Subaru 2009 IMPREZA Service Manual page 2723

In-Vehicle Sensor (Auto A/C Model)
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
23.In-Vehicle Sensor
(Auto A/C Model)
A: REMOVAL
CAUTION:
Be careful not to damage the sensors and inte-
rior trims when removing.
1) Disconnect the ground cable from battery.
2) Remove the instrument panel lower cover. <Ref.
to EI-46, REMOVAL, Instrument Panel Lower Cov-
er.>
3) Disconnect the connector and aspirator hose,
remove the screw and remove the in-vehicle sen-
sor from the instrument panel.
AC-01811
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
Refer to "In-Vehicle Sensor" of HVAC SYSTEM
(AUTO A/C) (DIAGNOSTICS). <Ref. to AC(diag)-
30, IN-VEHICLE SENSOR, Diagnostic Procedure
for Sensors.>
AC-43