× 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: Engine Speed Sensor
Posted to Technical Theory Forum on 9/10/2014

Thanks Steve. The work has been declined, but I would have been interested to find out if the ECM needed the crank sensor signal to energize the fuel pump relay. Login to read more.