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Home >> Chrysler >> 2025 >> Pacifica Plug-In Hybrid Pinnacle >> Repair and Diagnosis >> External Pages >> Different car >> Section 215 (Audio (Radio) (ETM) - DTCS B1578-1A To U0010-00) >> DTC Troubleshooting >> B157A-13 Dab Antenna - Circuit Open >> 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. With the scan tool, create a Vehicle Scan Report and attach it to the repair order.
    3. With the scan tool, read the Radio DTCs.

      Is the DTC active?

      Yes 

      • Go To  2

      No 

  2. CHECK THE CIRCUIT FROM THE RADIO TO THE DAB ANTENNA FOR AN OPEN 
    1. Measure the resistance of the circuit between the Radio connector and the DAB Antenna connector.

      Is the circuit open?

      Yes 

      • Repair or replace the DAB antenna.

      No 

      • End of Test.