Ford 2003 Mustang Workshop Manual page 518

Red Brake Warning
Indicator Inoperative
Brake Noise
Hydro-Boost, No
Power Assist
Hydro-Boost Erratic
Operation, Sticks,
Binds or Grabs
Hydro-Boost Brake
System Operation
Suspect
Pinpoint Tests
PINPOINT TEST A: THE BRAKES PULL OR DRIFT
A1 CHECK THE TIRES
NOTE: Check tire pressure with the brakes off.
Check tires for uneven and excessive wear and for correct
pressure.
Are the tires OK?
A2 CHECK THE ALIGNMENT
Check the caster, camber and toe. Refer to
00 .
Circuit.
Bulb.
Disc brake
component.
Power steering
pump.
Linkage.
Power steering
fluid flow.
Hydro-boost unit.
Supply hose.
Hydro-boost unit.
Leakage.
Hydro-boost unit.
Test Step
booster hose as
necessary.
REFER to
01 .
MACHINE or INSTALL a
new brake component as
necessary. REFER to
Section 206-03
Section 206-04
Go To Pinpoint Test E
Go To Pinpoint Test F
Go To Pinpoint Test G
Result / Action to Take
Yes
GO to A2
No
CORRECT as necessary.
RETEST for normal
operation.
Yes
Section 204-
GO to A3
No
CORRECT alignment as
necessary. REFER to
204-00
operation.
Section 413-
or
.
.
.
.
.
.
Section
. RETEST for correct