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.
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HOMESERVICE MANUALSTOYOTA2025SEQUOIA CAPSTONEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 235 (FRONT RADAR SENSOR SYSTEM - DIAGNOSTIC CODES)
2025 Toyota Sequoia Capstone
Section 235 (Front Radar Sensor System - Diagnostic Codes)
2025 Toyota Sequoia CapstoneSECTION Section 235 (Front Radar Sensor System - Diagnostic Codes)
WARNING: This page is about a different car, the 2024 Lexus RC 350, 2024 Lexus RC 300, 2023 Lexus RC 350, and 2023 Lexus RC 300. However, it is still accessible from the selected car via links, so may be relevant.
- Front Radar Sensor System
- Vehicle Control History [10/2022 - ]
- DTC C1A11-00: Front Radar Sensor Optical Axis Misalignment Malfunction [10/2022 - ]
- DTC C1A8C-46: Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure; DTC C1A8D-1C: Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range; DTC C1A90-00: Malfunction of Millimeter-wave Circuit in Front Radar Sensor; DTC C1A91-00: Malfunction of Acceleration Sensor in Front Radar Sensor [10/2022 - ]
- DTC U0104-87: Lost Communication with Cruise Control Module Missing Message [10/2022 - ]
- DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [10/2022 - ]
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.