# 2021 MAZDA CX-9 — BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
> NHTSA complaint `2156152` · 2025-12-10 · Mazda Motor Corp.
## Severity
- **Deaths:** 0
- **Injured:** 0
- **Fire:** No
- **Crash:** Yes
- **Police report:** No
- **Medical attention:** No
- **Vehicle towed:** No
## Vehicle
- **Make:** MAZDA
- **Model:** CX-9
- **Year:** 2021
- **Manufacturer:** Mazda Motor Corp.
- **Component:** BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- **Speed:** 1 mph
## Narrative
Backup camera shows three to four feet before red collision line is not accurate causing  severe damage to my garage door.
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*Source: [NHTSA ODI](https://www-odi.nhtsa.dot.gov/downloads/) · AI Analytics · CC0 1.0*