2003 FORD MUSTANG test G

DIAGNOSIS AND TESTING
Manual Transmission
Refer to
Section 308 - 00 .
SECTION 308-
03A: Manual Transaxle/Transmission — T5OD 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Manual Transmission
Refer to
Section 308 - 00 .
SECTION 308-
03B: Manual Transaxle/Transmission — TR3650 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Manual Transmission
Refer to
Section 308 - 00 .
SECTION 308-
03C: Manual Transaxle/Transmission — T56 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Exhaust System
Symptom Chart
SECTION 309-
00: Exhaust System 2003 Mustang Workshop Manual Symptom Chart
Condition
Possible Sources Action
z Noisy or
leaking
exhaust z
Broken or loose
clamps, hangers or
isolators.
z Punctures in the muffler
(5230).
z Broken, loose or
missing exhaust
manifold fasteners or
gaskets.
z Loose heated oxygen
or catalyst monitor
sensor. z
REPAIR as necessary.
z Exhaust system
misalignment. z
ALIGN exhaust system.
z Broken or loose
catalyst internal
components. z
LOOSEN all fasteners joining
the exhaust system and SHAKE
the system to isolate the
concern. REPAIR as necessary.
z Loss of
power z
Kinked or damaged
exhaust pipe.
z Clogged three- way
catalytic converter
(5F250).
z Foreign object in the
exhaust system. z
REPAIR as necessary. Klj . 1 ba
22003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Fuel System
Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual.
SECTION 310-
00: Fuel System — General Information 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Fuel Tank And Lines
Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual.
SECTION 310-
01: Fuel Tank and Lines 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
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DIAGNOSIS AND TESTING
Acceleration Control
Inspection and Verification
1. Verify the customer's concern by operating the acceleration control system to duplicate the condition.
2. Inspect to determine if any of the following mechanical concerns apply:
3. If the inspection reveals an obvious concern that can be readily identified, repair as required.
4. If the concern remains after the inspection, determine the symptom(s) and GO to Symptom Chart .
Symptom Chart SECTION 310-
02: Acceleration Control 2003 Mustang Workshop Manual Visual Inspection Chart
Mechanical
z
damaged accelerator pedal and shaft
z damaged linkage
z damaged accelerator cable
z high engine idle speed
z damaged throttle body
Symptom Chart Condition
Possible Sources Action
z Excessive effort
needed to
depress
accelerator pedal
and shaft z
Worn
accelerator lever
pivot bushing. z
INSTALL a new accelerator
pedal and shaft.
z Accelerator
cable binding. z
INSTALL a new accelerator
cable.
z Worn or
damaged
throttle body. z
INSTALL a new throttle body.
REFER to Section 303 - 04A or
Section 303 - 04B .
z Accelerator pedal
and shaft feels
rough or raspy z
Frayed or
binding
accelerator
cable. z
INSTALL a new accelerator
cable.
z Worn or
damaged
throttle body. z
INSTALL a new throttle body.
REFER to Section 303 - 04A or
Section 303 - 04B .
z Accelerator pedal
and shaft binds or
sticks z
Kinked
accelerator
cable. z
INSTALL a new accelerator
cable. Klj . 1 ba
22003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_2308/S3B~us~en~ ...

z
Foreign object
caught in
accelerator
pedal linkage. z
CHECK the accelerator pedal
linkage.
z Worn or
damaged
throttle body. z
INSTALL a new throttle body.
REFER to Section 303 - 04A or
Section 303 - 04B .
z High engine idle
speed z
Kinked
accelerator
cable. z
INSTALL a new accelerator
cable.
z Foreign object
caught in
accelerator
pedal linkage. z
CHECK the accelerator pedal
linkage.
z Incorrect engine
idle speed. z
REFER to the Powertrain
Control/Emissions Diagnosis
(PC/ED) manual for diagnosis
and testing of the idle control
system. Klj . 2 ba
22003 Mustang Workshop Manual
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