It's probably not a good idea to disable the UpdateCar() function, it's better to use it to control the force and torque from one single location in your code.
For example, adding the following code to the UpdateKeys() function in the car demo will lock all four wheels when the 'down' arrow key is pressed, without disabling the UpdateCar() function...
For example, adding the following code to the UpdateKeys() function in the car demo will lock all four wheels when the 'down' arrow key is pressed, without disabling the UpdateCar() function...
If KeyDown(208)=1 Force=0 Torque=1000 Else Torque=24 End If