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Check Registration Connector

Step Check Yes No
1 CHECK INPUT CIRCUIT. 
  1. Prepare the Subaru Select Monitor kit.
  2. Turn the ignition switch to ON (engine OFF) and run the "PC application for Subaru Select Monitor".
  3. On «System Selection Menu» display, select {Integ. unit mode}.
  4. Select {Current Data Display & Save}.
  5. Select {Registration SW input}.
 Does the display switch between OFF ↔ ON when the registration connector is inserted/removed? Registration connector is OK. Go to step 2  .
2 CHECK HARNESS. 
  1. Disconnect the body integrated unit connector and registration connector.
  2. Check the harness between body integrated unit connector and registration connector.

    Connector & terminal 

    (B281) No. 33 - (i203) No. 1: 

 Is harness normal? Go to step 3  . Repair or replace the harness.
3 CHECK HARNESS. 
Measure the resistance between the registration connector and chassis ground.
Connector & terminal 
(i204) No. 1 - 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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