Evaporative Emissions System: Service and Repair

FUEL DELIVERY, RETURN AND EVAPORATION LINES

REMOVAL
1. Set vehicle on the lift.
2. Release fuel pressure.
3. Open fuel filler flap lid and remove fuel filler cap.
4. Remove fuel tank.
5. Remove fuel filler pipe.
6. Remove floor mat.
7. Remove fuel delivery pipes and hoses, fuel return pipes and hoses, evaporation pipes and hoses.

8. In engine compartment, detach fuel delivery hoses, return hoses and evaporation hose.
9. Separate quick connector on fuel delivery, return line and evaporation line.
1. Clean pipe and connector, if they are covered with dust.
2. Hold connector (A) and push retainer (B) down.
3. Pull out connector (A) from retainer (B).

CAUTION: Replace retainer with new ones.

INSTALLATION
1. Connect quick connector on fuel delivery and return line.

CAUTION:
- Always use a new retainer.
- Make sure that the connected portion is not damaged or has dust. If necessary, clean seal surface (A) of pipe (B).

NOTE: At this time, clicking sound can be heard two times.

CAUTION:
- Pull the connector to ensure it is connected securely.
- Ensure the two retainer pawls are engaged in their mating positions in the connector.
- Be sure to inspect hoses and their connections for any leakage of fuel.

2. Connect fuel delivery hose to pipe with an overlap of 20 to 25 mm (0.79 to 0.98 in).
Type A: When fitting length is specified.
Type B: When fitting length is not specified.

l: 2.5 ± 1.5 mm (0.098 ± 0.059 in)
L: 22.5 ± 2.5 mm (0.886 ± 0.098 in)

3. Connect evaporation hose to pipe by approx. 15 mm (0.59 in) from hose end.

L = 17.5 ± 2.5 mm (0.689 ± 0.098 in)

CAUTION: Be sure to inspect hoses and their connections for any leakage of fuel.

INSPECTION
1. Make sure that there are no cracks on the fuel pipes and fuel hoses.
2. Make sure that the fuel pipe and fuel hose connections are tight.