This manual details the TST 507 tire pressure monitoring system (TPMS). It provides essential instructions for installation, operation, and maintenance, ensuring reliable performance for years to come.
Understanding this guide is crucial for maximizing the benefits of your TST 507, safeguarding your travels, and maintaining optimal tire health.
What is the TST 507 TPMS?
The TST 507 is a wireless tire pressure and temperature monitoring system designed specifically for RVs, travel trailers, campers, and motorhomes. It utilizes flow-through, cap, or internal sensors to continuously monitor tire conditions, providing real-time data to a color display monitor.
This system enhances safety and prevents tire-related issues by alerting you to low pressure, high temperature, or rapid air loss. The TST 507 features alarms displayed in plain English, making it easy to understand critical warnings while on the road. It’s a comprehensive solution for peace of mind during your journeys.
Importance of the User Manual
This user manual is your comprehensive guide to the TST 507 TPMS, ensuring proper installation, operation, and maintenance. Carefully reading this document will unlock the full potential of your system, maximizing its safety and performance benefits.
Understanding the procedures outlined within prevents incorrect setup, potential damage, and inaccurate readings. It details troubleshooting steps for common issues and provides vital warranty information. Keeping this manual readily available guarantees a smooth and secure travel experience, protecting your investment and ensuring years of reliable service.

Understanding the Components
The TST 507 system includes a color display monitor and various sensor types – flow-through, cap, and internal – designed for diverse valve stem configurations.
Display Monitor Features
The TST 507 boasts a large, bright color display, providing clear visibility of tire pressure and temperature readings. Alarms are displayed in plain English, eliminating confusion and ensuring quick comprehension of critical alerts.
This wide-screen monitor allows for simultaneous viewing of all tire data, enhancing monitoring efficiency; It supports adding additional sensors, accommodating various vehicle sizes and tire configurations. The display’s intuitive interface simplifies system adjustments and settings customization.

Its user-friendly design ensures ease of operation, even for those unfamiliar with TPMS technology, contributing to safer and more informed travels.
Sensor Types: Flow-Through, Cap, and Internal
The TST 507 system offers versatile sensor options to suit diverse wheel types. Flow-through sensors are ideal for vehicles with existing valve stems, providing a simple installation process. Cap sensors replace the existing valve caps, offering a cost-effective solution for many applications.
For specific wheel designs, internal sensors are available, ensuring optimal security and accuracy. Each sensor type reliably transmits tire pressure and temperature data to the display monitor.
Choosing the correct sensor type is crucial for proper system functionality and accurate readings, enhancing overall safety and performance.
System Compatibility (RTL_433)
The TST 507 TPMS utilizes the RTL_433 radio frequency for communication between sensors and the display monitor. This technology ensures reliable data transmission and efficient system operation. Recent developments have focused on enhancing compatibility with RTL_433 receivers, improving signal strength and range.
Users may find community-driven updates and support regarding RTL_433 integration, expanding the system’s capabilities. Confirming compatibility with specific RTL_433 hardware is recommended for optimal performance.
Proper configuration within the RTL_433 environment is key to unlocking the full potential of the TST 507 system.

Installation Guide
Proper installation is vital for accurate readings. This section details sensor placement, display monitor setup, and system powering procedures for the TST 507 TPMS.
Follow these steps carefully to ensure optimal performance and reliable tire monitoring during your travels.
Sensor Installation Procedures
Begin by ensuring your vehicle’s valves are clean and accessible. The TST 507 supports flow-through, cap, and internal sensors – choose the type compatible with your wheels.
For cap sensors, simply screw them onto the valve stems, hand-tightening only. Flow-through sensors require professional installation, replacing the existing valve stem. Internal sensors also necessitate professional mounting within the tire.
After installation, activate each sensor by briefly deflating and re-inflating the tire. The display monitor should then recognize and pair with each sensor, displaying accurate pressure readings. Refer to the monitor’s manual for pairing instructions.
Display Monitor Setup
Begin by positioning the display monitor in a clear, easily visible location within the vehicle’s cab. Utilize the included mounting bracket for secure attachment to the windshield or dashboard.
Connect the monitor to a 12V power source, ensuring a stable connection. Upon powering on, the monitor will initiate a self-test and search for paired sensors.
Navigate the menu to adjust settings such as pressure units (PSI or Bar) and temperature units (Fahrenheit or Celsius). Familiarize yourself with the alarm settings to customize alerts based on your preferences. Ensure sensors are properly paired for accurate readings.
Powering the System
The TST 507 system requires a 12V DC power source for operation of the display monitor. Connect the provided power cable to the monitor and plug it into a compatible vehicle outlet or cigarette lighter socket.
Ensure the connection is secure to prevent interruptions during travel. The sensors themselves are battery-powered, utilizing long-life batteries.
Monitor battery levels regularly and replace them as needed to maintain continuous sensor functionality. Proper power management is crucial for reliable tire pressure and temperature monitoring while on the road.

