2012 Jeep Wrangler JK Factory Service Manual 28 - DTC-Based Diagnostics

B142F-SATELLITE RADIO ANTENNA NOT CONNECTED

B142F-SATELLITE RADIO ANTENNA NOT CONNECTED

Special Tools: Click to display a list of tools used in this procedure

For a complete wiring diagram, refer to the Wiring Information.



Possible Causes

BAD ANTENNA CONNECTION
OPEN SATELLITE RADIO ANTENNA CABLE
OPEN SATELLITE RADIO ANTENNA
SATELLITE RADIO RECEIVER

1. CHECK THE ANTENNA CONNECTION


1. Turn the ignition off.
2. Disconnect the Satellite Radio Antenna connector at the rear of the Radio.
3. Inspect the Satellite Radio Antenna connection.


Was the antenna connection clean and secure?

Yes


No


2. CHECK THE ANTENNA AND CABLE


1. Connect the Radio Diagnostic Tool 9977-6-SAT to the Satellite Antenna connection on the back of the Radio.
2. Make sure one of the front doors is still open.
3. Using the scan tool, erase the DTCs.
4. Turn the ignition on.
5. Turn the Radio on.
6. Using the scan tool, read the active Radio DTCs.


Does the scan tool display: B142F Satellite Radio Antenna Not Connected as Active?

Yes


No


3. TEST THE SATELLITE ANTENNA CABLE


1. Disconnect the Satellite Antenna cable at the Satellie Antenna.
2. Connect the appropriate Radio Diagnostic Tool 9977-6-1 or 9977-6-3 to the Satellite Antenna cable at the back of the Radio.
3. Connect the appropriate Radio Diagnostic Tool 9977-6-4 or 9977-6-2 to the Satellite Antenna cable at the Satellite Antenna.
4. Measure the Resistance across the terminals on the tool.


Is the resistance above 52.5 Ohms?

No


Yes