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Home >> Cadillac >> 2003 >> DeVille Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Fuel Systems >> Fuel Injector Balance Test With Special Tool >> Test Description
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Test Description

The numbers below refer to step numbers in diagnostic procedure.

  1. 6  - If pressure drop value for each fuel injector is within 1.5 psi (10 kPa) of average pressure drop value, fuel injectors are flowing properly. Calculate pressure drop value for each fuel injector by subtracting second pressure reading from first pressure reading. See Figure .