Mercedes-Benz A 220 2019–2025 — technical service bulletin

Bulletin LI40.15-P-073336 · NHTSA communication 11015836 · issued Mar 18, 2025

Technical service bulletin

communication type

Electrical System

component

2019–2025

model years

vehicle entries

Official summary

Complaint Front right tire pressure sensor sporadically or permanently not detected. Applicable fault codes on front right tire pressure sensor, see table "Control unit/fault code". Cause Coaxial cable from instrument cluster to instrument cluster control unit (under driver's seat) damaged. Remedy Check coaxial cable from display cluster for head unit/instrument cluster (A26/17 or A40/16 - depending on equipment variant) to head unit/display cluster control unit (N133/1 or N166). If the plug contact of the coaxial cable or the connector housing connection is faulty, replace coaxial cable (see

Vehicles covered

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.