Subaru Legacy 2002 Service Manual page 3146

No.
4 CHECK FRESH/RECIRC MODE.
Change FRESH/RECIRC mode by pushing
mode switch.
5 CHECK COMPARTMENT TEMPERATURE.
1) Turn A/C switch ON.
2) Set temperature at 18°C (65°F) (MAX
COOL).
3) Check compartment temperature changes.
BASIC DIAGNOSTIC PROCEDURE
Step
Is FRESH/RECIRC mode
changed?
Is the compartment tem-
perature changed?
AC-3
HVAC System (Auto A/C) (Diagnostics)
Check Yes
Go to step 5.
Go to step 6.
No
LHD: <Ref. to
AC-38, FRESH/
RECIRC DOES
NOT CHANGE,
Diagnostics for
A/C System Fail-
ure (LHD
Model).> RHD:
<Ref. to AC-52,
FRESH/RECIRC
DOES NOT
CHANGE, Diag-
nostics for A/C
System Failure
(RHD Model).>
LHD: <Ref. to
AC-40, COM-
PARTMENT TEM-
PERATURE
DOES NOT
CHANGE FROM
"SET" TEMPERA-
TURE OR AIR
CONDITIONING
SYSTEM DOES
NOT RESPOND
QUICKLY, Diag-
nostics for A/C
System Failure
(LHD Model).>
RHD: <Ref. to
AC-54, COM-
PARTMENT TEM-
PERATURE
DOES NOT
CHANGE FROM
"SET" TEMPERA-
TURE OR AIR
CONDITIONING
SYSTEM DOES
NOT RESPOND
QUICKLY, Diag-
nostics for A/C
System Failure
(RHD Model).>