Home08-394-25 · ALFA ROMEO, CHRYSLER, DODGE, JEEP, RAM
ALFA ROMEO, CHRYSLER, DODGE, JEEP, RAM

08-394-25

Manufacturer communications

Publication date
2025-12-05
Received by NHTSA
2025-12-11
NHTSA record numbers
11026549

Manufacturer summary

Original wording in English

Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC):
• B1E21-96 - Backup Battery Component Internal Failure

NHTSA manufacturer communications ↗

Reported code forms

B1E21

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
Alfa RomeoGIULIA2026
Alfa RomeoGIULIA2025
Alfa RomeoGIULIA2024
Alfa RomeoGIULIA2023
Alfa RomeoGIULIA2022
Alfa RomeoGIULIA2021
Alfa RomeoGIULIA2020
Alfa RomeoGIULIA2019
Alfa RomeoSTELVIO2026
Alfa RomeoSTELVIO2025
Alfa RomeoSTELVIO2024
Alfa RomeoSTELVIO2023
Alfa RomeoSTELVIO2021
Alfa RomeoSTELVIO2020
Alfa RomeoSTELVIO2019
Alfa RomeoTONALE2026
Alfa RomeoTONALE2025
Alfa RomeoTONALE PHEV2024
ChryslerPACIFICA2026
ChryslerPACIFICA2025
ChryslerPACIFICA2024
ChryslerPACIFICA2023
ChryslerPACIFICA2022
ChryslerPACIFICA PLUG-IN HYBRID2026
ChryslerPACIFICA PLUG-IN HYBRID2025
ChryslerPACIFICA PLUG-IN HYBRID2024
ChryslerPACIFICA PLUG-IN HYBRID2023
ChryslerPACIFICA PLUG-IN HYBRID2022
ChryslerVOYAGER2026
ChryslerVOYAGER2025

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