Ford F150 Pickup. Manual - part 1427

Fig. 55: Diagnostic Trouble Code Descriptions (DTCs P1549-P1636) 
Courtesy of FORD MOTOR CO. 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Self-Diagnostics - CNG, Flex-Fuel & Gasoline

Fig. 56: Diagnostic Trouble Code Descriptions (DTCs P1639-P1705) 
Courtesy of FORD MOTOR CO. 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Self-Diagnostics - CNG, Flex-Fuel & Gasoline

Fig. 57: Diagnostic Trouble Code Descriptions (DTCs P1709-P2100) 
Courtesy of FORD MOTOR CO. 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Self-Diagnostics - CNG, Flex-Fuel & Gasoline

Fig. 58: Diagnostic Trouble Code Descriptions (DTCs P2101-P2123) 
Courtesy of FORD MOTOR CO. 

2003 Ford Pickup F150 

2003 ENGINE PERFORMANCE Self-Diagnostics - CNG, Flex-Fuel & Gasoline