F 450 4WD Super Duty V10-6.8L VIN D (2004)
P1265 - P1269: Testing and Inspection
P1267
OBD II - Base Gasoline
For diagnosis of code P1267 refer to chart
P1151-P1309
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