F 150 Super Crew 2WD V8-5.4L SOHC VIN L (2001)
P1780 - P1784: Testing and Inspection
P1781
For diagnosis of code P1781 refer to chart
P1518 - P1781
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
