2003 FORD MUSTANG bulb

Pinpoint Tests
PINPOINT TEST A: THE BRAKES PULL OR DRIFT booster hose as
necessary.
z Red Brake Warning
Indicator Inoperative z
Circuit.
z Bulb. z
REFER to Section 413 -
01 .
z Brake Noise zDisc brake
component. z
MACHINE or INSTALL a
new brake component as
necessary. REFER to
Section 206 - 03 or
Section 206 - 04 .
z Hydro-Boost, No
Power Assist z
Power steering
pump.
z Linkage.
z Power steering
fluid flow.
z Hydro-boost unit. z
Go To Pinpoint Test E .
z Hydro-Boost Erratic
Operation, Sticks,
Binds or Grabs z
Supply hose.
z Hydro-boost unit. z
Go To Pinpoint Test F .
z Hydro-Boost Brake
System Operation
Suspect z
Leakage.
z Hydro-boost unit. z
Go To Pinpoint Test G .
Test Step Result / Action to Take
A1 CHECK THE TIRES
NOTE:
Check tire pressure with the brakes off.
z Check tires for uneven and excessive wear and for correct
pressure.
z Are the tires OK? Yes
GO to
A2 .
No
CORRECT as necessary.
RETEST for normal
operation. A2 CHECK THE ALIGNMENT
z
Check the caster, camber and toe. Refer to Section 204 -
00 . Yes
GO to
A3 .
No
CORRECT alignment as
necessary. REFER to Section 204 - 00 . RETEST for correct
operation. Klj . 6 ba
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DIAGNOSIS AND TESTING
External Controls
Refer to Wiring Diagrams Cell
37 , Shift Lock for schematic and connector information.
Refer to Wiring Diagrams Cell 29 , Transmission Control for schematic and connector information.
Inspection and Verification 1. Verify the customer concern by operating the transmission external control.
2. Visually inspect for obvious signs of mechanical and electrical damage; refer to the following chart:
3. If the concern is not visually evident, determine the symptom. GO to Symptom Chart .
Symptom Chart SECTION 307-
05: Automatic Transaxle/Transmission External Controls 2003 Mustang Workshop Manual Special Tool(s)
73 Digital Multimeter
105-
R0051 or equivalent
Visual Inspection Chart Mechanical Electrical
z
Shift control linkage binding.
z Shift lock actuator.
z Shift control cable.
z Interlock cable. z
Circuitry.
z Central junction box (CJB) fuse:
„17 (15A)
„ 28 (15A)
„ 35 (15A)
z Brake pedal position (BPP) switch.
z Wiring harness.
z Loose or corroded connections.
z Bulb.
SYMPTOM CHART Condition
Possible Sources Action
z The shift interlock
system does not
release/lock correctly z
Circuitry.
z CJB Fuse 17 (15A)
or Fuse 35 (15A).
z Shift lock actuator.
z Brake pedal position
(BPP) switch. z
Go To Pinpoint Test A . Klj . 1 ba
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Pinpoint Tests
PINPOINT TEST A: THE SHIFT INTERLOCK SYSTEM DOES NOT
RELEASE/LOCK CORRECTLY z
The shift control is
out of correct gear
relationship z
Transmission shift
cable and bracket.
z Retainer bracket.
z Shift control linkage
out of adjustment. z
Go To Pinpoint Test B .
z Transmission range
indicator does not
correspond to the
gear z
Transmission shift
cable bracket. z
TIGHTEN the bolts
holding transmission
shift cable bracket.
z Transmission shift
cable loose from the
transmission
retainer bracket. z
TIGHTEN the bolts.
z Shift linkage. zVERIFY digital
transmission range
(DTR) sensor range for
correct adjustment.
REFER to Section 307 -
01 .
z The Transmission
Control Switch (TCS)
Is Inoperative z
CJB Fuse 28 (15A).
z TCS.
z TCS not cycled
during self- test.
z Powertrain control
module (PCM).
z Circuitry. z
Go To Pinpoint Test C .
z The Transmission
Control Indicator
Lamp (TCIL) Is Not
Operating Correctly z
Bulb.
z Instrument cluster.
z Powertrain control
module. z
REFER to Section 413 -
01 .
z Excessive Shift Effort zTransmission shift
cable. z
INSTALL a new
transmission shift cable.
z Cable bracket. zADJUST the cable.
TIGHTEN the screws.
z Transmission Range
Selector Lever Will
Not Shift z
Transmission shift
cable. z
INSTALL a new
transmission shift cable.
z Broken transmission
shift cable. z
INSTALL a new
transmission shift cable. Test Step Result / Action to Take
A1 TEST THE BRAKE LIGHTS
z
Key in ON position.
z Apply the brake pedal and observe the stoplamps.
z Do the stoplamps illuminate? Yes
GO to
A2 .
No
REFER to Section 417 -Klj . 2 ba
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REMOVAL AND INSTALLATION
Brake Shift Interlock Actuator
Removal
1. Remove the shifter top control panel.
2. Disconnect the electrical connectors.
3. Remove the shifter bezel. 4. Remove the bulb from the bezel. SECTION 307-
05: Automatic Transaxle/Transmission External Controls 2003 Mustang Workshop Manual Klj . 1 ba
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REMOVAL AND INSTALLATION
Selector Lever
Removal
1. Remove the shifter top control panel.
2. Disconnect the electrical connectors.
3. Remove the shifter bezel. 4. Remove the bulb from the bezel. SECTION 307-
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REMOVAL AND INSTALLATION
Transmission Control Switch
Removal
1. Remove the shifter top control panel.
2. Disconnect the electrical connectors.
3. Remove the shifter bezel. 4. Remove the bulb from the bezel. SECTION 307-
05: Automatic Transaxle/Transmission External Controls 2003 Mustang Workshop Manual Klj . 1 ba
32003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Bezel
Removal
1. Remove the shifter top control panel.
2. Disconnect the electrical connectors.
3. Remove the shifter bezel. 4. Remove the bulb from the bezel. SECTION 307-
05: Automatic Transaxle/Transmission External Controls 2003 Mustang Workshop Manual Klj . 1 ba
32003 Mustang Workshop Manual
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REMOVAL AND INSTALLATION
Bulb
Removal and Installation
1. Remove the floor console. For additional information, refer to Section 501 - 12 .
2. Remove the bolts, then position the bezel upward.
3. Remove the bulb socket from the bezel.
4. Remove the bulb.
5. To install, reverse the removal procedure.
SECTION 307-
05: Automatic Transaxle/Transmission External Controls 2003 Mustang Workshop Manual Klj . 1 ba
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