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HOMESERVICE MANUALSSUBARU2014LEGACY 2.5I, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISELECTRICALGAUGESINSTRUMENTATION SYSTEM & DRIVER INFORMATION CENTERCOMBINATION METER SYSTEMINSPECTIONCHECK VDC CONTROL MODULE
2014 Subaru Legacy 2.5i, Automatic CVT Trans

Check VDC Control Module

2014 Subaru Legacy 2.5i, Automatic CVT TransSECTION Check VDC Control Module
Step Check Yes No
1 CHECK VEHICLE SPEED SIGNAL. 
  1. Remove the combination meter mounting screws.
  2. Lift up the vehicle and support it with rigid racks.
  3. Drive the vehicle faster than 10 km/h (6 MPH).
    WARNING: Be careful not to get caught in the running wheels.
  4. Measure the voltage between combination meter connector and chassis ground.

    Connector & terminal 

    (i10) No. 29 (+) - Chassis ground (-): 

 Is the voltage less than 1 V ↔ 5 V or more? Replace the meter case assembly. Go to step 2  .
2 CHECK HARNESS BETWEEN VDC CONTROL MODULE AND COMBINATION METER. 
  1. Turn the ignition switch to OFF.
  2. Disconnect the VDC control unit connector and the combination meter connector.
  3. Measure the resistance between the VDC control module connector and the combination meter connector.

    Connector & terminal 

    (B310) No. 11 - (i10) No. 29: 

 Is the resistance less than 10 Ω? Check VDC control module. Refer to BASIC DIAGNOSTIC PROCEDURE . Repair or replace the harness.
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.