Operating the TST 507
The TST 507 provides real-time tire pressure and temperature readings on its color display. Alarms are clearly displayed in plain English, enhancing safety and awareness.
Reading Tire Pressure and Temperature
The TST 507’s color display continuously shows the pressure and temperature of each tire. Each tire position is clearly indicated on the screen, allowing for quick and easy monitoring.
Pressure is displayed in PSI or BAR, selectable within the system settings. Temperature readings are shown in Fahrenheit or Celsius. The display updates frequently, providing near real-time data.
Pay attention to the individual tire readings, as variations can indicate potential issues. Consistent monitoring helps identify slow leaks, uneven wear, or overheating, contributing to safer and more efficient travel. The system’s responsiveness ensures you’re always informed.
Understanding Alarm Displays (Plain English)
The TST 507 utilizes “Plain English” alarms for easy comprehension. Instead of codes, the display clearly states the issue – “High Pressure,” “Low Pressure,” or “High Temperature.”
A flashing icon accompanies the message, drawing immediate attention. Rapid flashing indicates a critical situation requiring immediate action. The system also alerts for “Sensor Not Reporting,” signaling a potential sensor malfunction or battery issue.
These straightforward alerts eliminate guesswork, enabling drivers to quickly assess and address tire problems. Prioritizing safety, the TST 507’s alarm system provides clear, concise information for confident decision-making on the road.
Adjusting System Settings
The TST 507 allows customization of several key settings. Users can adjust pressure thresholds – setting individual high and low-pressure warnings for each tire. Temperature units can be toggled between Celsius and Fahrenheit to suit preference.
Display brightness is also adjustable, ensuring optimal visibility in varying lighting conditions. Sensor offsets allow for calibration, improving accuracy. The system supports adding additional sensors, expanding monitoring capabilities.
These settings are accessed through the display monitor’s menu, navigated using intuitive buttons. Proper configuration ensures the TST 507 operates precisely to your needs, maximizing its effectiveness.

Troubleshooting Common Issues
This section addresses frequent problems with the TST 507. It covers sensor connectivity, display malfunctions, and general system errors for quick resolution.
Sensor Not Reporting
If a sensor isn’t transmitting data to the display monitor, several factors could be at play. First, verify the sensor battery isn’t depleted; replacement is often necessary after extended use. Ensure the sensor is properly paired with the monitor – consult the manual for re-pairing instructions.
Check for physical obstructions or interference that might be blocking the signal. Distance limitations also apply; sensors beyond the system’s range won’t report. Finally, confirm the sensor hasn’t been damaged or dislodged from the tire valve stem. A faulty sensor may require replacement.
Display Monitor Problems
Should your TST 507 display monitor malfunction, begin by checking the power connection. Ensure it’s securely plugged into a functioning power source, or that the battery is adequately charged. If the screen is blank, attempt a reset by briefly disconnecting the power.
Verify the display brightness is appropriately adjusted and that no settings are causing a visual issue. If alarms aren’t sounding, confirm the volume isn’t muted and alarm settings are enabled. Contact TST support (770.889.9102) if problems persist, as internal component failure may require professional attention.
Connectivity Issues
If the TST 507 display monitor loses connection with sensors, first confirm the sensors are powered on and within range. Interference from other wireless devices can sometimes disrupt the signal; try relocating the monitor. Ensure the system is compatible with RTL_433, as updates may be necessary for optimal performance.
Check for sensor battery levels, as low batteries can cause intermittent connectivity. If issues continue, attempt a system reset or contact TST support at 770.889.9102 or visit www.tsttruck.com for assistance with potential firmware updates or hardware diagnostics.

