HomeLI35.31-P-077429 · MERCEDES-BENZ
MERCEDES-BENZ

LI35.31-P-077429

Manufacturer communications

Publication date
2025-10-29
Received by NHTSA
2025-10-30
NHTSA record numbers
11024632

Manufacturer summary

Original wording in English

Complaint Instrument cluster message "4MATIC inoperative". The following fault code may be present in all-wheel drive control unit N15/17: P147354 - Erroneous adaptation of the transfer case. The calibration is missing. P14759A - The coupling of the transfer case has malfunctioned. The operating conditions for the component or the system have not been fulfilled. Cause Coupling of the rear axle differential has reached the wear limit or a coupling issue is present. Remedy Please read off the part number of the rear axle differential installed on the vehicle and check the table below to determine if the differential can be repaired with a clutch repair kit. The table below is also in attachments. (If needed, check validity for further clarification of model designations). Complaint Instrument cluster message "4MATIC inoperative". The following fault code may be present in all-wheel drive control unit N15/17: P147354 - Erroneous adaptation of the transfer case. The calibration is missing. P14759A - The coupling of the transfer case has malfunctioned. The operating conditions for the component or the system have not been fulfilled. Cause Coupling of the rear axle differential has reached the wear limit or a coupling issue is present. Remedy Please read off the part number of the rear axle differential installed on the vehicle and check the table below to determine if the differential can be repaired with a clutch repair kit. The table below is also in attachments. (If needed, check validity for further clarification of model designations)

NHTSA manufacturer communications ↗

Reported code forms

Check vehicle applicability

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

MakeModelModel year
Mercedes-BenzAMG GLB352022
Mercedes-BenzAMG GLB352021
Mercedes-BenzAMG GLB35 4MATIC2026
Mercedes-BenzCLA 2502026
Mercedes-BenzCLA 2502025
Mercedes-BenzCLA 2502024
Mercedes-BenzCLA 2502023
Mercedes-BenzCLA 2502022
Mercedes-BenzCLA 2502021
Mercedes-BenzCLA 2502020
Mercedes-BenzCLA 250 4MATIC2026
Mercedes-BenzGLA 2502026
Mercedes-BenzGLA 2502025
Mercedes-BenzGLA 2502024
Mercedes-BenzGLA 2502023
Mercedes-BenzGLA 2502022
Mercedes-BenzGLA 2502021
Mercedes-BenzGLA 250 4MATIC2026
Mercedes-BenzGLA 250 4MATIC2024
Mercedes-BenzGLB 2502026
Mercedes-BenzGLB 2502025
Mercedes-BenzGLB 2502024
Mercedes-BenzGLB 2502023
Mercedes-BenzGLB 2502022
Mercedes-BenzGLB 2502021
Mercedes-BenzGLB 2502020
Mercedes-BenzGLB 250 4MATIC2026

Data coverage →