DTC B133D-13: Loadspace/Interior Boot Antenna - Circuit open: 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 appropriate system wiring diagrams and check the luggage compartment left antenna circuit for open circuit, high resistance