Inspection Procedure 26

COMMENT
- The test fails if there is a leak from the fuel tank or vapor line.

TROUBLESHOOTING HINTS
The most likely causes for this case:
- Loose fuel tank filler tube cap.
- Broken seal in fuel tank, vapor line evaporative emission canister.

DIAGNOSIS
STEP 1. Check the evaporative emission purge solenoid.
Refer to Emission Control System - Evaporative
Emission Control System - Evaporative Emission Purge Solenoid Check.

If correct, go to Step 2.

If incorrect, repair or replace. Then confirm that the malfunction symptom is eliminated.

STEP 2. Check the evaporative emission ventilation solenoid.
Refer to Emission Control System - Evaporative
Emission Canister/Vent Valve/Evaporative Emission Ventilation Solenoid/Air Filter - Evaporative Emission Ventilation Solenoid Check.

If correct, go to Step 3.

If incorrect, repair or replace. Then confirm that the malfunction symptom is eliminated.

STEP 3. Check the following items.
Check the following items, and repair or replace the defective items.
a. Check for leaks from the vapor line or evaporative emission canister.
b. Check for leaks from the fuel tank.

Then confirm that the malfunction symptom is eliminated.