MERCEDES-BENZ, MERCEDES-MAYBACH

LI80.20-P-078308

2026-02-27 · NHTSA 11029090

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Complaint Please perform the corresponding remedy measures (points 1-4) depending on the determined problem (points 1-4): 1. KeylessGo sensor surfaces do not respond. Door handles can extend/retract if unlocked/locked using the key. No particular fault code. 2. Flush-fitting door handle does not extend and/or retract. One or more of the following fault codes are current and stored: B185D96; B185E96; B186196; B186296 The following values are present in the control unit log (A17/x): Motor_bridge_connection_fatal_error = True OR Motor_bridge_wrong_direction_fatal_error = True (see attachment for example) 3. Flush-fitting door handle does not extend and/or retract. One or more of the following fault codes are current and stored: B185D96; B185E96; B186196; B186296 The following values are present in the control unit log (A17/x): Motor_init_error_for_sensors = True (for example, see attachment) 4. Flush-fitting door handle does not extend and/or retract. The fault code B185911 is stored in the DCU (N69/X). Cause 1. Software bug. 2. Software robustness. 3. Software robustness. 4. The resistance of the motor is outside of tolerance. Remedy Please perform the corresponding remedy measures (points 1-4) depending on the determined problem (points 1-4): 1. Perform a reset of the corresponding 'KEYLESS GO' door handle control unit (A17/x) via XENTRY (for example see attachment) add-on is available (add-on 32204 for XENTRY version 06/25) Please use one of the following damage codes: 8213H73; 8219773; 8213K73; 8219873 2. 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 corresponding 'KEYLESS GO' door handle control unit (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: 8213H73; 8219773; 8213K73; 8219873 3. 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: 80A0D73; 80N0D73; 80N0E73; 80A0E73 4. The motor resistance is too low. Bearing bracket must be replaced. Please use one of the following damage codes: 80A0D73; 80N0D73; 80N0E73; 80A0E73 Please note that other published GI documents may also be valid for assessing the problem. For example: "LI72.10-P-074316 Flush-Mounted Door Handle Jams When It Is Pulled Out". If after the remedy points above are performed, the problem is still present, please submit a TIPS case to the PTS-Body/ Chassis/Entertainment inbox. → In this case, store the damaged parts for further analyses.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.