Subaru Legacy 2003 Service Manual page 3748

4. Horn Switch
A: REMOVAL
WARNING:
Before servicing, be sure to read the notes in
the AB section for proper handling of the driver
airbag module. <Ref. to AB-3, CAUTION, Gen-
eral Description.>
1) Disconnect ground cable from battery.
2) Remove the driver's airbag module. <Ref. to
AB-12, Driver's Airbag Module.>
3) Remove horn switch from steering wheel as
shown.
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
Measure horn switch resistance.
2 1
5 4
Switch position
When horn switch is
pushed.
When horn switch is not
pushed.
HORN SWITCH
COM00004
COM00005
Terminal No. Standard
Less than 1 Ω
1 and Body
ground
More than 1 MΩ
COM-5
COMMUNICATION SYSTEM