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P0089 Diagnostic Trouble Code Discussion for October 2014

Fuel Pressure Regulator Performance

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Trouble Ticket Help Requests for DTC P0089
Help Request Posted
2006 Volvo V70 2.5T 2.5L MIL Lamp on VIN: YV1SW59216
P0089: good ol fuel pressure faulty signal. Got another one of these Volvo's with a problem with the fuel pressure system. Its intermittent, the CEL turns on and off, no driveability issues. Im getting readings of 400kpa (58psi) at idle and 20% fuel pump duty and only nominally changes when driving o...
October 21, 2014