Ford F150 Pickup. Instruction - part 356

Fig. 47: Disconnecting Anti-Lock Brake Control Module Electrical Connector 
Courtesy of FORD MOTOR CO. 

3. Monitor the resistance between an anti-lock brake sensor pin (component side) and ground on the highest 

resistance scale of the meter, while wiggling the electrical connector.  

4. If the meter shows anything but open circuit, install a new anti-lock brake sensor. 

NOTE:

Use 88 Digital Multimeter with the minimum resistance hold feature 
enabled for this test.

WARNING:

Brake fluid contains polyglycol ethers and polyglycols. Avoid 
contact with eyes. Wash hands thoroughly after handling. If brake 
fluid contacts eyes, flush eyes with running water for 15 minutes. 
Get medical attention if irritation persists. If taken internally, drink 
water and induce vomiting. Get medical attention immediately.

CAUTION: Brake fluid is harmful to painted and plastic surfaces. If brake fluid is 

spilled onto a painted or plastic surface, immediately wash it with 
water.

CAUTION: Only Ford authorized inlet hydraulic brake tubes should be used. 

 

2003 Ford Pickup F150 

2003 BRAKES Anti-Lock Control - 4-Wheel - F150 Pickup

  

Fig. 48: Disconnecting/Connecting Hydraulic Brake Tubes 
Courtesy of FORD MOTOR CO. 

5. Disconnect the hydraulic brake tubes.  

6. Remove the bolts and the Hydraulic Control Unit (HCU). 

These tubes are of specific design and only Ford authorized parts 
should be used when installing new inlet brake tubes.

NOTE:

Plug each open port to prevent brake fluid from spilling.

 

2003 Ford Pickup F150 

2003 BRAKES Anti-Lock Control - 4-Wheel - F150 Pickup

  

Fig. 49: Removing Hydraulic Control Unit (HCU) Mounting Bolts 
Courtesy of FORD MOTOR CO. 

7. If necessary, remove the bolts and the HCU bracket. 

 

2003 Ford Pickup F150 

2003 BRAKES Anti-Lock Control - 4-Wheel - F150 Pickup

  

Fig. 50: Removing HCU Bracket 
Courtesy of FORD MOTOR CO. 

8. To install, reverse the removal procedure.  

9. Bleed the brake system. For additional information, refer to BLEEDING BRAKE SYSTEM .  

ANTI-LOCK BRAKE SYSTEM (ABS) MODULE 

Removal & Installation 

1. Disconnect the battery ground cable. For additional information, refer to BATTERY, MOUNTING 

AND CABLES - F150 PICKUP .  

CAUTION: Electronic modules are sensitive to static electrical charges. If 

exposed to these charges, damage may result.

 

2003 Ford Pickup F150 

2003 BRAKES Anti-Lock Control - 4-Wheel - F150 Pickup