Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Air Conditioning System
- Precaution
- Parts Location
- System Diagram
- System Description
- Customize Parameters
- How To Proceed With Troubleshooting
- Initialization
- Problem Symptoms Table
- Diagnosis System
- Terminals Of Ecu
- Check Mode Procedure
- Dtc Check / Clear
- Data List / Active Test
- Room Temperature Sensor Circuit (B1411/11)
- Diagnostic Trouble Code Chart
- Ambient Temperature Sensor Circuit (B1412/12)
- Evaporator Temperature Sensor Circuit (B1413/13)
- Evaporator Temperature Circuit (B1417/17)
- Exhaust Gas Sensor Circuit (B1418/18)
- Rear Room Temperature Sensor Circuit (B1419/19)
- Compressor Lock Sensor Circuit (B1422/22)
- Pressure Sensor Circuit (B1423/23)
- Air Mix Damper Control Servo Motor Circuit (Passenger Side) (B1441/41)
- Air Inlet Damper Control Servo Motor Circuit (B1442/42)
- Air Outlet Damper Control Servo Motor Circuit (B1443/43)
- Air Mix Damper Control Servo Motor Circuit (Driver Side) (B1446/46)
- Air Mix Damper Control Servo Motor Circuit (Rear) (B1447/47)
- Passenger Side FACE Servo Motor Circuit (B1448/48)
- Rear Air Outlet Damper Control Servo Motor Circuit (B1449/49)
- Compressor Solenoid Circuit (B1451/51)
- Emission Gas NOx Sensor Circuit (B1461/61)
- Air Outlet Damper Control Servo Motor Circuit(Driver Side Front A/C Rear Air Flow) (B1486/86)
- BUS IC Communication Malfunction (B1497/97)
- Lost Communication with Rear Panel LIN (B14B3)
- Refrigerant Shortage (B14B8)
- Lost Communication with ECM (U0100-U0142,U0151,U0155,U0163)
- Air Conditioning Control Panel Circuit
- Blower Motor Circuit
- Air Conditioning Compressor Magnetic Clutch Circuit
- PTC Heater Circuit
- Rear Blower Motor Circuit
- Back-up Power Source Circuit
- ECO Switch Circuit
- IG Power Source Circuit
Installation
INSTALLATION PROCEDURE 1. INSTALL AIR CONDITIONER PRESSURE SENSOR (a) Remove the vinyl tape from the air conditioner tube and accessory assembly. (b) Sufficiently apply compressor oil to a new air con ...
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cab ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Intuitive Parking Assist System (w/ Intelligent Clearance Sonar System): How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the intuitive parking assist system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS
NEXT 3. INSPECT BATTERY V ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Airbag System: Curtain Shield Airbag Sensor Initialization Error (LH) (B1638)
DESCRIPTION The side collision sensor LH circuit (bus 1) consists of the airbag sensor assembly, door side airbag sensor LH and rear airbag sensor LH. The door side airbag sensor LH and rear airbag sensor LH detect impacts to the vehicle and send signals to the airbag sensor assembly to determine if ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
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- Instrument cluster
- Operation of each component
- Driving
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- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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