# Service bulletin LI80.20\-P\-078308

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 11022923
- Published by NHTSA: 2025\-09\-08
- Manufacturer's number: LI80.20\-P\-078308
- Manufacturer's date: 2025\-09\-05
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Complaint One of the flush door handles \(Also referred to as Seamless Door Handles\) does not extend/retract \(and/or\) the KeylessGo sensor surfaces do not respond. Cause Multiple possible causes can be inferred from the table, see remedy \(additionally as reference table in attachment\). Remedy 1\) KeylessGo sensor surfaces do not respond. Door handles can extend/retract if the key is used for locking/unlocking. No particular fault code. Perform an A17/x \(handle controller\) reset via XENTRY \(for example see attachment \- under actuations tab for A17/x controller\) \-\> add\-on is available \(add\-on 32204 for XENTRY version 06/25\) Please use one of the following damage codes: 8213H; 82197; 8213K; 82198 2\) Surface\-flush door handle fails to retract and/or extend One or more of the following fault codes are current and stored: B185D96; B185E96; B186196; B186296 A control unit event log for the component part concerned \(A17/x\) must be created and the following values checked in the "Component Errors" section: Motor\_bridge\_connection\_fatal\_error = True \(for example, see attachment\) OR Motor\_bridge\_wrong\_direction\_fatal\_error = True \(for example, see attachment\) If one of the values is "True": Perform an SCN coding on the door handle A17/x via XENTRY \-\> add\-on is available \(add\-on 32280 for XENTRY version 06/25\) The faults must be deleted after SCN coding. Please use one of the following damage codes: 80A0F; 80N0F; 80N0G; 80A0G 3\) Surface\-flush door handle fails to retract and/or extend One or more of the following fault codes are current and stored: B185D96; B185E96; B186196; B186296 A control unit event log for the component part concerned \(A17/x\) must be created and the following value checked in the "Component Errors" section: Motor\_init\_error\_for\_sensors = True \(for example, see attachment\) If the value is "True" Bearing bracket must be replaced. Please use one of the following damage codes: 80A0F; 80N0F; 80N0G; 80A0G 4\) Surface\-flush door handle fails to retract and/or extend The fault code B185911 is stored in the DCU \(N69/X\). The motor resistance is too low. Bearing bracket must be replaced. Please use one of the following damage codes: 80A0D; 80N0D; 80N0E; 80A0E If after the remedy points above are performed and the problem is still present, then please create a TIPS case and direct to the Body/Chassis/Entertainment inbox. Include your control unit logs, photos/videos, and quick tests to show diagnosis performed thus far. \-\> In this case, store the damaged parts for further analyses.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11022923-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11022923-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Trouble codes named

B1859, B185D, B185E, B1861, B1862

## Vehicles listed

- 2023 to 2024 MERCEDES\-BENZ AMG EQE
- 2024 to 2025 MERCEDES\-BENZ AMG EQE SUV 4MATIC
- 2023 to 2024 MERCEDES\-BENZ AMG EQS
- 2023 to 2025 MERCEDES\-BENZ AMG S 63 E 4MATIC\+
- 2023 to 2025 MERCEDES\-BENZ E 350
- 2025 MERCEDES\-BENZ E 350 4MATIC
- 2023 to 2024 MERCEDES\-BENZ E 450
- 2025 MERCEDES\-BENZ E 450 4MATIC
- 2025 MERCEDES\-BENZ E 450 4MATIC ALL\-TERRAIN
- 2023 to 2025 MERCEDES\-BENZ EQE 350 4MATIC
- 2023 to 2025 MERCEDES\-BENZ EQE 350\+
- 2023 to 2024 MERCEDES\-BENZ EQE 500
- 2023 to 2024 MERCEDES\-BENZ EQE 500 4MATIC
- 2023 to 2025 MERCEDES\-BENZ EQE SUV 350 4MATIC
- 2023 to 2025 MERCEDES\-BENZ EQE SUV 350\+
- 2023 to 2025 MERCEDES\-BENZ EQE SUV 500 4MATIC
- 2023 to 2024 MERCEDES\-BENZ EQS 450 4MATIC
- 2023 to 2024 MERCEDES\-BENZ EQS 450\+
- 2023 to 2024 MERCEDES\-BENZ EQS 580
- 2023 MERCEDES\-BENZ EQS 580 4MATIC
- 2023 to 2025 MERCEDES\-BENZ EQS SUV 450 4MATIC
- 2023 to 2025 MERCEDES\-BENZ EQS SUV 450\+
- 2023 to 2025 MERCEDES\-BENZ EQS SUV 580 4MATIC
- 2023 MERCEDES\-BENZ S 500 4MATIC
- 2023 MERCEDES\-BENZ S 580
- 2023 to 2024 MERCEDES\-BENZ S 580 4MATIC
- 2023 MERCEDES\-BENZ S 580 E
- 2023 to 2025 MERCEDES\-BENZ S 580 E 4MATIC
- 2024 MERCEDES\-BENZ redundant EQE 350
- 2023 MERCEDES\-BENZ redundant EQE 350 4MATIC
- 2023 to 2024 MERCEDES\-BENZ redundant EQS 450
- 2023 to 2024 MERCEDES\-MAYBACH S 580 4MATIC

JSON: [/v1/bulletins/11022923](/v1/bulletins/11022923)

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