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Check Keyless Buzzer

DIAGNOSIS PROCEDURE CHART

Step Check Yes No
1 CHECK FUNCTION  .
Using the Subaru Select Monitor, check the {Answer-back buzzer setup}. Refer to READ CURRENT DATA .		 Is it ON? Go to step 2  . Change the setting to ON. Refer to FUNCTION SETTING (CUSTOMIZE) .
2 CHECK OUTPUT TO KEYLESS BUZZER  .
  1. Remove the key from ignition switch.
  2. Read the {Keyless Buzzer Output} of the body integrated unit using the Subaru Select Monitor. Refer to 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.
 Does display change from OFF → ON? Go to step 3  . Replace the body integrated unit. Refer to BODY INTEGRATED UNIT .
3 CHECK KEYLESS BUZZER  .
  1. Remove the keyless buzzer.
  2. Install the keyless buzzer to another vehicle with a normally operating buzzer and check buzzer operation.
 Does the keyless buzzer sound? Go to step 4  . Replace the keyless buzzer.
4 CHECK HARNESS  .
  1. Disconnect the harness connector of body integrated unit.
  2. Disconnect the keyless buzzer harness connector.
  3. Measure the resistance between harness connector terminals.

Connector & terminal 
(B279) No. 24 - (B164) No. 1: 		 Is the resistance less than 10 Ω? Go to step 5  . Repair or replace the harness.
5 CHECK HARNESS  .
Measure the resistance between the keyless buzzer harness connector and chassis ground.
Connector & terminal 
(B164) No. 2 - Chassis ground: 		 Is the resistance less than 10 Ω? Replace the body integrated unit. Refer to BODY INTEGRATED UNIT . Repair or replace the harness.
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