Ross tech n75 test

N249 & N75 short to ground - switch part and get open circuit 09-27-2010 04:38 PM #1 so i have a 2000 TT 1.8T with the ATC engine and I need to pass emissions. Using my Ross-Tech Vag-com measured low boost never higher than 1300 mBar, also low mileage 29 mpg consistently on my 2002 jetta tdi/ MK4. Already done TB, cleaned intake/ ERG, diesel purge - injector cleaning, replaced all vacuum hoses, MAF. Been focused on the vacuum lines/ components. When... Ross-Tech, LLC. is not responsible for any use of this information as applied to this or other diagnostic equipment. Neither Ross-Tech, LLC. nor its affiliates shall be liable to the purchaser of this product or third parties for damages, losses, costs, or expenses incurred by purchaser or third parties If you own an Audi, Volkswagen, Seat, Skoda, or Bentley you need a powerful tool that will help keep your vehicle on the road. Ross-Tech VCDS ® (VAG-COM Diagnostic System) helps diagnose real problems instead of swapping out costly parts. VVT Solenoid 1.8T AUM Output Test? 04-19-2010 04:39 PM #1 Just wondering if it is possible to test the movement of the solenoid which controls the VVT via VAG-COM? Jun 11, 2014 · It is important to have a good understanding of Fuel Trim. This video shows some real world examples of monitoring Fuel Trim. We also have a short article on Fuel Trim at our Wiki site: