REAR COIL SPRING FRACTURE

Suspension:Rear:Springs
Suspension:Rear:Springs:Coil Springs

Summary

The office of defect investigation (ODI) opened preliminary evaluation, PE05-054, based on 131 vehicle owner questionnaires related to alleged rear coil spring fractures.since opening the investigation there have been an additional sixty-three (63) complaints alleging rear coil spring fracture.an analysis of the vehicle owner questionnaires (voqs) submitted to ODI reveals that 42% of the complainants allege that the adjacent tire was punctured as result of a rear coil spring fracture. Additionally, an analysis of the complaint data received by ODI from Ford reveals the following: There were a total of 553 unique vehicle complaints of coil spring fracture. 30% of the complaints allege that the rear coil spring fracture resulted in the adjacent tire being punctured. An engineering analysis (EA06-002) is being opened to further examine the potential safety implications of the rear coil spring fractures as related to tire punctures.

Documents (8)

• FORD 11/22/2005 LETTER TO ODI
• MEMO 11/22/2005 TO TIS 1 CD FORD 11/28/2005 APPENDIX A, B, C,D,E,G,H,I & J
• MEMO 11/22/2005 TO TIS 1 CD FORD 11/22/2005 APPENDIX A, B, C,D,E,G,H,I & J
• OPENING RESUME APPROVED * 09/27/2005 * P
• CLOSING RESUME APPROVED * 01/24/06 * P
• IR TO MFR * 10/13/05 * P
• OCC 2/23/2005 LETTER TO FORD GRANT CONDIENTIAL TO FORD 11/22/2005 LETTER TO OCC
• FORD 11/22/2005 LETTER TO REQUEST FOR CONFIDENTIAL TREATMENT

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