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.
2021 Acura TLX BaseFACTORY OEM SERVICE PROCEDURE
Multi View Camera System (MVCS)
| DTC | Description |
|---|---|
| B14A6-29 | Front Camera Image Input Failure |
| B14A7-29 | Rear Camera Image Input Failure |
| B14A8-29 | Left Side Camera Image Input Failure |
| B14A9-29 | Right Side Camera Image Input Failure |
| B14B2-14 | View Change Signal Failure |
| B14B3-54 | Camera Aiming Incomplete |
| B14C5-86 | Communication Error for Display Audio |
| B14C6-11 | Front Camera Power Supply Circuit Failure |
| B14C7-11 | Rear Camera Power Supply Circuit Failure |
| B14C8-11 | Left Side Camera Power Supply Circuit Failure |
| B14C9-11 | Right Side Camera Power Supply Circuit Failure |
| U0029-00 | Communication Bus line Error on FCAN |
| U0100-00 | Lost Communication With PGM-FI on FCAN |
| U0101-00 | Lost Communication With AT/CVT on FCAN |
| U0131-00 | Lost Communication with EPS on FCAN |
| U0402-68 | (PCM/TCM Malfunction) |
| U1280-00 | Communication Bus Line Error on B-CAN |
| U1281-00 | Lost Communication With MICU or BCM on B-CAN |
| U12B8-00 | Lost Communication With The Parking and Back-Up Sensor Control Unit |
| U3000-49 | Internal Failure of the Multi View Camera Unit |
| U3000-51 | Multi View Camera Unit Update Incomplete |
Factory Service Tools
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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.
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