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Home >> Chrysler >> 2025 >> Pacifica Select, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 214 (Audio (Radio) (ETM) - DTCS B143A-1A To B1578-13) >> DTC Troubleshooting >> B1562-12 GPS Antenna - Circuit Short To Battery >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2025 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FOR AN ACTIVE DTC 
    1. Turn the ignition on.
    2. Turn the Radio off.
    3. Make sure one of the front doors is still open.
    4. With the scan tool, erase the DTCs.
    5. Turn the Radio on.
    6. With the scan tool, read Radio DTCs.

      Is the DTC active?

      Yes 

      • Go To  2

      No 

  2. SATELLITE RADIO OPERATION 

    Does the satellite radio function properly?

    Yes 

    • The satellite radio and GPS share the same antenna cable. If the Satellite radio is functioning properly, replace the GPS Antenna puck in accordance with the service information.
    • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

    No 

    • Go To  3
  3. TEST THE SATELLITE ANTENNA CABLE 
    1. Disconnect the Satellite/GPS Antenna cable at the Satellite Antenna.
    2. Connect the appropriate Radio Diagnostic Tool to the Satellite Antenna cable at the back of the Radio.

      (special tool #9977-6-1, Adapter)

      GC0214830Courtesy of CHRYSLER GROUP, LLC

      (special tool #9977-6-3, Adapter)

      GC0214828Courtesy of CHRYSLER GROUP, LLC
    3. Connect the appropriate Radio Diagnostic Tool to the Satellite Antenna cable at the Satellite Antenna base.

      (special tool #9977-6-4, Jumper)

      GC0214827Courtesy of CHRYSLER GROUP, LLC

      (special tool #9977-6-2, Jumper)

      GC0214829Courtesy of CHRYSLER GROUP, LLC
    4. Measure the Resistance across the terminals on the tool.

      Is the resistance below 47.5 Ohms?

      Yes 

      • Use the (special tool #9977-6, Kit, Radio Antenna Diagnostic) to locate the short, repair or replace the Satellite Antenna cable as necessary.
        GC0214818Courtesy of CHRYSLER GROUP, LLC
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No