# NHTSA Preliminary Evaluation PE05021
> **SUN/MOON ROOF WIND DEFLECTOR BREAKAGE** · Opened 2005-04-28 · Closed 2005-08-26
## Investigation
- **Action number:** PE05021
- **Type:** Preliminary Evaluation
- **Open date:** 2005-04-28
- **Close date:** 2005-08-26
- **Manufacturer:** Toyota Motor Corporation
- **Affected makes:** SCION
- **Affected components:** VISIBILITY:SUN/MOON ROOF ASSEMBLY
- **Affected model years:** 2005
- **Affected (make, year) variants:** 1
## Summary

THE MANUFACTURER STATES THAT THERE ARE NO INDICATIONS OF DEFICIENCIES IN THE DESIGN, MANUFACTURE, OR ASSEMBLY OF THE WIND DEFLECTOR THAT MAY ACCOUNT FOR THE INCIDENTS REPORTED.THE MANUFACTURER ALSO BELIEVES THAT IMPACT OF AIRBORNE ROAD DEBRIS WITH THE WIND DEFLECTOR IS THE PROBABLE CAUSE FOR THE INCIDENTS REPORTED.ODI'S ANALYSES OF THE WARRANTY DATA INDICATE THAT INCIDENTS OF WIND DEFLECTOR BREAKAGE WHILE DRIVING WILL CONTINUE TO OCCUR OVER TIME, AS THE POPULATION AND ON-ROAD EXPOSURE OF THE SUBJECT VEHICLES INCREASE.THE EVIDENCE INDICATES THAT REGARDLESS OF THE CAUSE FOR SUCH BREAKAGE, THE BROKEN GLASS PARTICLES AND FRAGMENTS MAY FALL DIRECTLY ONTO THE FRONT SEAT OCCUPANTS OF THESE VEHICLES.THESE OCCURRENCES MAY POSE A RISK OF DRIVER DISTRACTION AND PERSONAL INJURY.THIS PE HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA05-013) TO FURTHER ASSESS THIS MATTER.

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=PE05021)
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