OBD-II Diagnostic Trouble Code
B2871
2G/3G Modem failure
B
Body
comfort / safety
comfort / safety
2
Generic
SAE standard
SAE standard
8
Body subsystem
71
2G/3G Modem failure
Severity · general guide
Varies
Body/safety — depends on system
Code type
Hyundai
System
Body
Model
Ioniq
Years
2020