- Control turn signals.
- Serve as the BAS.
![](https://motoinstruction.ru/img/harley/12/118249.jpg)
Figure 6-11. TSM/TSSM/HFSM (TSM shown)
The optional factory-installed security system provides the same functionality as the TSM, but also includes security and immobilization functions.
Two security system modules are available: The TSSM for Japan/Korea markets and the HFSM for all other markets.
See the electrical diagnostic manual for complete details of the TSM/TSSM/HFSM features and functions.
Note. This part cannot be repaired. Replace upon failure.
Removal
Note. See Figure 6-12. The TSM/TSSM/HFSM (3) is located in a cavity in the bottom of the battery tray (1).
![](https://motoinstruction.ru/img/harley/12/118250.jpg)
Figure 6-12. TSM/TSSM/HFSM connectors: all models: 1. Battery tray; 2. Cavity; 3. TSM/TSSM/HFSM
1. Remove battery. See 1.22 BATTERY MAINTENANCE.
2. Unplug wiring harness connectors: 4-pin connector [208] (HFSM only) has one latch. Unplug this connector first. Then unplug 12-pin connector [30B].
3. See Figure 6-12. Reach under the battery tray (1) and push upward on TSM/TSSM/HFSM (3) to lift it out of its cavity (2).
4. Remove TSM/TSSM/HFSM from vehicle.
Installation
1. See Figure 6-12. Pull wiring harness connector [208] (HFSM only) and connector [30B] up through cavity (2) in bottom of battery tray (1).
2. Position TSM/TSSM/HFSM (3) over cavity with connector facing oil tank.
3. Lower TSM/TSSM/HFSM into cavity. See Figure 6-12. Make sure top of TSM/TSSM/HFSM is flush with bottom of battery tray.
4. Plug 4-pin [208] (HFSM only) and 12-pin [30B] wiring harness connectors into TSM/TSSM/HFSM.
5. Install battery. Do not install left side cover at this time. See 1.22 BATTERY MAINTENANCE.
6. Perform TSM/TSSM/HFSM password learn and set-up procedure. See 6.38 TSM/HFSM: PASSWORD LEARN for procedure.
7. Install left side cover. See 2.18 LEFT SIDE COVER.