Test Sequence - Subaru Forester Technicians Reference Booklet

2
000 Model Year Evaporative System Diagnosis
Abbreviation
CPC
PCV
D
SOV

Test Sequence

Test Sequence Test Sequence Test Sequence Test Sequence
1. Purge System Test --------------------------------------------------------------------------------------------- 7
2. Drain System Test ----------------------------------------------------------------------------------------- 14
3. Shut Off Valve Test ---------------------------------------------------------------------------------------- 17
4. Pressure Control Valve Test ------------------------------------------------------------------------------ 21
5. Fuel Tank and Vent Control Valve Test ----------------------------------------------------------------- 22
6. Canister ------------------------------------------------------------------------------------------------------ 28
• Follow the directions in each of the above tests.
• At the end of a given test a stop sign will appear to signify that you need to go to the next test.
• Complete all 6 tests to evaluate the entire evaporative system.
• Directions are included in each test that guides you through results that indicate a failure.
• Always complete the 6 tests even if a failure has been found and repaired early in the test
sequence.
Adapter 2
PT-1
Component
Canister Purge Control Solenoid
Pressure control valve
Drain valve
Shut Off Valve
behind the right rear inner fender.
7
Location
Right underside of intake manifold.
Above rear differential.
Above canister right rear of vehicle.
Located on the fuel filler neck
ST Plug
Adapter 1
Effective 09-25-03