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December 6, 2025 Service bulletin

Complaint An instrument cluster message "Rear axle steering fault, stop immediately" is very briefly...

Mercedes-Benz technical service bulletin LI46.80-P-080054 for 2024-2025 Mercedes-Benz E350, 2023-2026 Mercedes-Benz GLC 300 and 2024 Mercedes-Benz E 450 and others.

Bulletin number
LI46.80-P-080054
Component
Suspension
Summary
Complaint An instrument cluster message "Rear axle steering fault, stop immediately" is very briefly illuminated in the instrument cluster upon vehicle start-up, prior to driving. No fault codes stored in the rear axle steering control unit N68/4. Cause Asynchronous start-up of control units in the vehicle. Remedy The message clears once the head unit receives the rear axle steering signal. Perform a software update to A26/17 control unit - MBUX multimedia system + instrument cluster (head unit) CIVIC206; the software version must be at least 333.8. NOTE: To verify the head unit is on the correct software version: • Navigate to A26/17 (Head Unit) Control Unit Log. • Locate "Control Unit Specific Data" near the bottom. • Verify "E-Stand" number is at least 333.8.

Owners of these vehicles have filed 3 complaints in the suspension category.

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