5E20-IHKA is a fault stored in your BMW's memory (an ISTA fault code, not a standard OBD-II P-code).
Related codes: 5E19 · 5E20 · 5E24 · 5E2C · 5E2F
Decode your BMW's fault memory automatically in Telegram
Free reference for owners. Not affiliated with BMW AG; BMW and CarData are trademarks of BMW AG.