Mike's Workshop Manuals
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Mazda
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2007
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3 Mazdaspeed, 2.3 L
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Repair and Diagnosis
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Engine Performance
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Fuel Delivery
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Fuel System (L3 With TC)
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Fuel Pump Unit Inspection
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Circuit Open/Short Inspection
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Open circuit
Open circuit
If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
Fuel pump unit terminal B and fuel pump relay terminal A
Fuel pump unit terminal D and body ground