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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 123 (Automatic Transaxle System - Diagnostic Codes (1 Of 3)) >> Automatic Transaxle System >> DTC P0740-7E: Torque Converter Clutch Actuator Stuck On [10/2022 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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Any of the following conditions are met: OFF malfunction (A), (B) or (C)

ON MALFUNCTION (A):

Engine speed - Turbine speed 170 rpm or more
ON MALFUNCTION (B):

Neutral state flag ON
ON MALFUNCTION (C):

Solenoid (SLT) valve ON malfunction

HINT: 

NEUTRAL STATE FLAG:

Turbine speed - output speed x (ECM selected gear ratio) 1000 rpm or more