SYSTEM DIAGRAM
| Sender | Receiver | Signal | Communication Method |
|---|---|---|---|
| Radio Receiver Assembly | Air Conditioning Amplifier Assembly | Front wiper deicer switch signal | CAN |
Parts Location
System DescriptionLexus RX (RX 350L, RX450h) 2016-2026 Owners Manual > Lexus RX (RX 350L, RX450h) 2016-2026 Owners Manual: Maintenance
and care
Cleaning and protecting
the vehicle exterior
Perform the following to protect the vehicle and maintain it in prime
condition:
Working from top to bottom, liberally apply water to the vehicle body,
wheel
wells and underside of the vehicle to remove any dirt and dust.
Wash the vehicle b ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Air Conditioning System: Exhaust Gas Sensor Circuit (B1418/18)
DESCRIPTION The smog ventilation sensor is installed to the front of the cooler condenser assembly to automatically control the air inlet mode (fresh, recirculation/fresh, and recirculation). This sensor detects HC and CO in the ambient air and transmits signals to the air conditioning amplifier ass ...