F 450 2WD Super Duty V8-5.4L SOHC VIN L (2003)
P1780 - P1784: Testing and Inspection
P1780
4R100
For diagnosis of code P1780 refer to system being tested:
Transmission Control
If there is no link in the chart then:
P1780 - P1784: Testing and Inspection
P1780
4R100
For diagnosis of code P1780 refer to system being tested:
Transmission Control
If there is no link in the chart then: