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Home >> Cadillac >> 1987 >> Cimarron V6-173 2.8L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Function Selector Positions >> PPSW - Pump Pressure Switch
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PPSW - Pump Pressure Switch



Indicates fuel pump feed circuit voltage. Should indicate battery voltage when engine is cranking or running.