Ford F150 Pickup. Instruction - part 673

Courtesy of FORD MOTOR CO. 

5. Set the driveshaft assembled length to specification. 

1. Remove any excess grease from the slip-yoke boot and driveshaft slip-yoke surfaces.  

2. Position the slip-yoke boot in the slip-yoke boot groove.  

3. Set the driveshaft assembled length to specification. 

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Measure from the stub shaft weld to the U-joint centerline.  

4. Bleed the air from the slip-yoke boot.  

Fig. 84: Measuring Driveshaft Assembled Length 
Courtesy of FORD MOTOR CO. 

6. Using the special tool, crimp the large driveshaft slip-yoke boot clamp. 

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Driveshaft & Universal Joints - F150 Pickup

  

Fig. 85: Crimping Large Driveshaft Slip-Yoke Boot Clamp 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Driveshaft & Universal Joints - F150 Pickup

  

2003 FORD MOTOR CO.

F150 

BUZZERS, RELAYS & TIMERS 

BUZZERS, RELAYS & TIMERS LOCATION 

Component

Location

ACC Delay Relay

In central junction box.

A/C Clutch Relay

In battery junction box.

Battery Saver Relay

In central junction box.

Bi-Fuel Power Relay

In left rear of engine compartment.

Blower Motor Relay

In auxiliary relay box No. 4.

Charge Air Cooler Pump Relay

In battery junction box.

Cold Start Heater Relay (CNG/LPG)

In right side of engine compartment.

Crash Fuel Shutoff Relay

In right side of engine compartment.

Daytime Running Lamp No. 1 Relay

In auxiliary relay box No. 2.

Daytime Running Lamp No. 2 Relay

In auxiliary relay box No. 2.

Fog Lamp Relay

In battery junction box.

Fuel Pump Cut-Off Relay (CNG/LPG)

In bi-fuel relay module.

Fuel Pump High/Low Relay (CNG/LPG)

In auxiliary relay box No. 1.

Fuel Pump Relay

In battery junction box.

Headlamp Relay

In auxiliary relay box No. 3.

Horn Relay

In battery junction box.

Indicator Flasher Relay

In auxiliary relay box No. 4.

Interior Lamp Relay

In central junction box.

Left Mirror Turn Signal Relay

In auxiliary relay box No. 5.

Mechanical Shift On The Fly Relay

In auxiliary relay box No. 3.

One Touch Window Relay

In central junction box.

Park Lamp Relay

In auxiliary relay box No. 3.

PCM Power Relay

In battery junction box.

Rear Window Defrost Relay

In battery junction box.

Right Mirror Turn Signal Relay

In auxiliary relay box No. 5.

Starter Motor Relay (4.2L)

In right rear of engine compartment. See Fig. 1 .

Starter Motor Relay (4.6L)

In right rear of engine compartment. See Fig. 2 .

Starter Motor Relay (5.4L)

In right rear of engine compartment. See Fig. 3 .

Trailer Tow Battery Charge Relay

In battery junction box.

Trailer Tow Parking Lamp Relay

In battery junction box.

Trailer Tow Reversing Lamp Relay

In battery junction box.

Transfer Case Electric Clutch Relay

In auxiliary relay box No. 3.

Windshield Washer Relay

In battery junction box.

 

2003 Ford Pickup F150 

2003 FORD MOTOR CO. F150

  

 

2003 Ford Pickup F150 

2003 FORD MOTOR CO. F150

  

CIRCUIT PROTECTION DEVICES 

CIRCUIT PROTECTION DEVICES LOCATION 

CONTROL UNITS 

CONTROL UNITS LOCATION 

Wiper High/Low Relay

In battery junction box.

Wiper Run/Park Relay

In battery junction box.

Component

Location

Auxiliary Relay Box No. 1

In left side of engine compartment.

Auxiliary Relay Box No. 2

Behind right side of dash.

Auxiliary Relay Box No. 3

Behind right center of dash.

Auxiliary Relay Box No. 4

Behind center of dash.

Auxiliary Relay Box No. 5

Behind right center of dash.

Battery Junction Box (4.2L)

In left side of engine compartment. See Fig. 1 .

Battery Junction Box (4.6L)

In left side of engine compartment. See Fig. 2 .

Battery Junction Box (5.4L)

In left side of engine compartment. See Fig. 3 .

Central Junction Box

Under left side of dash. See Fig. 4 .

Component

Location

ABS Control Module

In left side of engine compartment.

Alternative Fuel Control Module

On right side of engine compartment.

Belt Minder Module

Behind left side of dash.

Bi-Fuel Relay Module (CNG/LPG)

On left rear of engine compartment.

Central Security Module

Behind left side of dash.

Central Timer Module

Behind left side of dash. See Fig. 4 .

Compuvalve Module (CNG/LPG)

In right rear of engine compartment.

Driver Heated Seat Module

Under driver's seat.

Electronic Automatic Temperature Control Module

Behind center of dash.

Front Blower Motor Speed Controller

Behind right side of dash.

Fuel Pump Module

Inside fuel pump assembly.

Generic Electronic Module

Behind left side of dash. See Fig. 4 .

Intake Manifold Runner Control Module (4.2L)

On top rear of engine.

NGV Module

On right front of engine compartment.

Passenger Heated Seat Module

Under passenger's seat.

Passive Anti-Theft System Transceiver Module

Behind left center of dash. See Fig. 4 .

Powertrain Control Module (4.2L)

On right side of engine compartment. See Fig. 1 .

Powertrain Control Module (4.6L)

On right side of engine compartment. See Fig. 2 .

Powertrain Control Module (5.4L)

On right side of engine compartment. See Fig. 3 .

Rear Seat Entertainment Module

In floor console.

 

2003 Ford Pickup F150 

2003 FORD MOTOR CO. F150