Diagnostic Test

WARNING: This page is about a different car, the 2012 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY OPERATION OF THE BUTTON
1. With the scan tool, erase the ICS DTCs.
2. Press and release the button(s) three times.
3. Wait 120 seconds.
4. With the scan tool, read DTCs.
  Is DTC B156C-2A-CENTER STACK SWITCH BANK BUTTON(S) STUCK active?
  
  Yes
  - Replace the Integrated Center Stack (ICS) Screen Module in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  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 .