DTC B1B01-81: Key Transponder - Invalid serial data received: Action

Refer to the applicable system wiring diagram(s) and check the power and ground connections to the central junction box and the keyless vehicle module. Repair circuit as required, clear DTC and retest
Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the applicable system wiring diagram(s) and check the CAN network between the central junction box and the keyless vehicle module
Re-synchronise ID by reconfiguring the central junction box as a new module. Clear DTC and retest
Re-synchronise ID by reconfiguring the keyless vehicle module as a new module. Clear DTC and retest