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Home >> Jeep >> 2007 >> Compass Limited, AWD, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio System & Video System - Electrical Diagnostics >> Audio/Video Systems - Electrical Diagnostics >> DTC Troubleshooting >> B1468-Channel 2 Audio Speaker Output Circuit Open >> Diagnostic Test

Diagnostic Test

  1. 1) CHECK FOR AN INTERMITTENT CONDITION 

    Turn the ignition on.

    Turn the radio on.

    With the scan tool, erase Amplifier DTCs.

    With the scan tool, reset the amplifier.

    With the scan tool, read Amplifier DTCs.

    Does the scan tool display active: B1468-CHANNEL 2 AUDIO SPEAKER OUTPUT CIRCUIT OPEN? 

    Yes 

    1. Go To  2).

    No 

    1. The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
    2. Perform BODY VERIFICATION TEST - VER 1 .
  2. 2) CHECK THE OPERATION OF THE RIGHT FRONT I/P SPEAKER 
    Fig 1: Checking Amplified Right Front I/P Speaker
    GC0039004Courtesy of CHRYSLER LLC

    Disconnect the Right I/P Speaker harness connector.

    Turn the radio on and turn the volume to mid level.

    With a voltmeter set to read in A/C voltage, measure the voltage of the Amplified Right I/P Speaker circuits in the Amplified Right I/P Speaker harness connector.

    Is the voltage present greater than 1 volt? 

    Yes 

    1. Replace the Amplified Right I/P Speaker in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .

    No 

    1. Go To  3).
  3. 3) CHECK THE (X208) AMPLIFIED RIGHT I/P SPEAKER (+) CIRCUIT FOR AN OPEN 
    Fig 2: Checking Amplified Right Front I/P Speaker (+) Circuit
    GC0039005Courtesy of CHRYSLER LLC

    Turn the ignition off.

    Disconnect the Amplifier C1 harness connector.

    Measure the resistance of the (X208) Amplified Right I/P Speaker (+) circuit between the Amplifier C2 harness connector and the Amplified Right I/P Speaker harness connector.

    Is the resistance below 5.0 ohms? 

    Yes 

    1. Go To  4).

    No 

    1. Repair the (X208) Amplified Right I/P Speaker (+) circuit for an open.
    2. Perform BODY VERIFICATION TEST - VER 1 .
  4. 4) CHECK THE (X298) AMPLIFIED RIGHT I/P SPEAKER (-) CIRCUIT FOR AN OPEN 
    Fig 3: Checking Amplified Right Front I/P Speaker (-) Circuit
    GC0039006Courtesy of CHRYSLER LLC

    Turn the ignition off.

    Disconnect the Amplifier C1 harness connector.

    Measure the resistance of the (X298) Amplified Right I/P Speaker (-) circuit between the Amplifier C1 harness connector and the Amplified Right I/P Speaker harness connector.

    Is the resistance below 5.0 ohms? 

    Yes 

    1. Replace the amplifier in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .

    No 

    1. Repair the (X298) Amplified Right I/P Speaker (-) circuit for an open.
    2. Perform BODY VERIFICATION TEST - VER 1 .
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