× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: 5.4 Ford 3-valve VVT issue
Posted to Technical Discussion Forum on 11/11/2010

Rusty, I would first test the vvt solenoid actuator since they are switched with ground by the pcm. Resistance will be 3 to 6 ohms, with max amps of 2 to 4 in the actuator. At 50% duty cycle you should see about 1.5 amps. If you have this then your supply B+, ... Login to read more.