Home › Land Rover › 2021 › Defender 110 SE › Repair and Diagnosis › General Information › Specifications Index › Diagnostic Trouble Code Index DTC: Instrument Panel Cluster (IPC) Control Module -- Defender/L663 › Diagnostic Trouble Code Index - DTC: Instrument Panel Cluster (IPC) Control Module (G2400899) › Description And Operation › Instrument Panel Cluster (IPC) Control Module › DTC U2300-56: Central Configuration - Invalid/Incompatible configuration › Possible Causes