Purge Line 10F; Purge Line 13F; Purge Line 13G; Purge Line 13I - Subaru Forester Technicians Reference Booklet

2
000 Model Year Evaporative System Diagnosis

Purge Line 10F

Purge Line 10F Purge Line 10F
Purge Line 10F Purge Line 10F
(10F) Disconnect CPC-2 from CPC solenoid.
(10F1) Connect ST plug to CPC-2.
(10F2) Pressurize.
(10F3) Does pressure hold?
YES – Replace CPC solenoid and
go to step 8.
NO – Replace hose and go to step 8.

Purge Line 13F

Purge Line 13F
Purge Line 13F Purge Line 13F Purge Line 13F
(13F) Turn off CPC solenoid with select
monitor.
(13F1) Disconnect CPC-4 from CPC-5.
(13F2) Pressurize and turn on CPC solenoid with
select monitor.
(13F3) Does pressure go to zero immediately?
NO go to step (13F4).
YES go to step (13G).
(13F4) Turn off CPC solenoid with select
monitor and connect CPC-4 to CPC-5.
(13F5) Disconnect CPC-3 from CPC solenoid.
(13F6) Pressurize.
(13F7) Turn on CPC solenoid with select
monitor.
(13F8) Does pressure go to zero immediately?
YES – Replace hose "CPC-3 to CPC-4"
and go to step 8.
NO – Replace CPC solenoid and go to
step 8.

Purge Line 13G

Purge Line 13G Purge Line 13G
Purge Line 13G Purge Line 13G
(13G) Turn off CPC solenoid with select
monitor.
(13G1) Connect PT-1 to CPC-5.
(13G2) Pressurize.
(13G3) Disconnect CPC-8 from CPC-9.
(13G4) Does pressure go to zero immediately?
YES go to step (13H).
NO go to step (13G5).
(13G5) Pressurize.
(13G6) Disconnect CPC-7 from CPC-8.
(13G7) Does pressure go to zero immediately?
YES – Replace hose "CPC-7 to CPC-8"
and go to step (8).
NO – An obstruction exists in the metal
hose from "CPC-5 to CPC-6",
clean and remove obstruction or replace
hose. Then go to step (8).
(13H) Connect adapter-1 to PT-1.
(13H1) Connect adapter-1 to CPC-8.
(13H2) Pressurize.
(13H3) Disconnect CPC-12 form CPC-13.
(13H4) Does pressure drop to zero immediately?
YES go to step (13I).
NO go to step (13H5).
(13H5) Pressurize.
(13H6) Disconnect CPC-10 from CPC-11.
(13H7) Does pressure drop to zero immediately?
YES – Replace hose "CPC-11 to CPC-
12" and go to step (8).
NO – An obstruction exists in the metal
hose between "CPC-10 and CPC-9" clean
and remove obstruction or replace hose.
Then go to step (8).

Purge Line 13I

Purge Line 13I
Purge Line 13I Purge Line 13I Purge Line 13I
(13I) Connect adapter-1 to CPC-13.
(13I1) Pressurize.
(13I2) Disconnect CPC-14 to CPC-15.
(13I3) Did pressure drop to zero immediately?
YES – Replace hose "CPC-15 to CPC-16"
and go to step (8).
NO – An obstruction exists in the metal
hose between "CPC-13 and CPC-14",
clean and remove obstruction or replace
hose. Then go to step (8).
11 Effective 09-25-03