Quote Originally Posted by Timinater
I have an ls/vtec and my vtec is not engageing. It was all working fine till the other day my car stopped sparking and would not start. I changed out the coil and the rotor button in the distributor and the car started again, but vtec is no longer working. also it smells like there is an excess of fuel.

Does anyone have any ideas why my vtec may not be working?
make sure you check all the wiring, such as the wiring to the vtec solenoid, as well as the ecu.