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P1549 Diagnostic Trouble Code Discussion for September 2012

Charging System High Voltage


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Trouble Ticket Help Requests for DTC P1549
Help Request Posted
2003 Ford Expedition XLT 4.6L Hesitation, Poor Fuel Economy VIN: 1FMRU15W73
P1549: Intake Manifold Runner Control Circuit Malfunction. ... help.customer brought vehicle in after replacing spark plugs.said it was still running bad and using a lot of fuel.we scanned and it showed lean on bank one and rich on bank two.had hand check for vac.leak.found gasket leaking.replaced intake gaskets put i...
September 04, 2012
2003 Ford Expedition XLT 4.6L Hesitation, Poor Fuel Economy VIN: 1FMRU15W73
P1549: Intake Manifold Runner Control Circuit Malfunction. ... help.customer brought vehicle in after replacing spark plugs.said it was still running bad and using a lot of fuel.we scanned and it showed lean on bank one and rich on bank two.had hand check for vac.leak.found gasket leaking.replaced intake gaskets put i...
September 04, 2012