From Ross-Tech Wiki

18255/P1847/006215 - Please check DTC Memory of ABS Controller

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON

Possible Causes

  • Fault Code / Diagnostic Trouble Code (DTC) stored in Brake Electronics Control Module (J104)

Possible Solutions

  • Check Brake Electronics Control Module (J104) for Fault Codes
    • VCDS > Select > 03 - Brake Electronics > Fault Codes - 02

Special Notes

  • A Fault Code stored in one Module may influence other Modules as well, if a Control Module requires certain Information/Signals and the sending Module/Component is faulty it may store this Code.