Welcome to the Primus IQ Trailer Brake Controller Manual. This guide provides detailed instructions for installing, operating, and troubleshooting the Tekonsha Primus IQ brake controller. It covers proportional braking technology, manual activation, and proper wiring for safe and efficient trailer braking.
Installation Instructions for the Primus IQ Brake Controller
Install the Primus IQ Brake Controller using either the pigtail wiring harness or an OEM-specific harness. Ensure the controller is mounted correctly and follow the wiring guide. Avoid RF interference sources near the unit during installation.
Option 1: Pigtail Wiring Harness Installation
The pigtail wiring harness is included with the Primus IQ Brake Controller and provides a universal installation option. Start by mounting the controller in a convenient location, ensuring it is level and accessible. Locate the vehicle’s wiring system and identify the necessary connections for brake control, power, and ground. Follow the Generic Wiring Guide provided in the manual to connect the pigtail harness to your vehicle’s wiring. Ensure all connections are secure to avoid intermittent issues. Connect the black wire to the battery, the red wire to the brake switch, and the white wire to the vehicle’s frame for ground. Carefully route the harness to avoid damage or interference. Once all connections are made, test the system by activating the manual knob and observing the trailer brakes’ response. Proper installation ensures safe and reliable braking performance. Refer to the manual for detailed diagrams and step-by-step instructions.
Option 2: OEM Specific Wiring Harness Installation
For vehicles equipped with a factory tow package, the OEM specific wiring harness offers a streamlined installation process. This harness is designed to plug directly into your vehicle’s existing wiring system, eliminating the need for extensive wiring modifications. Begin by purchasing the correct OEM wiring harness for your vehicle make and model. Locate the 7-way trailer connector on your vehicle, typically found near the towing hitch. Plug the OEM harness into this connector and route the other end to the Primus IQ Brake Controller. Mount the controller in a convenient, level location within the cabin. Connect the controller to the harness and ensure all connections are secure. This method ensures a plug-and-play experience, reducing the risk of wiring errors. Once installed, test the system by activating the manual knob and verifying proper trailer brake function. This option is ideal for owners who prefer a hassle-free installation process. Always refer to the manual for vehicle-specific instructions.
Important: No splicing or soldering is required when using an OEM-specific harness.
Manual Knob Activation and Features
The manual knob allows for instant activation of the trailer brakes, providing additional control when needed. Features include adjustable power output, sensitivity settings, and a digital display showing the selected braking power level for precise control.
Power to Brake Control Without Trailer Connected
When the Primus IQ Trailer Brake Controller is powered on without a trailer connected, the system enters a standby mode. The two-digit display will show “Power to Brake Control without trailer connected,” indicating that the unit is operational but not actively controlling any brakes. During this state, the manual activation feature can still be tested by sliding the manual knob. This allows users to verify that the controller is functioning correctly before hooking up a trailer.
Additionally, the system will not engage the trailer brakes automatically in this mode, as there is no trailer connected to provide feedback. However, the manual knob can still be used to simulate braking scenarios, helping users ensure proper functionality. Always refer to the manual for specific instructions on testing and adjusting settings without a trailer connected. This feature ensures safe and efficient preparation for towing.
It’s important to note that the controller should not be mounted or operated near RF-generating devices, such as cell phones or two-way radios, as this could interfere with its performance. Keep the manual handy for future reference and troubleshooting.
Power to Brake Control With Trailer Connected
When the Primus IQ Trailer Brake Controller detects a trailer connection, the system activates its proportional braking technology. The two-digit display will show “Power to Brake Control with trailer connected,” confirming the controller is operational and ready to manage braking. The manual activation feature remains accessible, allowing users to test or apply brakes manually by sliding the manual knob. This ensures proper functionality before and during towing.
The system automatically synchronizes with the tow vehicle’s brakes, providing smooth and proportional braking. During initial setup, drive the vehicle and trailer on a dry, level surface at 25 mph and fully apply the manual knob. If the trailer brakes lock up, reduce the power output using the adjustment knob. The display will show the current power output, such as “5.4,” indicating the braking intensity. Proper calibration ensures safe and efficient braking performance.
