Manifold Pressure/Vacuum Sensor: Locations

Top of the Engine Components (L99 or LS3)




1 - B74 Manifold Absolute Pressure Sensor
2 - Q17B Fuel Injector 2
3 - Q17D Fuel Injector 4
4 - Q17F Fuel Injector 6
5 - Q17H Fuel Injector 8
6 - Q17G Fuel Injector 7
7 - Q17E Fuel Injector 5
8 - Q17C Fuel Injector 3
9 - Q17A Fuel Injector 1
10 - Q38 Throttle Body