Maintenance and Care
Regular maintenance ensures longevity. Replace sensor batteries as needed, clean the display monitor with a soft cloth, and store the system properly when not in use.
Sensor Battery Replacement
Maintaining optimal sensor performance requires periodic battery replacement. The TST 507 sensors utilize replaceable batteries, ensuring continued functionality. When a sensor battery is low, the display monitor will indicate a warning.
To replace the battery, carefully open the sensor housing using the appropriate tool (refer to the full manual for specifics). Replace the old battery with a new, compatible CR2032 battery, ensuring correct polarity. Securely close the sensor housing, verifying a watertight seal to prevent corrosion.
Proper battery replacement guarantees accurate tire pressure and temperature readings, contributing to safe and efficient travel. Discard used batteries responsibly.
Display Monitor Cleaning
To ensure clear visibility and prolong the life of your TST 507 display monitor, regular cleaning is recommended. Use a soft, lint-free cloth lightly dampened with a mild soap and water solution.
Avoid harsh chemicals, abrasive cleaners, or excessive moisture, as these can damage the screen. Gently wipe the display surface in a circular motion to remove dust, fingerprints, and smudges.
Always dry the monitor thoroughly with a clean, dry cloth before powering it on. Proper cleaning maintains optimal display clarity, enhancing the user experience and ensuring accurate data readings during operation.
Long-Term Storage
When storing your TST 507 TPMS for extended periods, proper preparation is essential to maintain its functionality. Remove the sensors from the tires and clean them thoroughly, removing any dirt or debris;
Remove the batteries from both the sensors and the display monitor to prevent corrosion and battery leakage during storage. Store the components in a cool, dry place, away from direct sunlight and extreme temperatures.
Ensure the display monitor is completely dry before storing it. This prevents potential damage and ensures the system is ready for use when needed again.

Technical Specifications
The TST 507 operates within a specific temperature range and boasts impressive sensor accuracy. Display dimensions are carefully designed for optimal visibility and user experience.
Operating Temperature Range
The TST 507 TPMS is engineered to perform reliably across a broad spectrum of environmental conditions. The system’s operational temperature range for both the display monitor and the tire sensors extends from a frigid -40°F (-40°C) to a scorching 185°F (85°C).
This wide range ensures consistent and accurate readings, regardless of external weather fluctuations. However, prolonged exposure to extreme temperatures, particularly exceeding the specified limits, may potentially impact sensor battery life or overall system performance.
It’s recommended to store the system in a moderate climate when not in use to preserve its longevity and maintain optimal functionality.
Sensor Accuracy
The TST 507 sensors are designed for high precision in tire monitoring. They deliver tire pressure readings with an accuracy of ±1.0 PSI (±0.07 Bar). Temperature measurements are equally precise, boasting an accuracy of ±2.0°C (±3.6°F).
These specifications ensure you receive dependable data for informed decisions regarding tire safety and efficiency. While striving for accuracy, slight variations can occur due to environmental factors or sensor calibration.
Regular system checks and sensor maintenance contribute to maintaining optimal accuracy. The TST 507 provides a reliable foundation for proactive tire management on the road.
Display Dimensions
The TST 507’s wide-screen color display monitor is designed for clear visibility and convenient mounting. Its dimensions are approximately 3.75 inches in width, 2.25 inches in height, and 0.75 inches in depth. This compact size allows for flexible placement within the vehicle’s cabin.
The display’s dimensions ensure it doesn’t obstruct the driver’s view while providing ample space for displaying critical tire information. The monitor’s lightweight construction further simplifies installation and minimizes strain on mounting surfaces.
These specifications contribute to a user-friendly experience, enhancing safety and convenience during travel.

Warranty Information
TST offers a warranty covering defects in materials and workmanship. For detailed coverage specifics and claim procedures, please consult the complete warranty documentation or visit www.tsttruck.com.
Coverage Details
The TST 507 warranty safeguards against manufacturing defects for a specified period, typically one year from the original purchase date. This coverage extends to the display monitor and sensors, protecting against failures not resulting from misuse, accident, or unauthorized modification.
Warranty claims require proof of purchase and a detailed description of the issue. TST reserves the right to repair or replace defective components at their discretion. Damage caused by improper installation, battery leakage, or environmental factors is generally excluded. Full warranty terms are available online at www.tsttruck.com.
Contacting TST Support (770.889.9102, www.tsttruck.com)
For immediate assistance with your TST 507 TPMS, our dedicated support team is readily available. You can reach us by phone at 770.889.9102 during regular business hours. Our knowledgeable representatives can address your questions, troubleshoot issues, and guide you through system operation.
Alternatively, visit our comprehensive website at www.tsttruck.com for access to FAQs, downloadable manuals, and helpful resources. We are committed to providing exceptional customer service and ensuring your complete satisfaction with your TST product.

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