Subaru Legacy 2002 Service Manual page 3201

DIAGNOSTICS FOR A/C SYSTEM FAILURE (RHD MODEL)
HVAC System (Auto A/C) (Diagnostics)
No.
15 CHECK EACH SENSOR AND POTENTIOM-
ETER.
Check the sensors and potentiometer for
proper operation using the self-diagnostic
function. <Ref. to AC-32, SELF-DIAGNOSIS
MODE, Diagnostics Chart for Diagnosis Sys-
tem (RHD Model).>
16 CHECK CONNECTION OF ASPIRATOR
DUCT.
Make sure that the connection of aspirator
duct is correct.
17 CHECK EACH ACTUATOR.
Check the actuators for proper operation
using the self-diagnostic function. < Ref. to
AC-32, SELF-DIAGNOSIS MODE, Diagnos-
tics Chart for Diagnosis System (RHD
Model).>
18 CHECK POOR CONTACT.
Check poor contact in A/C control module.
Step
Is the operation of each
sensor and potentiometer
normal?
Is the connection of aspira-
tor duct correct?
Is the operation of each
actuator normal?
Is there poor contact in A/C
control module?
AC-58
Check Yes
Go to step 16.
Repair aspirator
duct connection.
Go to step 18.
Repair poor con-
tact in A/C control
module.
No
Replace sensor
and/or potentiom-
eter.
Go to step 17.
Replace actuator.
Contact with your
Subaru distributor
service.