Always refer to the manual for specific instructions on adjusting settings and troubleshooting. Keep the manual handy for future reference and ensure the controller is mounted away from RF-generating devices to maintain optimal performance.
Wiring Brake Control for Proper Functionality
The Primus IQ Brake Controller features a unique connector at the back, offering two wiring options: a pigtail harness or an OEM-specific harness. Proper wiring ensures safe and efficient trailer braking functionality, adhering to the manual’s detailed instructions.
Understanding the Unique Connector at the Back of the Control
The Primus IQ Brake Controller is equipped with a unique connector located at the rear of the unit. This connector is designed to simplify the installation process by providing two distinct wiring options. The first option involves using the included pigtail wiring harness, which can be installed by following the generic wiring guide provided in the manual. This method is ideal for universal applications and ensures compatibility with a wide range of vehicles. The second option allows for the use of an OEM-specific wiring harness, which is recommended for vehicles that came with a factory tow package, including a 7-way connector. This option ensures seamless integration with your vehicle’s existing wiring system, reducing the risk of compatibility issues. The unique connector is a key feature that sets the Primus IQ apart from other brake controllers, offering flexibility and ease of installation; Proper wiring is critical to ensure the controller functions correctly and provides safe, reliable braking performance for your trailer. Always refer to the manual for detailed wiring diagrams and instructions to avoid any potential issues during installation. By following the guidelines, you can ensure optimal functionality and safety while towing; The Primus IQ’s innovative design makes it a preferred choice for drivers seeking a dependable and user-friendly brake control system.
Proportional Electric Trailer Brake Control Technology
The Primus IQ Trailer Brake Controller utilizes advanced proportional braking technology, ensuring trailer brakes engage in sync with the tow vehicle’s deceleration. This system provides smooth, controlled braking for enhanced safety and towing stability.
Primary Sensor Technology from Tekonsha
The Primus IQ Trailer Brake Controller incorporates Tekonsha’s advanced Primary Sensor Technology, which is central to its proportional braking system. This technology uses an accelerometer to detect the tow vehicle’s deceleration and applies the same proportional braking force to the trailer. The sensor continuously monitors the vehicle’s motion, ensuring smooth and synchronized braking between the tow vehicle and trailer. This results in a more natural and controlled stopping experience, reducing wear on the brakes and enhancing overall safety.
The Primary Sensor Technology is highly sensitive and adapts to various driving conditions, including acceleration, deceleration, and even uphill or downhill gradients. It ensures that the trailer brakes are applied proportionally, preventing skidding or lock-up. This advanced system is a key feature of the Primus IQ, making it an ideal choice for drivers seeking reliable and efficient trailer braking performance. Proper calibration of the sensor is essential for optimal functionality, as outlined in the manual. By leveraging this technology, the Primus IQ delivers precise control and enhances the towing experience.
Tekonsha’s One Step Point and Go Set-Up System
Tekonsha’s One Step Point and Go Set-Up System is a revolutionary feature of the Primus IQ Trailer Brake Controller designed to simplify the calibration process. This system eliminates the need for complex manual adjustments, allowing users to quickly and easily set up their brake controller. To activate the system, simply drive the tow vehicle and trailer combination at a speed of 25 mph on a dry, level surface. Fully apply the brakes, and the controller will automatically calibrate to the specific weight and dynamics of the trailer.
This innovative process ensures precise braking performance tailored to the connected trailer. The One Step Point and Go System is a significant improvement over traditional multi-step calibration methods, saving time and reducing the risk of human error. It also ensures consistent and reliable braking, enhancing safety while towing. By streamlining the setup process, Tekonsha has made the Primus IQ more user-friendly and accessible, even for those new to trailer braking systems. This feature is a testament to Tekonsha’s commitment to delivering advanced, yet practical, towing solutions.