Originally Posted by Navyboy916

Today I am heading back to Nissan to watch the tech adjust and set the vvel and timing on the car. Setting the vvel is a long procedure that has to be followed in order to ensure the intake side is running correctly and has the correct amount of voltage going to the actuator motors. This is a great lesson that if your battery is registering to low of a voltage even though it starts and runs the check engine light will come on and throw a vvel code due to not be able to maintain the correct voltage to the dc motors that controls the vvel.