DTC B1B01-: 62 Key transponder - Signal compare failure: Action

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2015 Jaguar XKR-S, 2015 Jaguar XKR, 2015 Jaguar XK, 2014 Jaguar XKR-S, and 2014 Jaguar XKR. However, it is still accessible from the selected car via links, so may be relevant.

Refer to the appropriate electrical circuit wiring diagrams and check the power and ground connections to the start control unit and the instrument cluster
Check correct instrument cluster/start control unit modules are installed
Re-synchronize ID by re-configuring the start control unit as a new module
Check CAN network for interference/electromagnetic compatibility related issues. Ensure that the vehicle is away from sources of electromagnetic interference prior to clearing diagnostic trouble codes and retesting