Cannot Be Customized

Trouble causes: 

• Body integrated unit malfunction
• LIN communication error
• Power Seat & Remote Control Mirror Control Module failure

1. CHECK BATTERY  .

   Check the battery unit. Ref. to STARTING/CHARGING SYSTEMS (H4DO)>BATTERY>INSPECTION .

   Is the battery OK?

   Yes  : Go to  2 .

   No  : Replace or charge the battery.

2. CHECK FUSE  .

   Check the fuse. Ref. to GLASS/WINDOWS/MIRRORS>RELAY AND FUSE .

   Is the fuse OK?

   Yes  : Go to  3 .

   No  : Replace the fuse. When the replaced fuse is blown immediately, repair the power supply circuit.

3. CHECK CUSTOMIZATION-RELATED SIGNALS  .

   Using the Subaru Select Monitor, check the following items in the [Data monitor] of [Power Seat Memory]. Ref. to POWER SEAT MEMORY (DIAGNOSTICS)>DATA MONITOR .

   • Mirror setting change request
   • Reverse-linked mirror change value
   • Door mirror customization reset request
   • Reverse-linked mirror ON/OFF setting
   • Customization operation flag

   Is a customization-related signal OK?

   Yes  : Go to  4 .

   No  : Replace Power Seat & Remote Control Mirror Control Module. Ref. to SEATS>POWER SEAT SYSTEM .

4. CHECK HARNESS (OPEN CIRCUIT)  .
   1. Turn the ignition switch to OFF.
   2. Disconnect the Power Seat & Remote Control Mirror Control Module connector.
   3. Disconnect the body integrated unit connector.
   4. Using a tester, measure the resistance between Power Seat & Remote Control Mirror Control Module connector and body integrated unit.

      Connector & terminal 

      (R502) No. 18 - (B281) No. 10:

   Is the resistance less than 10 Ω?

   Yes  : Replace Power Seat & Remote Control Mirror Control Module. Ref. to SEATS>POWER SEAT SYSTEM .

   No  : Repair the open circuit in harness between Power Seat & Remote Control Mirror Control Module connector and body integrated unit.