Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Automatic Transaxle System: Starter Relay Circuit Short to Battery (P061512)
DESCRIPTION While the engine is being cranked, battery voltage is applied to terminal STA of the ECM. If the ECM detects the starter control (STA) signal while the vehicle is being driven, it determines that there is a malfunction in the STA circuit. The ECM then illuminates the MIL and stores this ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Automatic Transaxle System: Transmission Fluid Temperature Sensor "A" Circuit Short to Battery or Open (P071015)
DESCRIPTION The ATF temperature sensor converts the automatic transaxle fluid (ATF) temperature into a resistance value for use by the ECM. The ECM applies voltage to the temperature sensor through terminal THO1 of the ECM. The sensor resistance changes with the ATF temperature. As the temperature r ...