Cannot Be Customized

Trouble causes: 

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

Courtesy of SUBARU OF AMERICA, INC.

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 .

   • Customize Change Request Signal: Mirror Function
   • Customize Change Value: Side Mirror Tilt Down in Reverse
   • Customize Change Request Signal: Mirror Function Reset
   • Reverse Interlocking Outside Mirror Customize
   • Customize 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.