Mci D45CRTLE 2019-2025 2019202020212022202320242025
- Mci J3500 2019-2025 2019202020212022202320242025
- Mci D4520 2020-2025 202020212022202320242025
- Mci J4500E 2020-2021, 2023, 2025 2020202120232025
- Mci D45crtele 2021-2024 2021202220232024
- Mci D4020istv 2024-2025 20242025
- Mci D45CRT 2024-2025 20242025
- Mci D45CRTE 2024 2024
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