Engine does not restart from ECO start
Mercedes-Benz technical service bulletin LI15.30-P-078376 for 2023 Mercedes-Benz GLE 450, 2023 Mercedes-Benz E 450 and 2023 Mercedes-Benz GLS 450 4matic and others.
- Bulletin number
- LI15.30-P-078376
- Component
- Engine
- Summary
- Complaint Engine does not restart from ECO start. Hybrid system malfunction (Gears symbol) in instrument cluster. Fault codes below may be stored in ISA control unit. P0A44B2- Drive motor "A" Position Sensor Circuit Overspeed. The speed is below the threshold value. P0AFB00- The power supply of high voltage on-board electrical system is too high. Cause Reduced current output to ISA during ECO start. Remedy If additional faults are stored for 48V system components, process these first. Update software of ISA control unit. New software numbers - A2569022304 A2569033903
Owners of these vehicles have filed 13 complaints in the engine category.
Vehicles covered
- Mercedes-Benz GLE 450 2023 2023
- Mercedes-Benz E 450 2023 2023
- Mercedes-Benz GLS 450 4matic 2023 2023
- Mercedes-Benz CLS 450 2023 2023
- Mercedes-Benz AMG E53 2023 2023
- Mercedes-Benz AMG Gle53 4matic+ 2023 2023
- Mercedes-Benz AMG GT53 2023 2023
- Mercedes-Benz AMG GT43 2023 2023
- Mercedes-Benz S 500 2023 2023
- Mercedes-Benz S 580 E 2023 2023
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