LIN Communication System (Diagnostics - Introduction): Overview Lexus LX J200

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SYSTEM DESCRIPTION

1. LIN COMMUNICATION SYSTEM DESCRIPTION The LIN communication system is used for communication between the components listed below. Each part of the LIN communication system has a component as a control master. Window and Sliding Roof Components that Use LIN Communication Bus: HINT: *: Control Master Main Body ECU (Cowl Side Junction Block LH)* Master Switch Front Power Window Regulator Motor LH Front Power Window Regulator Motor RH Rear Power Window Regulator Motor LH Rear Power Window Regulator Motor RH Sliding Roof ECU Certification Components that Use LIN Communication Bus: HINT: *: Control Master Certification ECU (Smart Key ECU Assembly)* Main Body ECU (Cowl Side Junction Block LH) Steering Lock Actuator ID Code Box (Immobiliser Code ECU) Air Conditioning Components that Use LIN Communication Bus: HINT: *: Control Master Air Conditioning Amplifier* Seat Climate Control ECU LH (w/ Climate Control Seat System) Seat Climate Control ECU RH (w/ Climate Control Seat System) Rear Air Conditioning Control Panel Rain Sensor Components that Use LIN Communication: HINT: *: Control Master Windshield Wiper ECU* Rain Sensor No. 2 Main Body ECU Components that Use LIN Communication: HINT: *: Control Master No. 2 Main Body ECU* Overhead Junction Block
2. LIN COMMUNICATION SYSTEM DTC The control master components shown below store LIN communication system DTCs when there is a malfunction in the LIN communication. If LIN communication stops, the control master of that part of the LIN communication system stores DTCs. Main Body ECU (Cowl Side Junction Block LH) Certification ECU (Smart Key ECU Assembly) Air Conditioning Amplifier