Subaru Legacy 2003 Service Manual page 3536

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) (LHD
Step
18 CHECK ACTUATOR GROUND CIRCUIT.
1) Turn the ignition switch to OFF.
2) Disconnect the connector from mode door
actuator.
3) Measure the resistance of harness
between mode door actuator and chassis
ground.
Connector & terminal
(B77) No. 10 — Chassis ground:
Is the measured value less than specified
value?
19 CHECK POOR CONTACT.
Check poor contact in auto A/C control module
connector.
Is there poor contact in connector?
MODEL)
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)
Value
1 Ω
There is no poor contact.
AC-63
Yes
Replace the mode Repair the har-
door actuator. ness between auto
A/C control mod-
ule and mode door
actuator.
Repair the poor Repair the con-
contact in auto A/C nector.
control module.
No