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Service bulletin LI27.60-P-071321

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10177545
Published by NHTSA2020-07-27
Manufacturer's numberLI27.60-P-071321
Manufacturer's date2020-06-10
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

NHTSA's summary

Message in the IC "Gear Change to R Not Possible", the even gears are locked. Fault code P092500 is present in control unit Y3/14n4 (DKG) in combination with extended freeze frame data 25 F2 (see attachment). Transmission resumes normal operation after the ignition is switched off and on again.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline, Automatic transmission

Trouble codes named

P0925

Vehicles listed
MERCEDES-BENZ A 2202020
MERCEDES-BENZ CLA 2502020

Listing a model year does not mean every vehicle of it is concerned: the document says which.