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Check Trunk Lid Lock Actuator

DIAGNOSIS PROCEDURE CHART

Step Check Yes No
1 CHECK TRUNK LID LOCK ACTUATOR. 
  1. Turn the ignition switch to OFF.
  2. Disconnect the key warning switch harness connector.
  3. Prepare the Subaru Select Monitor kit.
  4. Turn the ignition switch to ON (engine OFF) and run the "PC application for Subaru Select Monitor".
  5. On the «System Selection Menu» display, select the {Integ. unit mode}.
  6. Select the {Current Data Display & Save}.
  7. When operating the TRUNK button of the transmitter, check the trunk unlock output signal of the body integrated unit.
 Is the display change to OFF ↔ ON, when the transmitter TRUNK button is operated? Go to step 2.  Check the body integrated unit. Ref. to BASIC DIAGNOSTIC PROCEDURE .
2 CHECK CIRCUIT OF TRUNK LID LOCK ACTUATOR. 
  1. Disconnect the harness connector of body integrated unit.
  2. Disconnect the trunk lid lock actuator harness connector.
  3. Measure the resistance between harness connectors.

    Connector & terminal 

    (i84) No. 22 - (R186) No. 2: 

 Is the resistance less than 10 Ω? Go to step 3.  Repair or replace the harness.
3 CHECK GROUND CIRCUIT OF TRUNK LID LOCK ACTUATOR. 
Measure the resistance between trunk lid lock actuator harness connector terminal and chassis ground.
Connector & terminal 
(R186) No. 1 - Chassis ground: 		 Is the resistance less than 10 Ω? Go to step 4.  Repair or replace the harness.
4 CHECK TRUNK LID LOCK ACTUATOR. 
Check the trunk lid lock actuator. Ref. to TRUNK LID LOCK ASSEMBLY .		 Is trunk lid lock actuator normal? Replace the body integrated unit. Ref. to BODY INTEGRATED UNIT . Replace the trunk lid lock assembly.
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