Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Air Conditioning System: Compressor Lock Sensor Circuit (B1422/22)
DESCRIPTION The ECM sends the engine speed signal to the air conditioning amplifier assembly via CAN communication. The air conditioning amplifier assembly reads the difference between compressor speed and engine speed. When the difference becomes too large, the air conditioning amplifier assembly d ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Throttle Actuator "A" Control Throttle Body Range/Performance (P211900,P211904,P211977)
DESCRIPTION The electronic throttle control system is composed of the throttle actuator, throttle position sensor, accelerator pedal position sensor, and ECM. The ECM operates the throttle actuator to regulate the throttle valve in response to driver inputs. The throttle position sensor detects the ...