174 with MB.OS 2.1.3 ‑ Driver Assistance System Limited in Instrument Cluster and Does Not Self‑ Extinguish
Mercedes-Benz technical service bulletin LI54.71-P-080956 for 2026-2027 Mercedes-Benz Cla 250+ (EV), 2026-2027 Mercedes-Benz Cla 350 4matic (EV) and 2027 Mercedes-Benz CLA 220.
- Bulletin number
- LI54.71-P-080956
- Component
- Electrical system
- Summary
- Complaint 174 with MB.OS 2.1.3 ‑ Driver Assistance System Limited in Instrument Cluster and Does Not Self‑ Extinguish. When vehicle is shut off, instrument cluster message appears for "Driver Assistance Systems Available". N62/5 with U142791 and Error ID 107 (Coding Mismatch). Cause Coding mismatch between the head unit (A26/17) and the intelligent drive controller (N62/5). Remedy Perform initial startup of the head unit (A26/17).
Vehicles covered
- Mercedes-Benz Cla 250+ (EV) 2026-2027 20262027
- Mercedes-Benz Cla 350 4matic (EV) 2026-2027 20262027
- Mercedes-Benz CLA 220 2027 2027
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