C1A14 on 2023-2025 Lexus RX — Front Radar Sensor Beam Axis Not Adjusted
1 vehicles · 1 makes · $250-$1,800 repair
Most Reported On
C1A14 is an OBD-II diagnostic trouble code meaning “Front Radar Sensor Beam Axis Not Adjusted.” C1A14 is a manufacturer-specific chassis code (documented on Nissan/Infiniti) indicating the front radar sensor's beam axis (aim) has not been adjusted or calibrated. This radar sensor supports advanced driver-assistance features such as adaptive cruise control and forward collision warning/automatic braking. When the sensor is misaligned or its alignment has not been completed, the module disables those ADAS features and sets the code. Often appears after a front-end repair, windshield/bumper work, or a collision. Confirm against the factory manual. This code is most commonly reported on 2023-2025 Lexus RX, with repair costs ranging from $250 to $1,800.
Common Causes
Typical Repair Cost
Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
To diagnose C1A14, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
by ANCEL
A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).
- Read & clear engine codes
- View freeze frame data
- I/M readiness status
- No batteries or app needed
BlueDriver Pro Bluetooth Scanner
by BlueDriver
Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
- Enhanced diagnostics (ABS, SRS, transmission)
- Repair Reports with verified fixes
- Smog check readiness
- Free app (iOS & Android)
LAUNCH CRP123X OBD-II Scanner
by LAUNCH
A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.
- Engine, transmission, ABS, SRS diagnostics
- Live data stream & graphing
- AutoVIN for vehicle identification
- Free lifetime updates via Wi-Fi
Autel MaxiCOM MK808S Diagnostic Tool
by Autel
Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
- All-system diagnostics (25+ modules)
- Bi-directional control & active tests
- Oil reset, EPB, BMS, TPMS, injector coding
- 7-inch touchscreen with Android OS
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FAQ
What does C1A14 mean?
C1A14 stands for "Front Radar Sensor Beam Axis Not Adjusted." C1A14 is a manufacturer-specific chassis code (documented on Nissan/Infiniti) indicating the front radar sensor's beam axis (aim) has not been adjusted or calibrated. This radar sensor supports advanced driver-assistance features such as adaptive cruise control and forward collision warning/automatic braking. When the sensor is misaligned or its alignment has not been completed, the module disables those ADAS features and sets the code. Often appears after a front-end repair, windshield/bumper work, or a collision. Confirm against the factory manual.
What are the most common causes of C1A14?
The most common causes of C1A14 are: Radar sensor not calibrated/aligned after service, Sensor or bracket physically misaligned, Front-end collision or bumper/grille repair, Damaged sensor or mounting bracket, Damaged wiring or connector, Radar/ADAS control module fault. The specific cause varies by vehicle.
How much does it cost to fix C1A14?
Repair costs for C1A14 range from $250 to $1,800, depending on the vehicle and root cause.
Which vehicles are affected by C1A14?
Au7o has documented C1A14 across 1 vehicle models from 1 manufacturers: Lexus.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.