DTC B10CB-11: Right rear door handle Antenna - Circuit short to ground: Action

NOTE: This DTC may be logged as a result of a short to power fault on another antenna. Before proceeding further, first perform an on demand self-test and monitor the test output to check for any short circuit to power DTCs on other antennas. If any such faults are found, they should be resolved first. Once all short circuit to power faults on other antennas have been resolved, then continue with the diagnostic actions detailed below

Using the manufacturer approved diagnostic system, clear the DTCs and retest. Perform routine - On Demand Self Test (0x0202). If the fault persists, refer to the system wiring diagram(s) and check the rear right door handle antenna circuit for short circuit to ground, short circuit between positive and negative