Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Lighting System (w/ Automatic Headlight Beam Level Control System)
- Precaution
- Parts Location
- How To Proceed With Troubleshooting
- Operation Check
- System Diagram
- Customize Parameters
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Vehicle Control History
- Automatic High Beam System (B124B)
- Light Sensor Circuit (B1244)
- Automatic High Beam Camera (B124C)
- Headlight Swivel ECU LH Communication (B2410,B2411)
- Headlight Swivel Motor LH (B2412,B2413,B2417,B2418)
- Steering Position Sensor (B2414)
- Vehicle Speed Sensor (B2415)
- Height Control Sensor (B2416,B241A)
- Headlight Beam Level Control Motor LH Lost Communication (B2424,B2425)
- Right Headlight ECU Malfunction (B242C,B242D)
- Open in IG Circuit (B242E)
- Left Low Beam Fan Malfunction (B243D,B243E)
- Headlight LH Circuit (B2439,B243A)
- Height Sensor Initialization Incomplete (B2450)
- Variation Code not Written (B2451)
- Abnormal Height Sensor Data at Initialization (B2452)
- Left Headlight ECU Variation Error (B2456)
- Control Module Communication Bus Off (U0073,U0100,U0101,U0126,U0129,U0142,U0155)
- Lost Communication With ECM/PCM "A" (U0100,...,U1126)
- 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)
- Lost Communication With Headlamp Control Module "B" (U0242)
- CAN Communication Failure (Message Registry) (U1000)
- Turn Signal Switch Circuit
- Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
- Headlight Dimmer Switch Circuit
- Parking Light/Daytime Running Light Circuit
- Front Fog Light Circuit
- Turn Signal Light Circuit
- Hazard Warning Switch Circuit
- Outside Handle Foot Light Circuit
- Front Side Marker Light Circuit
- Taillight Relay Circuit
- Cornering Light Circuit
- High Beam Headlight Circuit
License Plate Light Assembly
ComponentsCOMPONENTS ILLUSTRATION *1 LICENSE PLATE LIGHT ASSEMBLY - - RemovalREMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following p ...
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 > Steering Lock System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Steering Lock System DTC No. Detection Item DTC Detection Condition Note Link B2781 Open / Short in Steering Lock ECU One of the following conditions is met (1-trip detection logic (Only output while a malfunction is present and the engine switch is o ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sliding Roof System: Position Initialization Incomplete (B2343)
DESCRIPTION This DTC is stored when the sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized. DTC No. Detection Item DTC Detection Condition Trouble Area B2343 Position Initialization Incomplete Sliding roof ECU (sliding roof drive gear sub-assembly) has ...
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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