Diagnostic Test

CHECK IF THE DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, read DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 2
  No
  - 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 WIRING HARNESS BETWEEN THE LEFT AND RIGHT RADIO SWITCHES AND THE SCCM
1. With the scan tool, view the switch status. Status can be viewed in the SCCM data display.
2. While monitoring the Upshift and Downshift switch status with the scan tool, actuate each switch multiple times.
3. With the scan tool, note the left and right paddle switch that does not change.
  WARNING:
  Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
  
  WARNING:
  Do not place an intact non-deployed airbag face down on a hard surface, the airbag propels into the air if accidentally deployed. Failure to follow these instructions may result in possible serious or fatal injury.
4. Disconnect the Remote Radio Switch that did not change.
5. Visually and physically inspect the wiring harness between the Remote Radio Switch harness connectors and the Steering Column Control Module (SCCM) harness connector. Repair any damaged wires, connectors, and open/spread terminals.
  Were there any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .
  No
  - Go To 3
CHECK THE REMOTE RADIO SWITCH (PADDLE SHIFTER)
1. Replace the Remote Radio Switch that did not change in accordance with the Service Information. Refer to SWITCH, REMOTE RADIO, REMOVAL .
2. Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .
  Did this DTC reset?
  
  Yes
  - Replace the Steering Column Control Module (SCCM) in accordance with the Service Information. Refer to MODULE, STEERING COLUMN CONTROL (SCCM), REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to: BODY VERIFICATION TEST .
  No
  - Test Complete