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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Automatic Transmission System (Aa80E) - Diagnostic Codes (1 Of 2)) >> Automatic Transmission System >> DTC P0776: Pressure Control Solenoid "B" Performance (Shift Solenoid Valve SL2) [11/2021 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different car, the 2024 Lexus IS 500, 2023 Lexus IS 500, and 2022 Lexus IS 500. However, it is still accessible from the selected car via links, so may be relevant.
ALL

The monitor will run whenever this DTC is not present.
(Not circuit malfunction)		 P0717, P07BF, P07C0 (Turbine speed sensor circuit)
P07C1, P07C2, P2767 (Input speed sensor circuit)
P0500, P0502, P0503 (Output speed sensor circuit)
P0748 (Shift solenoid valve SL1 circuit)
P0778 (Shift solenoid valve SL2 circuit)
P0798 (Shift solenoid valve SL3 circuit)
P2810 (Shift solenoid valve SL4 circuit)
P2819 (Shift solenoid valve SL5 circuit)
P0985, P0986 (Shift solenoid valve SR circuit)
P0115, P0117, P0118 (ECT sensor circuit)
P0712, P0713 (ATF temperature sensor circuit (TFT sensor))
P0327, P0328, P032C, P032D, P0332, P0333, P033C, P033D (KCS sensor circuit)
P0120, P0121, P0122, P0123, P0220, P0222, P0223, P0604, P0606, P0607, P060A, P060B, P060E, P060D, P0657, P1607, P2102, P2103, P2111, P2112, P2118, P2119, P2135 ((ETCS) Electronic throttle control system)
U0100 (CAN communication system)
NSW switch "D" and "not R" and "not N"
Duration time from shifting "N" to "D" 4 sec. or more
ATF temperature -10°C (14°F) or more
Engine Starting
Shift solenoid valve SL1 Not OFF malfunction
Shift solenoid valve SL2 Not OFF or ON malfunction
Shift solenoid valve SL3 Not OFF or ON malfunction
Shift solenoid valve SL4 Not OFF or ON malfunction
Shift solenoid valve SL5 Not OFF or ON malfunction
Oil pressure switch Not OFF malfunction
OFF MALFUNCTION (A)

TCM selected gear 5th
Time after transmission shifts to 5th gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 5th gear, when not detected abnormal shift Immediately after approval
Calculated load value (when A/C ON or OFF) 7.75% or more
Throttle valve opening angle 2% or more
TCM indicated pressure value of SL1 1600 kPa (16.3 kgf/cm2 , 232 psi)
TCM indicated pressure value of SL2 1600 kPa (16.3 kgf/cm2 , 232 psi)
Time after oil pressure switch turned on 0.05 sec. or more
OFF MALFUNCTION (B)

TCM selected gear 6th
Time after transmission shifts to 6th gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 6th gear, when not detected abnormal shift Immediately after approval
Calculated load value (when A/C ON or OFF) 7.75% or more
Throttle valve opening angle 2% or more
TCM indicated pressure value of SL2 1600 kPa (16.3 kgf/cm2 , 232 psi)
Turbine speed / Input speed (NT / NC3) 0.95 or more and 1.05 or less
OFF MALFUNCTION (C)

TCM selected gear 7th
Time after transmission shifts to 7th gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 7th gear, when not detected abnormal shift Immediately after approval
Calculated load value (when A/C ON or OFF) 7.75% or more
Throttle valve opening angle 2% or more
TCM indicated pressure value of SL2 1600 kPa (16.3 kgf/cm2 , 232 psi)
Turbine speed / Input speed (NT / NC3) 1.81 or more and 1.91 or less
OFF MALFUNCTION (D)

TCM selected gear 8th
Time after transmission shifts to 8th gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 8th gear, when not detected abnormal shift Immediately after approval
Calculated load value (when A/C ON or OFF) 7.75% or more
Throttle valve opening angle 2% or more
TCM indicated pressure value of SL2 1600 kPa (16.3 kgf/cm2 , 232 psi)
Input speed (NC3) 50 rpm or less
OFF MALFUNCTION (E)

TCM selected gear 5th, 6th, 7th or 8th
ON MALFUNCTION (A)

TCM selected gear 1st
Duration time from vehicle speed reaching the following value Less than 3 sec.
Time after transmission shifts to 1st gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 1st gear, when not detected abnormal shift 0.2 sec. or more
Vehicle speed 2 km/h (1.2 mph) or more and less than 40 km/h (24.9 mph)
Engine speed - Turbine speed 150 rpm or more
Calculated load value (when A/C ON or OFF) 7.75% or more
ECT (Engine coolant temperature) 40°C (104°F) or more
Spark advance from max. retard timing by KCS control Crankshaft angle 0° or more
TCM indicated pressure value of SL2 30 kPa (0.3 kgf/cm2 , 4 psi) or less
  1. When either condition below is met: Condition (1) or (2)
    1. Condition (1)

      When one of the following conditions is met: Condition (a), (b), (c), (d), (e), (f), (g) or (h)

      CONDITION (A)

