Ford 2003 Mustang Workshop Manual page 2172

Pressurize the EVAP system to 3.48 kPa (14 inches
H O).
2
Remove the plug from the vapor recirculation tube.
Does the pressure drop immediately?
Fuel Vapor Control Tube Assembly
Valve in this section. CARRY OUT a
leak test. REFER to Evaporative
Emission System Leak Test
section. If the system passes the
leak test, CARRY OUT the
evaporative emission repair
verification drive cycle. REFER to
Evaporative Emission Repair
Verification Drive Cycle
section.
No
INSTALL a new fuel filler pipe
assembly. REFER to
01 . CARRY OUT a leak test.
REFER to Evaporative Emission
System Leak Test in this section. If
the system passes the leak test,
CARRY OUT the evaporative
emission repair verification drive
cycle. REFER to Evaporative
Emission Repair Verification Drive
Cycle in this section.
in this
in this
Section 310-