Related Lines 53 - 61 Ω (MFD): Wiring diagram

CAN communication system Ref. to WIRING SYSTEM>CAN Communication System>WIRING DIAGRAM .

• Non-turbo model

Fig 1: MFD System Wiring Diagram (Non-Turbo Model)

Courtesy of SUBARU OF AMERICA, INC.

• Turbo model

Fig 2: MFD System Wiring Diagram (Turbo Model)

Courtesy of SUBARU OF AMERICA, INC.

1. CHECK BETWEEN RELATED LINES AND MAIN WIRING HARNESS. 
   1. Disconnect the MFD connector.
   2. Using the tester, measure the resistance between terminals.

      Connector & terminal 

      (i122) No. 5 - No. 6:

   Is the resistance 400 Ω or more?

   • Yes  : Related lines between MFD and main wiring harness is open, or main wiring harness is open at two places or more.
   • No  : Go to 2. 
2. CHECK RELATED LINES. 

   Using the tester, measure the resistance between terminals.

   Connector & terminal 

   (i122) No. 5 - (B40) No. 14:

   (i122) No. 6 - (B40) No. 6:

   Is the resistance 10 Ω or more?

   • Yes  : Repair or replace the open circuit of MFD related lines.
   • No  : Check DTC of MFD. Ref. to MULTIFUNCTION DISPLAY(DIAGNOSTICS)>Basic Diagnostic Procedure .