OBD II Fault Code B5121E :

Description of Fault code B5121E

Possible failuer B5121E

Diagnostic Procedure using AutoHex II Scan Tool

Test Conditions using AutoHex tester

Clear Fault codes Conditions

MIL Status

BMW Key Programming

Note:

AutoHex II is a professional Auto diagnostic.
This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
To get the accurate fault code description you may use AutoHex II

More Fault codes:

OBD II Fault Code B5121F
OBD II Fault Code B51220
OBD II Fault Code B51221
OBD II Fault Code B51222
OBD II Fault Code B51223
OBD II Fault Code B51224
OBD II Fault Code B51225
OBD II Fault Code B51226
OBD II Fault Code B51227
OBD II Fault Code B51228

Autohex II Reviews

Find out Autohex II user's impressions about using this tool for BMW advanced services

AutoHex II

AutoHex II is your best choice to have full access to dealer functions like coding, adjusting and modules flashing/programming, Contact us for prices

AutoHex Forum

In AutoHex onboard diagnostic forum you will find discussions how to change the configurations of the car by the professional special functions using AutoHex scan tool

AutoHex II

Autohex II For BMW

AutoHex II For Kia and Hyundai

AutoHex stand alone

Mercedes Technical Info