      Turbine speed / Output speed (NT / NO)
      (Actual 1st gear)      		 3.9 or more and 8.0 or less
      (when output speed less than 130 rpm)
      CONDITION (B)

      Turbine speed / Output speed (NT / NO)
      (Actual 2nd gear)      		 2.4 or more and 2.9 or less
      (when output speed less than 200 rpm)
      CONDITION (C)

      Turbine speed / Output speed (NT / NO)
      (Actual 3rd gear)      		 1.72 or more and 2.07 or less
      (when output speed less than 400 rpm)
      CONDITION (D)

      Turbine speed / Output speed (NT / NO)
      (Actual 4th gear)      		 1.354 or more and 1.584 or less
      (when output speed less than 600 rpm)
      CONDITION (E)

      Turbine speed / Output speed (NT / NO)
      (Actual 5th gear)      		 1.141 or more and 1.291 or less
      (when output speed less than 600 rpm)
      CONDITION (F)

      Turbine speed / Output speed (NT / NO)
      (Actual 6th gear)      		 0.93 or more and 1.07 or less
      (when output speed less than 800 rpm)
      CONDITION (G)

      Turbine speed / Output speed (NT / NO)
      (Actual 7th gear)      		 0.759 or more and 0.889 or less
      (when output speed less than 800 rpm)
      CONDITION (H)

      Turbine speed / Output speed (NT / NO)
      (Actual 8th gear)      		 0.62 or more and 0.75 or less
      (when output speed less than 1000 rpm)
    1. Condition (2)

      When all conditions below are met: Condition (a), (b), (c), (d), (e), (f), (g) and (h)

      CONDITION (A)

      Turbine speed - Output speed (NT - NO) x 1st gear ratio
      (Actual 1st gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 130 rpm or more)
      CONDITION (B)

      Turbine speed - Output speed (NT - NO) x 2nd gear ratio
      (Actual 2nd gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 200 rpm or more)
      CONDITION (C)

      Turbine speed - Output speed (NT - NO) x 3rd gear ratio
      (Actual 3rd gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 400 rpm or more)
      CONDITION (D)

      Turbine speed - Output speed (NT - NO) x 4th gear ratio
      (Actual 4th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 600 rpm or more)
      CONDITION (E)

      Turbine speed - Output speed (NT - NO) x 5th gear ratio
      (Actual 5th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 600 rpm or more)
      CONDITION (F)

      Turbine speed - Output speed (NT - NO) x 6th gear ratio
      (Actual 6th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 800 rpm or more)
      CONDITION (G)

      Turbine speed - Output speed (NT - NO) x 7th gear ratio
      (Actual 7th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 800 rpm or more)
      CONDITION (H)

      Turbine speed - Output speed (NT - NO) x 8th gear ratio
      (Actual 8th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 1000 rpm or more)
ON MALFUNCTION (B)

TCM selected gear 2nd
Time after transmission shifts to 2nd gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 2nd gear, when not detected abnormal shift 0.2 sec. or more
Vehicle speed 2 km/h (1.2 mph) or more
Throttle valve opening angle 6.5% or more at engine speed 2000 rpm
(condition varies with engine speed)
Calculated load value (when A/C ON or OFF) 7.75% or more
ECT (Engine coolant temperature) 40°C (104°F) or more
Spark advance from max. retard timing by KCS control Crankshaft angle 0° or more
TCM indicated pressure value of SL2 30 kPa (0.3 kgf/cm2 , 4 psi) or less
  1. When either condition below is met: Condition (1) or (2)
    1. Condition (1)

      When one of the following conditions is met: Condition (a), (b), (c), (d), (e), (f), (g) or (h)

      CONDITION (A)

      Turbine speed / Output speed (NT / NO)
      (Actual 1st gear)      		 3.9 or more and 8.0 or less
      (when output speed less than 130 rpm)
      CONDITION (B)

      Turbine speed / Output speed (NT / NO)
      (Actual 2nd gear)      		 2.4 or more and 2.9 or less
      (when output speed less than 200 rpm)
      CONDITION (C)

      Turbine speed / Output speed (NT / NO)
      (Actual 3rd gear)      		 1.72 or more and 2.07 or less
      (when output speed less than 400 rpm)
      CONDITION (D)

      Turbine speed / Output speed (NT / NO)
      (Actual 4th gear)      		 1.354 or more and 1.584 or less
      (when output speed less than 600 rpm)
      CONDITION (E)

      Turbine speed / Output speed (NT / NO)
      (Actual 5th gear)      		 1.141 or more and 1.291 or less
      (when output speed less than 600 rpm)
      CONDITION (F)

      Turbine speed / Output speed (NT / NO)
      (Actual 6th gear)      		 0.93 or more and 1.07 or less
      (when output speed less than 800 rpm)
      CONDITION (G)

      Turbine speed / Output speed (NT / NO)
      (Actual 7th gear)      		 0.759 or more and 0.889 or less
      (when output speed less than 800 rpm)
      CONDITION (H)

      Turbine speed / Output speed (NT / NO)
      (Actual 8th gear)      		 0.62 or more and 0.75 or less
      (when output speed less than 1000 rpm)
    1. Condition (2)

