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Home >> Subaru >> 2020 >> BRZ tS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transaxle (Diagnostics)) >> Automatic Transmission System >> DTC P0766: Shift Solenoid "D" Performance/Stuck Off; DTC P0767: Shift Solenoid "D" Stuck On; DTC P0776: Pressure Control Solenoid "B" Performance/Stuck Off >> Standard value

Standard value

WARNING: This page is about a different variant/trim than selected.
Shift position While idling [MPa {kgf/cm2 }] While stalling [MPa {kgf/cm2 }]
D position 0.35 to 0.43 {3.6 to 4.4} 1.20 to 1.38 {12.2 to 14.0}
R position 0.76 to 0.95 {7.7 to 9.7} 1.41 to 1.63 {14.4 to 16.6}
NOTE: When there is an open or short circuit in the line pressure control solenoid ASSY (SLT) system, the line pressure reaches the maximum.

NG: Repair or replacement of transmission valve body ASSY (refer to TRANSMISSION VALVE BODY ASSY )

OK: Go to next step

  1. Check of transmission 3 way solenoid ASSY (S4) system unit
    1. Remove the transmission 3 way solenoid ASSY (S4). (Refer to DISASSEMBLY )
    2. Check the transmission 3 way solenoid ASSY (S4) unit. (Refer to UNIT INSPECTION )

    NG: Replacement of the transmission 3 way solenoid ASSY (S4) (Refer to DISASSEMBLY )

    OK: Go to next step

  2. Check of clutch control solenoid No. 1 (SL2) unit
    1. Check the clutch control solenoid No. 1 (SL2) unit. (Refer to UNIT INSPECTION )

    NG: Repair or replacement of transmission valve body ASSY (refer to TRANSMISSION VALVE BODY ASSY )

    OK: Go to next step

  3. Check of transmission valve body ASSY unit
    1. Check the transmission valve body ASSY. (Refer to TRANSMISSION VALVE BODY ASSY )

      Criteria: There is no malfunction and foreign objects on the solenoid installation portions. 

    NG: Repair or replacement of transmission valve body ASSY (refer to TRANSMISSION VALVE BODY ASSY )

    OK: Go to next step

    Repair or replacement of automatic transmission ASSY (refer to REMOVAL )