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Home >> Cadillac >> 1999 >> Seville STS V8-4.6L VIN 9 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> FP Relay

FP Relay

Display shows Fuel Pump Relay as ON or OFF. When the ignition switch is turned to the ON position, the PCM turns the fuel pump relay ON for two seconds. If the PCM does not receive ignition reference pulses within two seconds, the PCM will shut OFF the fuel pump.
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