      When all conditions below are met: Condition (a), (b), (c), (d), (e), (f), (g) and (h)

      CONDITION (A)

      Turbine speed - Output speed (NT - NO) x 1st gear ratio
      (Actual 1st gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 130 rpm or more)
      CONDITION (B)

      Turbine speed - Output speed (NT - NO) x 2nd gear ratio
      (Actual 2nd gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 200 rpm or more)
      CONDITION (C)

      Turbine speed - Output speed (NT - NO) x 3rd gear ratio
      (Actual 3rd gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 400 rpm or more)
      CONDITION (D)

      Turbine speed - Output speed (NT - NO) x 4th gear ratio
      (Actual 4th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 600 rpm or more)
      CONDITION (E)

      Turbine speed - Output speed (NT - NO) x 5th gear ratio
      (Actual 5th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 600 rpm or more)
      CONDITION (F)

      Turbine speed - Output speed (NT - NO) x 6th gear ratio
      (Actual 6th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 800 rpm or more)
      CONDITION (G)

      Turbine speed - Output speed (NT - NO) x 7th gear ratio
      (Actual 7th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 800 rpm or more)
      CONDITION (H)

      Turbine speed - Output speed (NT - NO) x 8th gear ratio
      (Actual 8th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 1000 rpm or more)
ON MALFUNCTION (C)

TCM selected gear 4th
Time after transmission shifts to 4th gear, when detected abnormal shift 1.5 sec. or more
Time after transmission shifts to 4th gear, when not detected abnormal shift 0.2 sec. or more
Vehicle speed 2 km/h (1.2 mph) or more
Throttle valve opening angle 6.5% or more at engine speed 2000 rpm
(condition varies with engine speed)
Calculated load value (when A/C ON or OFF) 7.75% or more
ECT (Engine coolant temperature) 40°C (104°F) or more
Spark advance from max. retard timing by KCS control Crankshaft angle 0° or more
TCM indicated pressure value of SL2 30 kPa (0.3 kgf/cm2 , 4 psi) or less
  1. When either condition below is met: Condition (1) or (2)
    1. Condition (1)

      When one of the following conditions is met: Condition (a), (b), (c), (d), (e), (f), (g) or (h)

      CONDITION (A)

      Turbine speed / Output speed (NT / NO)
      (Actual 1st gear)      		 3.9 or more and 8.0 or less
      (when output speed less than 130 rpm)
      CONDITION (B)

      Turbine speed / Output speed (NT / NO)
      (Actual 2nd gear)      		 2.4 or more and 2.9 or less
      (when output speed less than 200 rpm)
      CONDITION (C)

      Turbine speed / Output speed (NT / NO)
      (Actual 3rd gear)      		 1.72 or more and 2.07 or less
      (when output speed less than 400 rpm)
      CONDITION (D)

      Turbine speed / Output speed (NT / NO)
      (Actual 4th gear)      		 1.354 or more and 1.584 or less
      (when output speed less than 600 rpm)
      CONDITION (E)

      Turbine speed / Output speed (NT / NO)
      (Actual 5th gear)      		 1.141 or more and 1.291 or less
      (when output speed less than 600 rpm)
      CONDITION (F)

      Turbine speed / Output speed (NT / NO)
      (Actual 6th gear)      		 0.93 or more and 1.07 or less
      (when output speed less than 800 rpm)
      CONDITION (G)

      Turbine speed / Output speed (NT / NO)
      (Actual 7th gear)      		 0.759 or more and 0.889 or less
      (when output speed less than 800 rpm)
      CONDITION (H)

      Turbine speed / Output speed (NT / NO)
      (Actual 8th gear)      		 0.62 or more and 0.75 or less
      (when output speed less than 1000 rpm)
    1. Condition (2)

      When all conditions below are met: Condition (a), (b), (c), (d), (e), (f), (g) and (h)

      CONDITION (A)

      Turbine speed - Output speed (NT - NO) x 1st gear ratio
      (Actual 1st gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 130 rpm or more)
      CONDITION (B)

      Turbine speed - Output speed (NT - NO) x 2nd gear ratio
      (Actual 2nd gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 200 rpm or more)
      CONDITION (C)

      Turbine speed - Output speed (NT - NO) x 3rd gear ratio
      (Actual 3rd gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 400 rpm or more)
      CONDITION (D)

      Turbine speed - Output speed (NT - NO) x 4th gear ratio
      (Actual 4th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 600 rpm or more)
      CONDITION (E)

      Turbine speed - Output speed (NT - NO) x 5th gear ratio
      (Actual 5th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 600 rpm or more)
      CONDITION (F)

      Turbine speed - Output speed (NT - NO) x 6th gear ratio
      (Actual 6th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 800 rpm or more)
      CONDITION (G)

      Turbine speed - Output speed (NT - NO) x 7th gear ratio
      (Actual 7th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 800 rpm or more)
      CONDITION (H)

      Turbine speed - Output speed (NT - NO) x 8th gear ratio
      (Actual 8th gear)      		 -50 rpm or more and 50 rpm or less
      (when output speed 1000 rpm or more)
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