gmc Workshop Repair Guides

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Fuel Injector Balance Test With Special Tool|Page 9698 > < Fuel Injector Balance Test With Special Tool|Page 9696
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Step 1 - Step 4

Step 5 - Step 7

The number below refers to the step number on the diagnostic table.
5. 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.

Fuel Injector Balance Test With Special Tool|Page 9698 > < Fuel Injector Balance Test With Special Tool|Page 9696