Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Lighting System (w/o Automatic Headlight Beam Level Control System)
- Precaution
- Parts Location
- How To Proceed With Troubleshooting
- System Diagram
- Customize Parameters
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Data List / Active Test
- Vehicle Control History
- Automatic High Beam System (B124B)
- Light Sensor Circuit (B1244)
- Automatic High Beam Camera (B124C)
- LED Headlight LH (B2430,B2431)
- Lost Communication With ECM/PCM "A" Missing Message (U010087,U012587,U012987,U014087)
- Lost Communication with Cruise Control Front Distance Range Sensor Signal Sensor or Center Missing Message (U023587)
- Turn Signal Switch Circuit
- Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
- Headlight Dimmer Switch Circuit
- Daytime Running Light Relay Circuit
- Turn Signal Light Circuit
- Hazard Warning Switch Circuit
- Outside Handle Foot Light Circuit
- Taillight Relay Circuit
- Low Beam Headlight Circuit
- High Beam Headlight Circuit
High Beam Headlight Circuit
DESCRIPTION The No. 1 headlight ECU sub-assembly controls the high beam headlights. WIRING DIAGRAM for Multiple Beam Headlight for Single Beam Headlight CAUTION / NOTICE / HINT NOTICE:
If the No. ...
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) 2016-2026 Repair Manual > Solar Sensor: Inspection
INSPECTION PROCEDURE 1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR (a) Disconnect the K3 automatic light control sensor connector. *a Front view of wire harness connector (to Automatic Light Control Sensor) (b) Measure the voltage and resistance according to the value(s) in th ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Automatic Transaxle System: Brake Switch "B" Circuit Short to Battery (P070312)
DESCRIPTION The purpose of the stop light switch signal circuit is to prevent the engine from stalling when the brakes are suddenly applied while driving in the lock-up condition. When the brake pedal is depressed, the stop light switch assembly sends a signal to the ECM. The ECM then cancels the op ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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