FixVault

Check Door Lock Switch

DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK DATA MONITOR. 
Using the Subaru Select Monitor, display the data of «Manual lock SW input».
NOTE: For detailed operation procedures, refer to "Application help".
Does the display change to OFF ←→ ON, when the door lock switch is moved to LOCK? Go to step . Go to step .
2 CHECK DOOR LOCK SWITCH. 
From the condition in step 1), operate the door lock switch (driver's and passenger's) in the UNLOCK direction.
Does the display switch between OFF ←→ ON? The door lock switch is OK. Go to step .
3 CHECK POWER WINDOW MAIN SWITCH. 
  1. Disconnect the power window main switch connector.
  2. Measure the resistance between terminals when moving the power window switch (door lock switch) to LOCK direction.

    Connector & terminal 

    Driver's side 

    (D7) No. 3 - (D7) No. 1: 

    Passenger's side 

    (D125) No. 4 - (D125) No. 5: 

Does the resistance change from 1 MΩ or more to less than 10 Ω? Go to step . Replace the power window main switch. < Ref. to POWER WINDOW CONTROL SWITCH . >
4 CHECK POWER WINDOW MAIN SWITCH. 
Measure the resistance between terminals when moving the power window switch (door lock switch) to UNLOCK direction.
Connector & terminal 
Driver's side 
(D7) No. 9 - (D7) No. 1: 
Passenger's side 
(D125) No. 2 - (D125) No. 5: 
Does the resistance change from 1 MΩ or more to less than 10 Ω? Go to step . Replace the power window main switch. < Ref. to POWER WINDOW CONTROL SWITCH . >
5 CHECK HARNESS. 
Measure the resistance between the power window main switch connector and chassis ground.
Connector & terminal 
Driver's side 
(D7) No. 3 - Chassis ground: 
Passenger's side 
(D125) No. 4 - Chassis ground: 
Is the resistance less than 10 Ω? Go to step . Repair or replace the harness.
6 CHECK HARNESS. 
  1. Disconnect the connector of body integrated unit.
  2. Check the harness between body integrated unit and power window main switch.

    Connector & terminal 

    Driver's side 

    (D7) No. 3 - (i171) No. 32: 

    (D7) No. 9 - (i171) No. 12: 

    Passenger's side 

    (D125) No. 4 - (i171) No. 32: 

    (D125) No. 2 - (i171) No. 12: 

Is harness normal? Replace the body integrated unit. < Ref. to BODY INTEGRATED UNIT . > Repair or replace the harness.