chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Fuel Injector Coil Test|Page 3582 > < Fuel Injector Coil Test|Page 3580
Page 5
background image

Steps 7-8

The number below refers to the step number on the diagnostic table.
6. If the pressure drop value for each fuel injector is within 10 kPa (1.5 psi) of the average pressure drop value, the fuel injectors are flowing

properly. Calculate the pressure drop value for each fuel injector by subtracting the second pressure reading from the first pressure reading. Refer
to the illustration above.

Fuel Injector Coil Test|Page 3582 > < Fuel Injector Coil Test|Page 3580