Evaporative Emission Control Canister: Service and Repair
FUEL TANK AND EVAP CANISTER REPLACEMENTREMOVAL PROCEDURE
CAUTION: Refer to Gasoline/Gasoline Vapors Caution in Service Precautions.
1. Drain the fuel tank. Refer to Fuel Tank Draining Procedure.
2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
3. Remove the right hand rear fascia bolts.
4. Remove the rear frame support.
NOTE: Refer to Nylon Fuel Lines Notice in Service Precautions.
5. Disconnect the fuel supply line at the fuel filter and the return line near the fuel filter. Refer to Servicing Quick Connect Fittings.
6. Remove the clamps from the fuel tank breather hose and evaporative emission (EVAP) hoses at the fuel tank near the fuel filter, discard the clamps.
7. Disconnect the fuel tank breather hose and the EVAP hoses.
8. Disconnect the fuel sender electrical connector.
9. Remove the fuel filter (1) retaining bolt from the bracket.
10. Remove the EVAP vent valve (2) retaining bolt from the bracket.
NOTE: Do not bend the fuel tank straps as this may damage the straps.
11. With the aid of an assistant, support the fuel tank and remove the following components:
^ The left fuel tank retaining strap attaching bolts (2)
^ The right fuel tank strap attaching bolts (1)
^ Both fuel tank retaining straps
12. Lower the tank.
13. Place the fuel tank in a suitable work area.
14. Wipe off the male line ends with a clean shop towel.
15. Inspect all of the connectors for dirt and damage. Clean or replace components and assemblies as required.
INSTALLATION PROCEDURE
IMPORTANT: Before installing the fuel tank, refer to Fuel Tank Leak Test
1. If you are replacing the fuel tank, remove the following components and reinstall these components on the new tank:
^ The fuel sender assembly-Refer to Fuel Sender Assembly Replacement.
^ The fuel pressure sensor-Refer to Fuel Tank Pressure Sensor Replacement.
^ The exhaust heat shield nuts and heat shield
NOTE: Refer to Fastener Notice in Service Precautions.
^ Install the exhaust heat shield and the exhaust heat shield nuts.
Tighten
Tighten the nuts to 4 N.m (35 lb in).
2. With the aid of an assistant, raise the fuel tank.
3. Install the fuel tank retaining straps (2), the left attaching bolts (2) and the right attaching bolts (1).
Tighten
Tighten the fuel tank retaining strap bolts to 30 N.m (22 lb ft).
4. Connect the fuel sender electrical connector.
5. Connect the fuel tank breather hose and the EVAP hoses to the fuel tank using new clamps.
6. Install the fuel supply and the return line quick-connect fittings. Refer to Servicing Quick Connect Fittings.
7. Install the in-line fuel filter attaching bolt and fuel tank ground strap to the retaining bracket.
Tighten
Tighten the bolt to 18 N.m (13 lb ft).
8. Install the EVAP vent valve to the retaining bracket.
Tighten
Tighten to 22 N.m (16 lb ft).
9. Install the rear frame rail support and the rear frame rail support bolts.
Tighten
Tighten the bolts to 8 N.m (71 lb in).
10. Install the right hand rear fascia bolts.
11. Lower the vehicle.
12. Connect the negative battery terminal.
13. Add the fuel and install the fuel filler cap.
14. Crank the engine for a few seconds, turn OFF the engine if the engine starts.
15. Check for any fuel leaks.