Ford F150 Pickup. Instruction — part 1360

13. Testing EVAP Canister Inlet Elbow Tube

Disconnect fuel vapor valve tube assembly from EVAP canister inlet elbow tube. Pressurize system to 14
in. H2O (3.48 kPa). If pressure drops immediately, replace EVAP canister inlet elbow tube. Perform
evaporative emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM LEAK TEST .
If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-FUEL &
GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS" CHECK is
performed. If pressure does not drop immediately, replace fuel vapor valve tube assembly. Perform
evaporative emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM LEAK TEST .
If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-FUEL &
GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS" CHECK is
performed.

Sable & Taurus

1. Testing EVAP Canister & Canister Vent Solenoid Flow - Connect Evaporative Emissions System

Leak Tester (134-00056) to test port. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops
immediately, EVAP canister and vent solenoid are not blocked, go to step 8 . If pressure does not drop
immediately, go to next step.

2. Testing Canister Vent Solenoid Hose Assembly For Blockage

Disconnect canister vent solenoid hose assembly. Pressurize system to 14 in. H2O (3.48 kPa). If pressure
drops immediately, replace canister vent solenoid hose assembly. Perform evaporative emissions system
leak test. See EVAPORATIVE EMISSIONS SYSTEM LEAK TEST . If pressure does not drop
immediately, go to next step.

3. Testing Canister Vent Solenoid For Blockage

Remove canister vent solenoid. Canister vent solenoid is on EVAP canister under rear of vehicle near fuel
tank. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops immediately, replace canister vent
solenoid. Perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS
SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS -
CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR
"BYPASS" CHECK is performed. If pressure does not drop immediately, go to next step.

4. Testing EVAP Canister

Disconnect EVAP canister tube at canister that runs from EVAP canister to fuel tank. Pressurize system
to 14 in. H2O (3.48 kPa). If pressure drops immediately, replace EVAP canister. Perform evaporative
emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM LEAK TEST . If system
passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE
article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS" CHECK is performed. If
pressure does not drop immediately, go to next step.

5. Testing EVAP Canister Tube

2003 Ford Pickup F150

2003 ENGINE PERFORMANCE System & Component Testing - Gasoline

Disconnect EVAP canister tube at fuel vapor valve tube assembly that runs from EVAP canister to fuel
tank. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops immediately, replace EVAP canister
tube. Perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM
LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-
FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS"
CHECK is performed. If pressure does not drop immediately, go to next step.

6. Testing EVAP Canister Purge Outlet Tube

Disconnect EVAP canister purge outlet tube at fuel vapor valve tube assembly that runs from EVAP
purge valve to fuel tank. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops immediately, go to
step 8 . If pressure does not drop immediately, go to next step.

7. Testing Evaporative Emissions Test Port

Disconnect evaporative emissions test port from EVAP canister purge outlet tube. Pressurize system to 14
in. H2O (3.48 kPa). If pressure drops immediately, replace EVAP canister purge outlet tube. Perform
evaporative emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM LEAK TEST .
If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-FUEL &
GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS" CHECK is
performed. If pressure does not drop immediately, replace evaporative emissions test port. Perform
evaporative emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM LEAK TEST .
If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-FUEL &
GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS" CHECK is
performed.

8. Testing Fuel Vapor Valve Tube Assembly

Disconnect EVAP canister purge outlet tube at fuel vapor valve tube assembly. Connect EVAP tester to
fuel filler tube. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops immediately, reconnect all
components. Perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS
SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS -
CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR
"BYPASS" CHECK is performed. If pressure does not drop immediately, replace fuel vapor valve tube
assembly. Perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS
SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS -
CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR
"BYPASS" CHECK is performed.

EXCESSIVE FUEL ODOR

NOTE:

After each service or repair procedure has been completed, reconnect all
components and perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-
FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR
"BYPASS" CHECK is performed. Clear DTCs and repeat QUICK TEST in SELF-
DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article to ensure all EEC-V
systems are working properly and DTCs are no longer present.

2003 Ford Pickup F150

2003 ENGINE PERFORMANCE System & Component Testing - Gasoline

Aviator, Blackwood, Econoline, Escape, Expedition, Excursion, Explorer, Explorer Sport, Explorer Sport Trac, F250-
550 Super Duty Pickup, Mountaineer, Navigator, Ranger & Windstar

1. Testing Evaporative Emission Running Loss System Monitor - Perform DRIVE CYCLES in SELF-

DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK &
EVAP MONITOR "BYPASS" CHECK is performed. If PCM DTCs P0442, P0455, P0456, P1443 or
P1450 are retrieved, see EVAPORATIVE EMISSIONS DIAGNOSTIC TROUBLE CODE
DEFINITIONS in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article for appropriate
test procedure. If any other PCM DTCs are retrieved, see DIAGNOSTIC TROUBLE CODE
DEFINITIONS in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article for appropriate
test procedure. If no PCM DTCs are retrieved, go to next step.

