Infiniti Q50 2020–2022 — technical service bulletin
Bulletin ITB22-020 · NHTSA communication 10213155 · issued Apr 21, 2022
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
14
vehicle entries
Official summary
TELEMATICS CONTROL UNIT RESET AFTER AUTOMATIC COLLISION NOTIFICATION SERVICE INFORMATION The Telematics Control Unit (TCU) has the ability to send an automatic collision notification when the vehicle is involved in an accident. Once an automatic collision notification is performed, the function becomes disabled and the TCU must be reset to re-enable the automatic collision notification function. Some models will store DTC B2E1B-97 (Automatic eCAll locked) as â CURRENTâ when this function is disabled. This bulletin describes how to reset the TCU after an automatic collision notification has bee
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.