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Home >> Chevrolet >> 2003 >> Avalanche 2500, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing - 8.1L >> Fuel Systems >> Fuel Injector Balance Test With Tech 2 >> Test Description
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Test Description

The numbers below refer to step numbers in diagnostic procedure.

  1. 5

    If the pressure drop value for each fuel injector is within 1.5 psi (10 kPa) 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.