LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> RC 350 Base, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Automatic Transmission System (2GR-FSE,Aa81E) - Diagnostic Codes (2 Of 3)) >> AUTOMATIC TRANSMISSION SYSTEM (for 2GR-FSE) >> DTC P0872: Transmission Fluid Pressure Sensor / Switch "C" Circuit Low [09/2014 - 08/2016] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2017 Lexus RC 350, 2016 Lexus RC 350, and 2015 Lexus RC 350. However, it is still accessible from the selected car via links, so may be relevant.
  1. When both conditions below are met: OFF malfunction (A) and OFF malfunction (B), (C), (D), (E) or (F)

    2 detections are necessary per driving cycle:

    1st detection: temporary flag ON

    2nd detection: pending fault code ON

    OFF malfunction (A) 

    1. Oil pressure switch indication OFF

    OFF malfunction (B) 

    1. When either condition below is met: Condition (1) or (2)
      CONDITION (1)

      Turbine speed / Output speed (NT / NO) 3.9 or more and 8.0 or less
      (when output speed less than 80 rpm)
      CONDITION (2)

      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 80 rpm or more)

    OFF malfunction (C) 

    1. When either condition below is met: Condition (1) or (2)
      CONDITION (1)

      Turbine speed / Output speed (NT / NO) 2.4 or more and 2.9 or less
      (when output speed less than 180 rpm)
      CONDITION (2)

      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 180 rpm or more)

    OFF malfunction (D) 

    1. When either condition below is met: Condition (1) or (2)
      CONDITION (1)

      Turbine speed / Output speed (NT / NO) 1.72 or more and 2.07 or less
      (when output speed less than 380 rpm)
      CONDITION (2)

      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 380 rpm or more)

    OFF malfunction (E) 

    1. When either condition below is met: Condition (1) or (2)
      CONDITION (1)

      Turbine speed / Output speed (NT / NO) 1.354 or more and 1.584 or less
      (when output speed less than 660 rpm)
      CONDITION (2)

      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 660 rpm or more)

    OFF malfunction (F) 

    1. When either condition below is met: Condition (1) or (2)
      CONDITION (1)

      Turbine speed / Output speed (NT / NO) 1.141 or more and 1.291 or less
      (when output speed less than 660 rpm)
      CONDITION (2)

      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 660 rpm or more)