2. Testing For Restriction In EVAP Test Port Through Canister Vent Solenoid

Connect Evaporative Emissions System Leak Tester (134-00056) to test port. Pressurize system to 14 in.
H2O (3.48 kPa). If pressure drops immediately, perform evaporative emissions system leak test. See
EVAPORATIVE EMISSIONS SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES
in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE
CHECK & EVAP MONITOR "BYPASS" CHECK is performed. If pressure does not drop immediately,
go to HISSING SOUND WHEN REMOVING FUEL CAP .

3. Testing For Restriction Between Fuel Tank & EVAP Canister

Move EVAP tester to fuel filler pipe. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops
immediately, perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS
SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS -
CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR
"BYPASS" CHECK is performed. If pressure does not drop immediately, go to next step.

4. Testing EVAP Canister Tube Or Fuel Vapor Vent Valve Blockage

Disconnect fuel vapor vent valve from EVAP canister tube. Pressurize system to 14 in. H2O (3.48 kPa).
If pressure drops immediately, replace fuel vapor tubes between fuel tank and EVAP canister and/or
EVAP canister tube. Perform evaporative emissions system leak test. See EVAPORATIVE
EMISSIONS SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-
DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK &
EVAP MONITOR "BYPASS" CHECK is performed. If pressure does not drop immediately, replace fuel
tank. Perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS SYSTEM
LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS - CNG, FLEX-
FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR "BYPASS"
CHECK is performed.

Crown Victoria, Focus, Grand Marquis, Marauder, Sable, Taurus & Town Car & ZX2

NOTE:

Enter this test only when all steps under QUICK TEST have been successfully
completed and when excessive fuel odor still exists or if directed here from
another test or chart.

2003 Ford Pickup F150

2003 ENGINE PERFORMANCE System & Component Testing - Gasoline

1. Testing Evaporative Emission Running Loss System Monitor - Perform DRIVE CYCLES in SELF-

DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK &
EVAP MONITOR "BYPASS" CHECK is performed. If PCM DTC P0442, P0455, P0456, P1443 or
P1450 is retrieved, see EVAPORATIVE EMISSIONS DIAGNOSTIC TROUBLE CODE
DEFINITIONS in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article for appropriate
test procedure. If any other PCM DTC(s) are retrieved, see DIAGNOSTIC TROUBLE CODE
DEFINITIONS in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article for appropriate
test procedure. If no PCM DTC(s) are retrieved, go to next step.

2. Testing Evaporative Emissions Test Port Through Canister Vent Solenoid

Connect Evaporative Emissions System Leak Tester (134-00056) to test port. Pressurize system to 14 in.
H2O (3.48 kPa). If pressure drops immediately, go to next step. If pressure does not drop immediately, go
to HISSING SOUND WHEN REMOVING FUEL CAP .

3. Testing EVAP System Between Fuel Filler Pipe & Canister Vent Solenoid

Move EVAP tester to fuel filler pipe. Pressurize system to 14 in. H2O (3.48 kPa). If pressure drops
immediately, perform evaporative emissions system leak test. See EVAPORATIVE EMISSIONS
SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES in SELF-DIAGNOSTICS -
CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK & EVAP MONITOR
"BYPASS" CHECK is performed. On Focus and ZX2, if pressure does not drop immediately, go to
HISSING SOUND WHEN REMOVING FUEL CAP . On all other models, if pressure does not drop
immediately, replace fuel vapor valve tube assembly. Perform evaporative emissions system leak test. See
EVAPORATIVE EMISSIONS SYSTEM LEAK TEST . If system passes, perform DRIVE CYCLES
in SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE
CHECK & EVAP MONITOR "BYPASS" CHECK is performed.

F150 Pickup

1. Testing Evaporative Emission Running Loss System Monitor - Perform DRIVE CYCLES in SELF-

DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article. Ensure PENDING CODE CHECK &
EVAP MONITOR "BYPASS" CHECK is performed. If PCM DTCs P0442, P0455, P1443 or P1450 are
retrieved, see EVAPORATIVE EMISSIONS DIAGNOSTIC TROUBLE CODE DEFINITIONS in
SELF-DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article for appropriate test procedure. If any
other PCM DTCs are retrieved, see DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-
DIAGNOSTICS - CNG, FLEX-FUEL & GASOLINE article for appropriate test procedure. If no PCM
DTCs are retrieved, go to next step.

2. Testing For Restriction In EVAP Test Port Through Canister Vent Solenoid

Connect Evaporative Emissions System Leak Tester (134-00056) to test port. Pressurize system to 14 in.
H2O (3.48 kPa). If pressure drops immediately, go to next step. If pressure does not drop immediately, go
to HISSING SOUND WHEN REMOVING FUEL CAP .

3. Testing For Restricted EVAP System Between Fuel Filler Pipe And Canister Vent Solenoid

2003 Ford Pickup F150

2003 ENGINE PERFORMANCE System & Component Testing - Gasoline