Ford F150 Pickup. Manual — part 1026

Fig. 12: Exploded View Of Cylinder Block & Lower End Components (Legend)
Courtesy of FORD MOTOR CO.

Engine Front Cover Components

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup

Fig. 13: Identifying Engine Front Cover Components
Courtesy of FORD MOTOR CO.

DIAGNOSIS & TESTING

ENGINE

Refer to ENGINE SYSTEM - GENERAL INFORMATION for basic mechanical concerns or
refer to SELF-DIAGNOSTICS - BI-FUEL - GASOLINE/CNG for driveability concerns.

IN-VEHICLE REPAIR

UPPER INTAKE MANIFOLD

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup

Removal

1. Remove the engine air cleaner outlet tube.

2. Disconnect the Idle Air Control (IAC) valve electrical connector.

Fig. 14: Disconnecting Idle Air Control Valve Electrical Connector
Courtesy of FORD MOTOR CO.

3. Remove the Idle Air Control (IAC) valve assembly.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup

Fig. 15: Removing Idle Air Control Valve Assembly
Courtesy of FORD MOTOR CO.

4. Remove the pushpin and the accelerator control splash shield.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.2L - F150 Pickup