Ford F150 Pickup. Instruction - part 375

Pinpoint Tests 

PINPOINT TEST A: BRAKES PULL OR DRIFT 

DRUM .  

z

Brake 
vibration/shudder - 
occurs when brakes are 
applied  

z

Uneven disc or 
drum wear.  

z

Uneven disc brake 
pad or lining 
transfer.  

z

Suspension 
components.  

z

REFER to NOISE, VIBRATION & 
HARSHNESS .  

z

Adjustable brake pedal 
does not operate/does 
not operate  

z

Cable.  

z

Motor.  

z

Wiring.  

z

Switch.  

z

GO to PINPOINT TEST D.  

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Brake System - General Information - F150 Pickup

  

Fig. 2: Pinpoint Test A Brakes Pull Or Drift Step (A1-A4) 
Courtesy of FORD MOTOR CO. 

PINPOINT TEST B: BRAKES LOCK UP DURING LIGHT BRAKE PEDAL FORCE 

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Brake System - General Information - F150 Pickup

  

Fig. 3: Pinpoint Test B Brakes Lock Up During Light Brake Pedal Force Step (B1-B3) 
Courtesy of FORD MOTOR CO. 

PINPOINT TEST C: EXCESSIVE/ERRATIC BRAKE PEDAL TRAVEL 

Fig. 4: Pinpoint Test C Excessive/Erratic Brake Pedal Travel Step (C1-C3) 
Courtesy of FORD MOTOR CO. 

PINPOINT TEST D: ADJUSTABLE BRAKE PEDAL DOES NOT OPERATE/DOES NOT OPERATE CORRECTLY 

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Brake System - General Information - F150 Pickup

  

Fig. 5: Pinpoint Test D Adjustable Brake Pedal Does Not Operate/Does Not Operate Correctly Step (D1)
Courtesy of FORD MOTOR CO. 

Fig. 6: Pinpoint Test D Adjustable Brake Pedal Does Not Operate/Does Not Operate Correctly Step (D2-
D5) 

 

2003 Ford Pickup F150 

2003 GENERAL INFORMATION Brake System - General Information - F150 Pickup