Diagnostic Test

CHECK FOR AN INTERMITTENT CONDITION
NOTE:
A front door must remain open whenever checking or erasing Radio DTCs.
1. With the scan tool, record and erase the Radio DTCs.
2. Cycle the ignition switch from on to off, wait five seconds and then back to on.
3. Turn the Radio on and set the volume to 25.
4. Adjust the speakers to the Rear and center.
5. With the scan tool, read the active Radio DTCs.
  Does the scan tool display active: B2003-13 REAR LEFT 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 STANDARD PROCEDURE .
CHECK THE LEFT REAR SPEAKER
1. Turn the ignition off.
2. Disconnect the Left Rear Speaker harness connector.
3. Measure the resistance of the speaker between the two terminals.
  NOTE:
  The graphic shows the connector for reference only. Measure between the speaker terminals.
  
  Is the resistance above 5.0 Ohms?
  
  Yes
  - Replace the Left Rear Speaker in accordance with the Service Information. Refer to SPEAKER, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 3
CHECK THE (X303) LEFT REAR SPEAKER (+) CIRCUIT FOR AN OPEN
1. Disconnect the Radio harness connector.
2. Measure the resistance of the (X303) Left Rear Speaker (+) circuit between the Radio harness connector and the Left Rear Speaker harness connector.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Go To 4
  No
  - Repair the (X303) Left Rear Speaker (+) circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE (X393) LEFT REAR SPEAKER (-) CIRCUIT FOR AN OPEN
1. Measure the resistance of the (X393) Left Rear Speaker (-) circuit between the Radio harness connector and the Left Rear Speaker harness connector.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Replace the Radio in accordance with the Service Information. Refer to RADIO, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Repair the (X393) Left Rear Speaker (-) circuit for an open.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .