Preparation: Install the NitroOBD2 chip tunning box software.

Step 1. Stop the engine. Pull the key out of the switch
Step 2. NitroOBD2 OBD2 plug, plug in the power box mounted to three. And the ignition key slot to keep the lights on the dashboard display. (Do not start the engine)
Step 3. Press the reset button for 5 seconds the power goes off, then wait about 30-54 seconds (NitroOBD2 to establish a connection with the ECU)
Step 4. Start the engine
Step 5. NitroOBD2 chip box tuning to recognize and driving habits of you after about 200 km andNitroOBD2 chip tuning box will adjust itself to match your car perfectly horsepower, torque and fuel economy. *** OBD2 connector is located beneath the steering wheel on the driver's side ****.