Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Lane Keeping Assist System (Diagnostic Codes & Circuit Tests)
2010 Lexus LS 460L AWDSECTION Lane Keeping Assist System (Diagnostic Codes & Circuit Tests)
- Lane-Keeping Assist System
- DTC C1A01: Driving Support ECU
- DTC C1A02: Vehicle Information Not Obtained
- DTC C1A05: Stop Light Switch Circuit
- DTC C1A06: Stop Light Switch Input Circuit
- DTC C1A0C: Object Recognition Camera Region Code Mismatch
- DTC C1A20: Object Recognition ECU
- DTC C1A21: Object Recognition Camera
- DTC C1A22: Object Recognition Camera Incorrect Axial Gap; DTC C1A23: Object Recognition Camera Initialization Incomplete
- DTC C1A26: Lost Communication with Gigabit Video Interface
- DTC C1A45: Vehicle Speed Sensor
- DTC C1A46: Yaw Rate Sensor
- DTC C1A4A: Skid Control Buzzer Circuit
- DTC C1A6A: Infrared Signal Circuit
- DTC C1A70: Power Steering Control System
- DTC C1A71: Power Steering Control Torque
- DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U0155: Lost Communication with Combination Meter; DTC U1104: Lost Communication with Driving Support ECU; DTC U1112: Lost Communication with Combination Switch ECU; DTC U1113: Lost Communication with Steering Pad ECU
- DTC U1119: Lost Communication with Object Recognition ECU (CAN); DTC U1119: Lost Communication with Object Recognition ECU (Serial); DTC U1120: Lost Communication with Object Recognition Camera
- Main Switch Circuit
- Indicator Circuit
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.