Related Lines 53 - 61 Ω (Power Steering Control Module): Wiring diagram

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

• Non-turbo model

Fig 1: Power Steering Control Module System Wiring Diagram Non-Turbo Model (1 Of 2)

Courtesy of SUBARU OF AMERICA, INC.

Fig 2: Power Steering Control Module System Wiring Diagram Non-Turbo Model (2 Of 2)

Courtesy of SUBARU OF AMERICA, INC.

• Turbo model

Fig 3: Power Steering Control Module System Wiring Diagram Turbo Model (1 Of 2)

Courtesy of SUBARU OF AMERICA, INC.

Fig 4: Power Steering Control Module System Wiring Diagram Turbo Model (2 Of 2)

Courtesy of SUBARU OF AMERICA, INC.

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

      Connector & terminal 

      (B450) No. 6 - No. 7:

   Is the resistance 400 Ω or more?

   • Yes  : Related lines or main wiring harness between power steering Control Module and 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 

   (B450) No. 6 - (B40) No. 6:

   (B450) No. 7 - (B40) No. 14:

   Is the resistance 10 Ω or more?

   • Yes  : Repair or replace the open circuit portion of power steering Control Module related lines.
   • No  : Check DTC of power steering Control Module. Ref. to POWER STEERING (DIAGNOSTICS)>Read Diagnostic Trouble Code (DTC) .