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HOMESERVICE MANUALSJEEP2011COMPASS LATITUDE, 2.4 B, AWD, AUTOMATIC CVT, CVT2REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTAUDIO (RADIO) - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGB1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW - BASEDIAGNOSTIC TEST
2011 Jeep Compass Latitude, 2.4 B, AWD, Automatic CVT, CVT2

Diagnostic Test

2011 Jeep Compass Latitude, 2.4 B, AWD, Automatic CVT, CVT2SECTION Diagnostic Test
  1. CHECK FOR AN INTERMITTENT CONDITION 
    1. Turn the ignition on and open one of the front doors.
      NOTE:

      A front door must remain open whenever checking or erasing Radio DTCs.

    2. Using the scan tool, record and erase the Radio DTCs.
    3. Turn the Radio on.
    4. Adjust the speakers to the rear and center.
    5. Using the scan tool, read the active Radio DTCs.

      Does the scan tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW?

      Yes 

      • Go To  2.

      No 

      • Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
  2. CHECK THE LEFT REAR SPEAKER 
    Fig 1: Left Rear Speaker Harness Connector End View
    GC0138610Courtesy of CHRYSLER LLC
    1. Make sure one of the front doors is still open.
    2. Using the scan tool, erase the DTCs.
    3. Turn the ignition off.
    4. Disconnect the Left Rear Speaker harness connector from the Left Rear Speaker.
    5. Turn the ignition on.
    6. Turn the radio on.
    7. Using the scan tool, read the active Radio DTCs.

      Does the scan tool read: B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW?

      Yes 

      • Go To  3.

      No 

      • Replace the Left Rear Speaker in accordance with the Service Information.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
  3. CHECK THE (X205) LEFT REAR SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND 
    Fig 2: Checking Left Rear Speaker (+) Circuit For A Short To Ground
    GC0138652Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Radio C2 harness connector.
    3. Measure the resistance between ground and the (X205) Left Rear Speaker (+) circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Repair the (X205) Left Rear Speaker (+) circuit for a short to ground.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.

      No 

      • Go To  4.
  4. CHECK THE (X295) LEFT REAR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND 
    Fig 3: Checking Left Rear Speaker (-) Circuit For A Short To Ground
    GC0138653Courtesy of CHRYSLER LLC
    1. Measure the resistance between ground and the (X295) Left Rear Speaker (-) circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Repair the (X295) Left Rear Speaker (-) circuit for a short to ground.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.

      No 

      • Replace the Radio in accordance with the Service Information.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.