NHTSA ID Number: 11029090
Manufacturer Communication Number: LI80.20-P-078308
TSB/Document Date: 2026-02-28
Summary
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.
KeylessGo sensor surfaces are not responding/flushfitting door handle does not extend or retract
Topic number
LI80.20-P-078308
Version
3
Function group
80.20 - Central locking system, interior central locking
Date
2/26/26
Validity
MODEL 214, 223, 294, 295, 296, 297 as from production
date 01.11.2023 and with code 889
Reason for change
Change for clarity Change of TIPS obligation
Reason for block
Enough parts have been applied in QEC.
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).
26.02.2026 22:20
© Copyright Mercedes-Benz
AG
SAHARRY
Page 1 / 5
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:
26.02.2026 22:20
© Copyright Mercedes-Benz AG
SAHARRY
Page 2 / 5
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.
Attachments
File
Description
XENTRY-Reset-A17_X.jpeg
Remedy 1. (EXAMPLE) XENTRY reset after add-on
32204 door handle A17/X [ENG]
CU-log_SG-Protokoll_1.jpg
Remedy 2. (EXAMPLE): Values must be checked in the
"Component Errors" section. One or both values must be
"True"
SCN-Coding.png
Remedy 2. (EXAMPLE) XENTRY SCN coding after addon 32280 door handle A17/X [ENG]
26.02.2026 22:20
© Copyright Mercedes-Benz AG
SAHARRY
Page 3 / 5
CU-log_SG-Protokoll_2.jpg
Remedy 3. (EXAMPLE): Values must be checked in the
"Component Errors" section. The value must be "True"
Disclaimer
NOTE: The information contained in this document is intended for use by trained, professional technicians with the
knowledge to properly and safely perform diagnosis and repairs on Mercedes-Benz vehicles, using Mercedes-Benz
approved tools and equipment. It informs service technicians about conditions that could occur in certain vehicles and
provides information that could assist in proper vehicle diagnosis, service, or repair. It does not indicate that a defect
is present in any vehicle referenced in this document nor does it imply warranty coverage. DO NOT assume that a
symptom or condition, or a described cause of a symptom or condition, affects any particular vehicle or groups of vehicles, or that a described repair applies to any particular vehicle or groups of vehicles. There can be multiple causes
resulting in the same or similar symptoms or conditions described in this document, and trained professional service
technicians must use their diagnostic skills to make evaluations on a case-by-case basis. The information contained
in this document does not guarantee warranty coverage nor does it extend the vehicle’s warranty in any way.
Symptoms
Body > Door/Flap > Door > Door handle > Loose
Body > Door/Flap > Door > Door handle > Jammed
Overall vehicle > Safety and locking system > Keyless go > Function > Vehicle does not close using door handle
Operation numbers/damage codes
Op. no.
Operation text
Time
Damage
code
Capacitive sensor, unlock, front door
H
82197
26.02.2026 22:20
© Copyright Mercedes-Benz AG
SAHARRY
Note
Page 4 / 5
Capacitive sensor, lock, front door
H
8213H
Capacitive sensor, lock, rear door
H
8213K
Bearing bracket, door handle, retractable, front door, right
H
80N0F
Bearing bracket, door handle, retractable, rear door, right
H
80N0G
Bearing bracket, door handle, retractable, rear door, left
H
80A0G
Bearing bracket, door handle, retractable, front door, left
H
80A0F
Actuator motor, door handle, front door, H
left
80A0D
Actuator motor, door handle, front door, H
right
80N0D
Actuator motor, door handle, rear door,
right
H
80N0E
Actuator motor, door handle, rear door,
left
H
80A0E
Capacitive sensor, unlock, rear door
H
82198
26.02.2026 22:20
© Copyright Mercedes-Benz AG
SAHARRY
Page 5 / 5
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TSB/Document ID: LI80.20-P-078308
Replacement Service Bulletin Number:
MFR Communication Date: 2026-02-27
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: STRUCTURE:BODY
MFR Component System:
MFR Component Subsystem:
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