B1259
DTC B1259
CIRCUIT DESCRIPTION
The digital radio antenna is connected to the digital radio receiver (DRR) by one coax cable. This cable carries the satellite and the terrestrial signal. The antenna cable also provides a path for DC current for powering the antenna.
DTC DESCRIPTOR
This diagnostic procedure supports the following DTC:
DTC B1259 Antenna Ground Circuit
CONDITIONS FOR RUNNING THE DTC
This test is run every 300 milliseconds.
CONDITIONS FOR SETTING THE DTC
The DRR detects an antenna fault.
ACTION TAKEN WHEN THE DTC SETS
The radio displays No XM Signal.
CONDITIONS FOR CLEARING THE DTC
- The condition must be corrected.
- The DTC clears after 100 malfunction free ignition cycles.
TEST