Cruise Control System: Registration

PERFORM ELECTRONICALLY CONTROLLED BRAKE SYSTEM RECOGNITION IN ECM
NOTE:
If the vehicle has both cruise control and electronically controlled brake system, when replacing the ECM, perform electronically controlled brake system recognition as follows:
1. Turn the engine switch on (IG).
2. After waiting approximately 5 seconds, turn the cruise control switch ON.
  
  Fig 1: Pressing Cruise Control Main Switch ON
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Keep the cruise control switch ON for approximately 5 seconds or more.