# B2E1B on the 2021 Infiniti Q50

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name B2E1B

- [11006990](https://open.wenmarpro.com/bulletins/11006990), 2024-09-04: DTC B2E1B\-06 \(AUTOMATIC ECALL\) STORED AS CURRENT IN THE IVC APPLIED VEHICLES: 2020\-2024 Q50 \(V37\) 2020\-2022 Q60 \(CV37\) 2020\-2024 QX80 \(Z62\) SERVICE INFORMATION The APPLIED VEHICLES that come equipped with a factory installed SOS switch, located near the overhead map lamp, also come equipped with a wireless communication device called a Telematics Communication Unit \(TCU\). With an active NissanConnect® Services subscription, the TCU communicates with the Nissan Data Center to provide various security and convenience services. When diagnosing DTC B2E1B\-06 for “AUTOMATIC ECALL” on an APPLIED VEHICLE: • If DTC B2E1B\-06 is not “CRNT” in the IVC, do not replace the TCU. Erase the DTC. No further steps are needed. • If DTC B2E1B\-06 is “CRNT” in the IVC, replace the TCU. o Refer to the ESM: REPAIR \> DRIVER INFORMATION \& MULTIMEDIA \> AUDIO, VISUAL \& NAVIGATION SYSTEM \> REMOVAL AND INSTALLATION \> TCU This bulletin has been amended. See AMENDMENT HISTORY on the last page.DTC B2E1B\-06 \(AUTOMATIC ECALL\) STORED AS CURRENT IN THE IVC APPLIED VEHICLES: 2020\-2024 Q50 \(V37\) 2020\-2022 Q60 \(CV37\) 2020\-2024 QX80 \(Z62\) SERVICE INFORMATION The APPLIED VEHICLES that come equipped with a factory installed SOS switch, located near the overhead map lamp, also come equipped with a wireless communication device called a Telematics Communication Unit \(TCU\). With an active NissanConnect® Services subscription, the TCU communicates with the Nissan Data Center to provide various security and convenience services. When diagnosing DTC B2E1B\-06 for “AUTOMATIC ECALL” on an APPLIED VEHICLE: • If DTC B2E1B\-06 is not “CRNT” in the IVC, do not replace the TCU. Erase the DTC. No further steps are needed. • If DTC B2E1B\-06 is “CRNT” in the IVC, replace the TCU. o Refer to the ESM: REPAIR \> DRIVER INFORMATION \& MULTIMEDIA \> AUDIO, VISUAL \& NAVIGATION SYSTEM \> REMOVAL AND INSTALLATION \> TCU This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. Please discard previous versions of this bulletin.
- [11006966](https://open.wenmarpro.com/bulletins/11006966), 2024-09-04: 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 for “Automatic eCAll locked” as “CURRENT” when this function is disabled. This bulletin describes how to reset the TCU after an automatic collision notification has been performed. For models with B2E1B\-97 for “Automatic eCAll locked” set as “CURRENT”, complete the SERVICE PROCEDURE starting on page 2, and then erase DTCs after confirming the TCU condition is “UNLOCK”.
- [10235697](https://open.wenmarpro.com/bulletins/10235697), 2023-05-05: DTC B2E1B\-06 \(AUTOMATIC ECALL\) STORED AS CURRENT IN IVC SERVICE INFORMATION The APPLIED VEHICLES that come equipped with a factory installed SOS switch, located near the overhead map lamp, also come equipped with a wireless communication device called a Telematics Communication Unit \(TCU\). With an active NissanConnect® Services subscription, the TCU communicates with the Nissan Data Center to provide various security and convenience services. 1. When diagnosing DTC B2E1B\-06 \(AUTOMATIC ECALL\) on an APPLIED VEHICLE: • If DTC B2E1B\-06 is not “CRNT” in the IVC, DO NOT replace the TCU. Erase the DTC. No further steps are needed. • If DTC B2E1B\-06 is “CRNT” in the IVC, replace the TCU. o Refer to the ESM: REPAIR \> DRIVER INFORMATION \& MULTIMEDIA \> AUDIO, VISUAL \& NAVIGATION SYSTEM \> REMOVAL AND INSTALLATION \> TCU
- [10213155](https://open.wenmarpro.com/bulletins/10213155), 2022-06-03: 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 “CURRENT” when this function is disabled. This bulletin describes how to reset the TCU after an automatic collision notification has been performed. For models with B2E1B\-97 \(Automatic eCAll locked\) set as “CURRENT”, complete the SERVICE PROCEDURE starting on page 2, and then erase DTCs after confirming TCU condition is “UNLOCK”.