Ford 2003 Mustang Workshop Manual page 2174

SECTION 303-13: Evaporative Emissions
GENERAL PROCEDURES
Evaporative Emission System Leak Test
Special Tool(s)
Evaporative Emission System
Tester 310-F007
(134-00056) or equivalent
Worldwide Diagnostic System
(WDS)
418-F224,
New Generation STAR (NGS)
Tester
418-F052, or equivalent scan
tool
CAUTION: The evaporative emission system must not be pressurized to more than 3.48
kPa (14 inches H O) or damage to the evaporative emission system may occur.
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1. Connect the Evaporative Emission System Leak Tester to the evaporative emission test port.
2. Close the canister vent solenoid. For additional information, refer to
Closing Procedure
3. Pressurize the evaporative emission system to 3.48 kPa (14 inches H
4. Monitor the system for two minutes. The system fails the leak test if the pressure falls below 2.0
kPa (8 inches H
5. Repair any leaks as necessary.
6. Repeat the leak test until the system remains above 2.0 kPa (8 inches H
minute test period.
in this section.
O).
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2003 Mustang Workshop Manual
Canister Vent Solenoid
O).
2
O) after the two-
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