Problem Symptoms Table [09/2014 - 10/2018]
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2018 Lexus RC 350, 2018 Lexus RC 300, 2017 Lexus RC 350, 2017 Lexus RC 300, and 2017 Lexus RC 200t. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| Automatic headlight beam level control system does not operate (Left Headlight) | Power source circuit | Refer to Power Source Circuit [09/2014 - 10/2015] , or refer to Power Source Circuit [10/2015 - 11/2017] , or refer to Power Source Circuit [11/2017 - 10/2018] |
| Headlight beam level control actuator circuit | Refer to Headlight Beam Level Control Actuator Circuit [09/2014 - 10/2018] | |
| Headlight light control ECU Sub-assembly LH | Refer to REMOVAL [09/2014 - 10/2018] | |
| Automatic headlight beam level control system does not operate (Right Headlight) | Power source circuit | Refer to Power Source Circuit [09/2014 - 10/2015] , or refer to Power Source Circuit [10/2015 - 11/2017] , or refer to Power Source Circuit [11/2017 - 10/2018] |
| Headlight beam level control actuator circuit | Refer to Headlight Beam Level Control Actuator Circuit [09/2014 - 10/2018] | |
| Headlight light control ECU Sub-assembly RH | Refer to REMOVAL [09/2014 - 10/2018] |