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Infiniti
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QX4
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Engine Controls - System & Component Tests
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Fuel System
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Fuel Injector Test
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Notes
Fuel Injector Test: Notes
NOTE:
A fault in fuel injector circuit should set one or more of the following: DTC P0171, DTC P0172, DTC P0174 or DTC P0175. To test system, see diagnostic procedures in TESTS W/CODES article.