# NHTSA Preliminary Evaluation PE88008
> **LUMBAR SWTCH HRNESS FIRES** · Opened 1987-11-18 · Closed 1988-05-11
## Investigation
- **Action number:** PE88008
- **Type:** Preliminary Evaluation
- **Open date:** 1987-11-18
- **Close date:** 1988-05-11
- **Manufacturer:** Ford Motor Company
- **Affected makes:** FORD
- **Affected components:** ELECTRICAL SYSTEM
- **Affected model years:** 1986, 1987
- **Affected (make, year) variants:** 2
## Summary

SUMMARY OF INFORMATION FROM MANUFACTURER: MANUFACTURER HASBEENCONTACTED, AND PROVIDED TWELVE REPORTS OF UNDER SEAT FIRES.ANALYSIS: THELUMBAR SWITCH IS MOUNTED ON THE LOWER SEAT FRAME AND THEWIREING HARNESS IS INSTALLED BETWEEN THE SLIDE RAILS. MOVEMENT OF THESEAT MAY FRAY THE INSULATION AND PRESENT A POSSIBLE FIRE HAZARD.FORD HAS MADE TWO PRODUCTION CHANGES; 1) RELOCATED THE WIREING HARNESSTO THE SEAT CUSHION FLEXOLATOR USING A RETAINING STRAP (7/86); 2) ADDEDPROTECTION TO THE COMPLETE LUMBAR WIREING ASSEMBLY UNDER EACH SEAT.BECAUSE OF THE POTENTIAL FOR A FIRE TO IGNITE IN THE PASSENGER COMPARTMENTOF THE VEHICLE, THIS P.E. IS BEING UPGRADED TO AN ENGINEERING ANALYSIS.===

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=PE88008)
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