Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information BCM-U300317

Condition
The Brake control module (BCM) is supplied with 12 V via three fuses and is grounded at two ground terminals.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- The power supply is higher than 18 V.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition on.

Note! The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.





Substitute value
- Stability control (SC) blocked.
- Traction control (TC) blocked.
- Dynamic stability control (DSC) blocked.

Hint: Brake system, abbreviations Brake System, Abbreviations

Possible source
- Fault in the charging system.

Fault symptom[s]
- ABS warning light on
- Brake circuit warning light on
- Anti-spin warning lamp lit
- Stability function is not working
- Traction control not working
- Anti skid function is not working
- Adaptive cruise control; No Functionality
- Collision avoidance driver support; No Functionality
- Electrical parking brake; Reduced Functionality
- Front monitoring/Active safety/City Safety does not work