# NHTSA Engineering Analysis EA00016
> **12 VOLT/24 VOLT BATTERY EQUALIZERS** · Opened 2000-05-31 · Closed 2000-09-05
## Investigation
- **Action number:** EA00016
- **Type:** Engineering Analysis
- **Open date:** 2000-05-31
- **Close date:** 2000-09-05
- **Manufacturer:** VANNER POWER GROUP
- **Affected makes:** VANNER POWER GROUP
- **Affected components:** ELECTRICAL SYSTEM
- **Affected model years:** 1998, 1999
- **Affected (make, year) variants:** 2
## Summary

ALLEGES THAT THE BATTERY EQUALIZXER UNIT FAILED, CAUSING LOSS OF FUNCTION AND EXCESSIVE SMOKE WITHIN THE BUS.

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=EA00016)
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