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
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