Diagnostic Quick Tips - Ford Relative Injector Flow Test

Vehicle: 2015 Ford Escape. If you suspect a fuel injector is faulty on a direct injection engine, how do you diagnose it quickly? Many late-model Fords direct injection vehicles can be tested with a special test. In this Diagnostic Quick Tip, National Field Trainer Jason Gabrenas shows you how to perform a Relative Injector Flow test using a scan tool.