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Home >> Subaru >> 2020 >> BRZ tS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Automatic Transaxle (Service Information)) >> Transmission Valve Body ASSY >> Unit Inspection

Unit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Check of clutch control solenoid No. 1 (SL2)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Clutch control solenoid No. 1 (SL2) terminal 1 - terminal 2 20°C (68°F) 5.0 to 5.6Ω
      G12587470Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to terminal 1 of the clutch control solenoid No. 1 (SL2) via the 12 V-21 W valve and check that the valve in the solenoid operates when connecting the battery ground to terminal 2.

      Criteria: Operates (with operating noise) 

  2. Check of lock-up control solenoid (SLU)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Lock-up control solenoid (SLU) terminal 1 - terminal 2 20°C (68°F) 5.0 to 5.6Ω
      G12587471Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to terminal 2 of the lock-up control solenoid (SLU) via the 12 V-21 W valve and check that the valve in the solenoid operates when connecting the battery ground to terminal 1.

      Criteria: Operates (with operating noise) 

  3. Check of line pressure control solenoid ASSY (SLT)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Line pressure control solenoid ASSY (SLT) terminal 1 - terminal 2 20°C (68°F) 5.0 to 5.6Ω
      G12587472Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to terminal 2 of the line pressure control solenoid ASSY (SLT) via the 12 V-21 W valve and check that the valve in the solenoid operates when connecting the battery ground to terminal 1.

      Criteria: Operates (with operating noise) 

  4. Check of clutch control solenoid No. 1(SL1)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Clutch control solenoid No. 1 (SL1) terminal 1 - terminal 2 20°C (68°F) 5.0 to 5.6Ω
      G12587473Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to terminal 1 of the clutch control solenoid No. 1 (SL1) via the 12 V-21 W valve and check that the valve in the solenoid operates when connecting the battery ground to terminal 2.

      Criteria: Operates (with operating noise) 

  5. Check of transmission 3 way solenoid ASSY (SR)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Transmission 3 way solenoid ASSY (SR) connector - body 20°C (68°F) 11 to 15Ω
      G12587474Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to the connector of the transmission 3 way solenoid ASSY (SR) and check that the valve in the solenoid operates when connecting the battery ground to the solenoid body.

      Criteria: Operates (with operating noise) 

  6. Check of transmission 3 way solenoid ASSY (S1)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Transmission 3 way solenoid ASSY (S1) connector - body 20°C (68°F) 11 to 15Ω
      G12587475Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to the connector of the transmission 3 way solenoid ASSY (S1) and check that the valve in the solenoid operates when connecting the battery ground to the solenoid body.

      Criteria: Operates (with operating noise) 

  7. Check of transmission 3 way solenoid ASSY (S4)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Transmission 3 way solenoid ASSY (S4) connector - body 20°C (68°F) 11 to 15Ω
      G12587476Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to the connector of the transmission 3 way solenoid ASSY (S4) and check that the valve in the solenoid operates when connecting the battery ground to the solenoid body.

      Criteria: Operates (with operating noise) 

  8. Check of transmission 3 way solenoid ASSY (S2)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Transmission 3 way solenoid ASSY (S2) connector - body 20°C (68°F) 11 to 15Ω
      G12587477Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to the connector of the transmission 3 way solenoid ASSY (S2) and check that the valve in the solenoid operates when connecting the battery ground to the solenoid body.

      Criteria: Operates (with operating noise) 

  9. Check of transmission 3 way solenoid ASSY (S3)
    1. Measure the resistance between the terminals.

      Resistance 

      Inspection terminals Inspection conditions Standard value
      Transmission 3 way solenoid ASSY (S3) connector - body 20°C (68°F) 11 to 15Ω
      G12587478Courtesy of SUBARU OF AMERICA, INC.
    2. Connect the battery positive to the connector of the transmission 3 way solenoid ASSY (S3) and check that the valve in the solenoid operates when connecting the battery ground to the solenoid body.

      Criteria: Operates (with operating noise) 

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