Diagnostic Test

WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

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 Amplifier DTC's.
2. With the scan tool, record and erase the Amplifier DTC's.
3. Cycle the ignition switch from on to off, wait five seconds and then back to on.
4. Turn the Radio on and set the volume to 20.
5. Adjust the speakers to the front and center.
6. With the scan tool, read the active Amplifier DTC's.
  Does the scan tool display active: B1468-CHANNEL 2 AUDIO SPEAKER OUTPUT CIRCUIT OPEN?
  
  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.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE OPERATION OF THE RIGHT FRONT I/P SPEAKER

Fig 1: Checking The Operation Of The Right Front I/P Speaker
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the Right I/P Speaker harness connector.
3. Turn the radio on and turn the volume to 25.
4. 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
  - Replace the Amplified Right I/P Speaker in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 3.
CHECK THE (X208) AMPLIFIED RIGHT I/P SPEAKER (+) CIRCUIT FOR AN OPEN

Fig 2: Checking Amplified Right I/P Speaker (+) Circuit For An Open
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the Amplifier C1 harness connector.
3. Measure the resistance of the (X208) 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 2.0 Ohms?
  
  Yes
  - Go To 4.
  No
  - Repair the (X208) Amplified Right I/P Speaker (+) circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE (X298) AMPLIFIED RIGHT I/P SPEAKER (-) CIRCUIT FOR AN OPEN

Fig 3: Checking Amplified Right I/P Speaker (-) Circuit For An Open
Courtesy of CHRYSLER GROUP, LLC
1. 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 2.0 Ohms?
  
  Yes
  - Replace the Amplifier in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Repair the (X298) Amplified Right I/P Speaker (-) circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .