Fmvss 108/headlight module switch
Defect Summary
Certain aftermarket diamond star headlight module switches p/nos. 01010 and 10112, manufactured between january 2001 and august 24, 2005, by signal dynamics for use on motorcycles. when the command switch is in the nova mode, the module will modulate at a higher rate than allowed by federal motor vehicle safety standard no. 108, lamps, reflective devices, and associated equipment. if the module is connected to the horn system of the bike, and the horn is pressed after dark the module will cause the headlight to modulate for 3 seconds. federal motor vehicle safety standard does not allow for modulation after dark.
Safety Consequence
This could distract oncoming traffic and may result in a vehicle crash.
Corrective Action
Sdc will notify its customers and mail a repair kit along with repair instructions free of charge. the recall began on september 13, 2005. owners may contact sdc at 800-785-1814.
Similar Recalls
Other recalls from Signal Dynamics Corporation or involving Exterior Lighting.
FAQ: Recall 05E057000
Your rights, the repair process, and what each field on this page means.
What is recall 05E057000?
NHTSA recall 05E057000 was issued by Signal Dynamics Corporation on September 6, 2005. It addresses: Fmvss 108/headlight module switch. The recall affects approximately 5,097 vehicles, with the defect involving the Exterior Lighting component.
How do I get this recall repaired?
Contact any authorized Signal Dynamics Corporation dealer and reference NHTSA recall ID 05E057000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.