1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of the Directed BC-MDL-1775HD Replacement Control Module. This module is designed to restore or replace the control unit in compatible Directed AS1780 and AS1775 remote start systems. Please read this manual thoroughly before proceeding with installation or use.
2. Product Overview
The Directed BC-MDL-1775HD is a refurbished Original Equipment Manufacturer (OEM) control module. It functions as a direct replacement for the original unit within specified Directed remote start systems, ensuring seamless integration and reliable performance. This module is critical for the core functionality of your remote start system.

Image of the Directed BC-MDL-1775HD Replacement Control Module, a black rectangular electronic unit with a red wire harness visible, designed for automotive remote start systems.
2.1 What's Included
- Directed BC-MDL-1775HD Control Module (Refurbished)
2.2 What's Not Included
- Remote controls
- Wiring harnesses
- Installation tools
3. System Compatibility
This replacement control module is specifically designed for compatibility with the following Directed remote start systems:
- AS1780 Remote Start System
- AS1775 Remote Start System
Ensure your existing system is one of these models for proper functionality.
4. Setup and Installation
The BC-MDL-1775HD module is intended as a direct replacement for an existing control unit. Due to the complexity of automotive electrical systems and remote start installations, professional installation by a qualified technician is highly recommended. Incorrect installation can lead to system malfunction, damage to the vehicle, or personal injury.
4.1 General Installation Guidelines (Professional Recommended)
- Safety First: Disconnect the vehicle's battery before beginning any electrical work.
- Locate Existing Module: Identify the location of the original control module within your vehicle. This is typically found under the dashboard.
- Disconnect Old Module: Carefully disconnect all wiring harnesses from the old control module. Note the orientation and connection points if not clearly labeled.
- Install New Module: Connect the existing wiring harnesses to the new BC-MDL-1775HD module. Ensure all connections are secure and correctly seated.
- Secure Module: Mount the new module securely in the same location as the original, preventing movement or damage.
- Reconnect Battery: Reconnect the vehicle's battery.
- Test System: Follow the instructions for your AS1780 or AS1775 remote start system to test its functionality with the new module. This may include programming new or existing remote controls.
Refer to the specific installation manual for your AS1780 or AS1775 remote start system for detailed wiring diagrams and programming procedures.
5. Operating Instructions
The BC-MDL-1775HD is a control module that enables the functionality of your Directed AS1780 or AS1775 remote start system. It does not have direct user-operable controls. Once properly installed and integrated, the module facilitates the commands sent from your remote controls to the vehicle's systems.
To operate your remote start system, refer to the user manual provided with your AS1780 or AS1775 remote start system for instructions on using your remote controls for functions such as:
- Remote engine start/stop
- Door lock/unlock
- Trunk release
- Security system arm/disarm
6. Maintenance
The Directed BC-MDL-1775HD control module is designed for long-term reliability and typically requires minimal maintenance once installed. To ensure optimal performance:
- Keep Dry: Ensure the module remains in a dry environment, protected from moisture and extreme temperatures.
- Cleanliness: Periodically inspect the module and its connections for any accumulation of dust or debris. Clean gently with a dry, soft cloth if necessary.
- Secure Connections: Avoid disturbing the wiring or connections once installed. Loose connections can lead to intermittent operation.
7. Troubleshooting
If your remote start system is not functioning correctly after installing the BC-MDL-1775HD module, consider the following troubleshooting steps:
- Check Connections: Verify that all wiring harnesses are securely and correctly connected to the module.
- Battery Check: Ensure your vehicle's battery is fully charged and in good condition.
- Remote Control Battery: Check the battery in your remote control.
- Remote Programming: Confirm that your remote controls are properly programmed to the system. Refer to your AS1780 or AS1775 system manual for programming instructions.
- System Reset: Some issues can be resolved by disconnecting the vehicle's battery for a few minutes and then reconnecting it to perform a system reset.
- Consult Original Manual: Refer to the troubleshooting section of your specific AS1780 or AS1775 remote start system manual for more detailed guidance.
- Professional Assistance: If problems persist, it is recommended to seek assistance from a professional automotive electronics technician.
8. Specifications
| Model Number | BC-MDL-1775HD |
| Compatibility | Directed AS1780, AS1775 Remote Start Systems |
| Type | Replacement Control Module |
| Condition | Refurbished OEM Unit |
| Manufacturer | Directed Electronics/Viper |
| Amperage | 1A |
| Peak Output Current | 1A |
9. Warranty and Support
This Directed BC-MDL-1775HD Replacement Control Module includes a FREE limited warranty. All warranties are provided through the manufacturer, Directed Electronics/Viper, and are at their discretion. For specific warranty terms, conditions, and to initiate a warranty claim, please contact the manufacturer directly or refer to the warranty documentation that may have accompanied your original remote start system.
For technical support or further assistance, please consult the official support channels for Directed Electronics/Viper products.





