T180/T280/T380/T480 paccar TX-8
Kenworth technical service bulletin T020 - KW for 2024-2026 Kenworth T380, 2024-2026 Kenworth T280 and 2024-2025 Kenworth T180 and others.
- Bulletin number
- T020 - KW (T020 - KW)
- Component
- Electrical system
- Summary
- T180/T280/T380/T480 PACCAR TX-8 Transmission Software Update for Wheel Speed Sensor Fix-As-Fail Certain T180 / T280 / T380 / T480 chassis equipped with a PACCAR TX-8 transmission received transmission software with an incorrect software variable. This software issue may cause Wheel Speed Sensor DTC 521215-2 to set, the Transmission Dash Light to Illuminate, and restricted shifting . A software update is now available to fix the issue.
Vehicles covered
- Kenworth T380 2024-2026 202420252026
- Kenworth T280 2024-2026 202420252026
- Kenworth T180 2024-2025 20242025
- Kenworth T480 2024-2026 202420252026
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