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Home >> Ford >> 2022 >> Mustang Mach 1 Premium, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Fuel System - General Information - 2.3L ECOBOOST (231KW/314PS) /2.3L ECOBOOST (257KW/350PS) - Mi4) >> Diagnosis And Testing >> Fuel System >> Diagnostic Routine(s) >> Pinpoint Test A: Slow To Fill >> Notes

Pinpoint Test A: Slow To Fill: Notes

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Normal Operation and Fault Conditions 

Under normal operation, fuel should flow at a steady rate through the fuel tank filler pipe into the fuel tank. As fuel enters the fuel tank air is vented through the filler pipe or the ORVR system.