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HOMESERVICE MANUALSJEEP2011COMPASS LIMITED, AWD, AUTOMATIC CVT, CVT2REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSAUDIO (RADIO) - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGB140D-REAR RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW - PREMIUMDIAGNOSTIC TEST
2011 Jeep Compass Limited, AWD, Automatic CVT, CVT2

Diagnostic Test

2011 Jeep Compass Limited, 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: B140D-REAR RIGHT 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 AMPLIFIER 
    Fig 1: Amplifier Harness Connector End View
    GC0149537Courtesy 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 Amplifier C1 harness connector from the Amplifier.
    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: B140D-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW?

      Yes 

      • Go To  3.

      No 

      • Replace the Amplifier in accordance with the Service Information.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
  3. CHECK THE (X52) RIGHT REAR AUDIO (+) CIRCUIT FOR A SHORT TO GROUND 
    Fig 2: Checking Right Rear Audio (+) Circuit For Short To Ground
    GC0149545Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Radio C2 harness connector.
    3. Disconnect the Right Rear Speaker harness connector.
    4. Measure the resistance between ground and the (X52) Right Rear Speaker (+) circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Repair the (X52) Right Rear Audio (+) circuit for a short to ground.
      • Refer to Standard Procedure and perform the BODY VERIFICATION TEST.

      No 

      • Go To  4.
  4. CHECK THE (X58) RIGHT REAR AUDIO (-) CIRCUIT FOR A SHORT TO GROUND 
    Fig 3: Checking Right Rear Audio (-) Circuit For Short To Ground
    GC0149546Courtesy of CHRYSLER LLC
    1. Measure the resistance between ground and the (X58) Right Rear Audio (-) circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Repair the (X58) Right Rear Audio (-) 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.