Subaru 2009 IMPREZA Service Manual page 3127

9. CHECK KEYLESS BUZZER
Step
1 CHECK FUNCTION.
Using the Subaru Select Monitor, check
{Answer-back buzzer setup}. <Ref. to
LAN(diag)-22, CONFIRMATION OF CUR-
RENT SETTING, OPERATION, Subaru Select
Monitor.>
2 CHECK OUTPUT TO KEYLESS BUZZER.
1) Remove the key from ignition switch.
2) Display the {Keyless Buzzer Output} of the
body integrated unit using the Subaru Select
Monitor. <Ref. to LAN(diag)-15, READ DIAG-
NOSTIC TROUBLE CODE (DTC), OPERA-
TION, Subaru Select Monitor.>
3) Press the LOCK/UNLOCK button of the
keyless transmitter.
NOTE:
Due to the screen refresh timing of the Subaru
Select Monitor, repeat the operation a few times
to confirm, as there may be no change of OFF
ON at first.
3 CHECK KEYLESS BUZZER.
1) Remove the keyless buzzer.
2) Install the keyless buzzer to another vehicle
which operates keyless buzzer normally, check
the buzzer sounds.
4 CHECK HARNESS.
1) Disconnect the harness connector of body
integrated unit.
2) Disconnect the keyless buzzer harness con-
nector.
3) Measure the resistance between harness
connector terminals.
Connector & terminal
(B279) No. 24 — (B164) No. 1:
5 CHECK HARNESS.
Measure the resistance between the keyless
buzzer harness connector and chassis ground.
Connector & terminal
(B164) No. 2 — Chassis ground:
Keyless Entry System
Check
Is it ON?
Does display change from OFF
ON?
Does the keyless buzzer
sound?
Is the resistance less than 10 ? Go to step 5.
Is the resistance less than 10 ? Replace the body
SL-23
SECURITY AND LOCKS
Yes No
Go to step 2. Change the setting
to ON. <Ref. to
LAN(diag)-26,
USER CUSTOM-
IZING, OPERA-
TION, Subaru
Select Monitor.>
Go to step 3. Replace the body
integrated unit.
<Ref. to SL-50,
Body Integrated
Unit.>
Go to step 4. Replace the key-
less buzzer.
Repair or replace
the harness.
Repair or replace
integrated unit. the harness.
<Ref. to SL-50,
Body Integrated
Unit.>