TSSM models include:
- 2001 - 2010 Softail models
- 2001 - 2011 Dyna models
- 2001 - 2013 Sportster/Touring/Trike models
If you are experiencing a rapid flash on your turn signal indicators and red security key light on the dash of your Harley Davidson with a TSM/TSSM (Turn Signal Module/Turn Signal Security Module) after converting OEM turn signals to Custom Dynamics LEDs, you will need to install a Signal Stabilizer/Load Equalizer and then perform the TSSM Turn Signal Sync to get the turn signal indicators to flash at the normal flash rate.
Standard Reset Procedure
- Turn ignition on, but do not start the bike.
- Turn on the RIGHT side turn signal and let it flash 2 times.
- Turn on the LEFT side turn signal and let it flash 2 times.
- Turn on the RIGHT side turn signal again and let flash a minimum of 10 times.
- Turn the ignition key off and then back on.
- Check the function of the turn signals. If rapid flash on the turn signals continues, follow the second procedure.
Secondary Reset (If Needed)
- Turn ignition on, but do not start the bike.
- Turn on the RIGHT side turn signal and let it flash 2 times.
- Turn on the LEFT side turn signal and let it flash 2 times.
- Turn on the RIGHT side turn signal again and let flash a minimum of 10 times.
- Turn on the LEFT side turn signal again and let flash a minimum of 10 times.
- Turn the ignition key off and then back on.
- Check the function of the turn signals.