Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Immobiliser System
- Parts Location
- Precaution
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Registration
- Data List / Active Test
- Diagnosis System
- Dtc Check / Clear
- Terminals Of Ecu
- Engine Starter Communication Malfunction (B2779)
- Short to GND in Immobiliser System Power Source Circuit (B278A)
- Antenna Coil Open / Short (B2784)
- ID BOX EEPROM Malfunction (B2790)
- Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid (B279986)
- Engine Immobiliser System Circuit Short to Battery (B279A12)
- Engine Immobiliser System Incorrect Assembly (B279C95)
- Security Indicator Light Does not Blink
- Immobiliser System does not Operate Properly
Id Code Box
ComponentsCOMPONENTS ILLUSTRATION *1 AIR CONDITIONER UNIT ASSEMBLY *2 ID CODE BOX (IMMOBILISER CODE ECU) InstallationINSTALLATION CAUTION / NOTICE / HINT NOTICE: Before replacing the ID c ...
Parts Location
PARTS LOCATION ILLUSTRATION *1 ECM - - ILLUSTRATION *A for Lexus Enform Remote Compatible Type - - *1 ENGINE SWITCH *2 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) * ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lin Communication System: No Response from Steering Lock ECU (B2786)
DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and steering lock ECU (steering lock actuator or upper bracket assembly) stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B2786 No Resp ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: Open in Bus 5 Main Bus Line
DESCRIPTION There may be an open circuit in one of the bus 5 main lines when the resistance between terminals 15 (CA5H) and 16 (CA5L) of the network gateway ECU is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 15 (CA5H) and 16 (CA5L) of network gateway ECU is 70 Ω or h ...
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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