F 150 Heritage 4WD Pickup V8-5.4L SOHC VIN Z Bi-fuel (2004)
P0550 - P0554: Testing and Inspection
P0552
For diagnosis of code P0552 refer to chart
P0505-P0722
If there is no link in the chart then:
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This code is not a valid code for this vehicle
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Or information published by the manufacturer for this vehicle did not include this code
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