LAUNCH       X-431 IMMO Pro User Manual 
4 Connections 
4.1 Preparation 
  The vehicle ignition is turned on. 
  The vehicle battery voltage range is 11-14 volts. 
  The throttle is in the closed position. 
  Find DLC location. 
The DLC(Data Link Connector) is usually located 12 inches from the center of the 
instrument panel, under or around the driver’s side for most vehicles. For some 
vehicles with special designs, the DLC location may vary. Refer to the following 
figure for location. 
 
A. Opel, Volkswagen, Audi   
B. Honda 
C. Volkswagen 
D. Opel, Volkswagen, Citroen 
E. Changan 
F. Hyundai, Daewoo, Kia, Honda, Toyota, Nissan, Mitsubishi, Renault, Opel, BMW, 
Mercedes-Benz, Mazda, Volkswagen, Audi, GM, Chrysler, Peugeot, Regal, Beijing 
Jeep, Citroen and other most popular models 
If the DLC cannot be found, refer to the vehicle’s service manual for the location.   
4.2 Vehicle Connection 
The method used to connect the VCI device to a vehicle’s DLC depends on the 
vehicle’s configuration as follows: 
  A vehicle equipped with an OBD II management system supplies both 
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