Noises from the rear axle differential, particularly when cornering slowly
Mercedes-Benz technical service bulletin LI35.31-P-074854 for 2020-2024 Mercedes-Benz AMG Cla45 and 2021-2023 Mercedes-Benz AMG Gla45.
- Bulletin number
- LI35.31-P-074854
- Component
- Power train
- Summary
- Complaint Noises from the rear axle differential, particularly when cornering slowly Cause Small quantity of water entering into oil of multiplate clutches at right and left Remedy Carry out oil change of clutch oil on left and right sides (Shell TF0870B). DO NOT change the gear set oil (at center), since this is a long-life oil that is unconnected to the complaint Return the vehicle to the customer and inform them that they must drive a distance of at least 250 km (155mi); The complaint should then be rectified. If the problem occurs again, create TIPS case and submit it to the Powertrain inbox with the following information: • Create video in which the noise can be heard, with view of the instrument cluster (with speed, engine speed, drive program, gear). • Quick test with fault freeze frame data • EEPROM data from transmission control unit Y3/14 (dual-clutch transmission) AND all-wheel drive (AWD) control units N15/20 and N15/21
Vehicles covered
- Mercedes-Benz AMG Cla45 2020-2024 20202021202220232024
- Mercedes-Benz AMG Gla45 2021-2023 202120222023
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