DTC B2402: STL Unit Comm. (System ID): DTC B2403: STL Unit Comm. (CRC): DTC B2404: STL Unit Comm. (Function Code): DTC B2405: STL Unit Comm. (Rolling Code): DTC B2406: STL Unit Comm. (PTC Operate): DTC B2407: STL Unit Comm. (EEPROM): DTC B2408: STL Unit Comm. (Solenoid): Notes

CAUTION:

• If the DTC B2402, B2403, B2404, B2405, B2406, B2407, or B2408 is set, diagnose the CAN bus lines.
• Whenever the steering lock unit is replaced, ensure that the communication circuit is normal.

Fig 1: Key Reminder Switch And KOS-ECU Circuit Diagram

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.