DTC 11: Short In Cruise Control Actuator Circuit Or DTC 15: Open In Cruise Control Actuator Circuit: DTC Detecting Condition
WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
DTC 11 is set when a short circuit condition is detected in cruise control actuator circuit. DTC 15 is set when an open circuit condition is detected in cruise control actuator circuit.