DTC 9909: Rear Bow Switch Sense Circuit Open: Notes

Fig 1: Rear Bow Switch Sense Circuit Schematic

Courtesy of DAIMLERCHRYSLER CORP.

1. When Monitored: Continuous with the ignition on.  
2. Set Condition: When the Power Top Control Module (PTCM) senses voltage on the Rear Bow Switch Sense circuit when the convertible top is up. 

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.