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Home >> Mazda >> 2013 >> 5 Grand Touring >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> On-Board Diagnostic [Audio] >> DTC: B1A89:13 [Audio] >> Diagnostic Procedure

Diagnostic Procedure

Step INSPECTION Action
1 INSPECT ROOF ANTENNA CONNECTOR CONDITION 
  • Switch the ignition OFF (LOCK).
  • Disconnect the negative battery cable.
  • Disconnect the roof antenna connector.
  • Inspect the connector for poor connection (such as damaged/pulled-out pins, and corrosion).
  • Is there any malfunction?
 Yes Repair or replace the connector or terminal, then go to Step 7.
No Go to the next step.
2 INSPECT SIRIUS SATELLITE RADIO ANTENNA FEEDER CONNECTOR CONDITION 
  • Disconnect the SIRIUS satellite radio antenna feeder connector.
  • Inspect the connector for poor connection (such as damaged/pulled-out pins, and corrosion).
  • Is there any malfunction?
 Yes Repair or replace the connector or terminal, then go to Step 7.
No Go to the next step.
3 INSPECT SIRIUS SATELLITE RADIO UNIT CONNECTOR CONDITION 
  • Disconnect the SIRIUS satellite radio unit connector.
  • Inspect the connector for poor connection (such as damaged/pulled-out pins, and corrosion).
  • Is there any malfunction?
 Yes Repair or replace the connector or terminal, then go to Step 7.
No Go to the next step.
4 INSPECT SIRIUS SATELLITE RADIO ANTENNA FEEDER  Yes Replace the SIRIUS satellite radio antenna feeder, then go to Step 7.
(See SIRIUS SATELLITE RADIO ANTENNA FEEDER REMOVAL/INSTALLATION .)
No Go to the next step.
5 INSPECT ROOF ANTENNA (SIRIUS SATELLITE RADIO ANTENNA) 
  • Inspect the roof antenna (SIRIUS satellite radio antenna).

    (See ROOF ANTENNA INSPECTION .)

  • Is there any malfunction?
 Yes Replace the roof antenna (SIRIUS satellite radio antenna), then go to the next step.
(See ROOF ANTENNA REMOVAL/INSTALLATION .)
No Go to the next step.
6 VERIFY TROUBLESHOOTING COMPLETED 
  • Make sure reconnect the disconnected connectors.
  • Reconnect the negative battery cable.
  • Clear the DTC from the audio unit memory.

    (See CLEARING DTC [AUDIO] .)

  • Perform the audio unit DTC inspection.

    (See DTC INSPECTION [AUDIO] .)

  • Is the same DTC present?
 Yes Replace the SIRIUS satellite radio unit, then go to the next step.
(See SIRIUS SATELLITE RADIO UNIT REMOVAL/INSTALLATION .)
No Go to the next step.
7 VERIFY THAT NO OTHER DTCs ARE RECORDED 
  • Are any DTCs present?
 Yes Go to the applicable DTC inspection.
(See DTC TABLE [AUDIO] .)
No DTC troubleshooting completed.
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