Grand Prix V6-3.8L (2007)
Fuel Injector: Testing and Inspection
Fuel Injector Balance Test with Tech 2
Fuel Injector Balance Test with Tech 2
Circuit Description
The scan tool first energizes the fuel pump and then the injectors for a precise amount of time allowing a measured amount of fuel into the manifold.
This causes a drop in system fuel pressure that can be recorded and used to compare each injector.
Test Description
