# NHTSA Engineering Analysis EA88037
> **REAR BRAKE LIGHTS** · Opened 1988-07-22 · Closed 1989-03-09
## Investigation
- **Action number:** EA88037
- **Type:** Engineering Analysis
- **Open date:** 1988-07-22
- **Close date:** 1989-03-09
- **Manufacturer:** BMW of North America, LLC
- **Affected makes:** BMW
- **Affected components:** SERVICE BRAKES, HYDRAULIC
- **Affected model years:** 1985, 1986, 1987, 1988
- **Affected (make, year) variants:** 4
## Summary

SUMMARY: BMW NORTH AMERICA HAS NO REPORTS OF FRONT BRAKE SWITCH FAILURE. THE K-MODEL HAS WARNING LIGHT IF EITHER SWITCH FAILS. THE R-MODEL HAS NO WARNING LIGHT. A FEW REAR SWITCH FAILURES HAVE BEEN REPOR- TED TO BMW. UPGRADE THE PE TO AN EA ON R-MODEL ONLY.

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=EA88037)
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