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Home >> Ford >> 1999 >> Mustang V6-3.8L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Pinpoint Tests >> HM - Secondary Air Injection (AIR) System >> Pinpoint Test Schematics

Pinpoint Test Schematics

System Schematic:






Electric AIR Pump:






NOTE: Not all applications are equipped with both AIR Bypass or AIR Diverter solenoids.