A motorcycle TPMS (Tire Pressure Monitoring System) internal sensor is a device designed to continuously monitor and display the tire pressure of a motorcycle in real-time, providing valuable data to the rider and enhancing overall safety, fuel efficiency, and tire life.
Benefits of Using an Internal Sensor for Motorcycle TPMS
- Convenience: Internal sensors are more convenient than external sensors as they do not require frequent removal and reinstallation for tire pressure checks. The sensors are integrated directly into the tire valve stem, eliminating the need for manual pressure checks.
- Accuracy: Internal sensors provide more accurate readings as they are directly installed inside the tire, reducing the risk of incorrect pressure readings due to external factors such as temperature, humidity, or road conditions.
- Real-time Monitoring: Internal sensors continuously monitor tire pressure and temperature, providing real-time alerts to the rider in case of abnormal data, such as sudden pressure drops or temperature spikes, which could indicate a potential tire issue.
- Improved Safety: TPMS can significantly reduce the risk of accidents caused by underinflated tires, which are a major contributor to motorcycle accidents. By maintaining optimal tire pressure, the system helps to improve handling, stability, and braking performance.
- Fuel Efficiency and Tire Life: Maintaining the recommended tire pressure can improve fuel efficiency by reducing rolling resistance and extend the lifespan of the tires by preventing premature wear and tear.
Technical Specification of Motorcycle TPMS Internal Sensor
- Working Temperature:
- Display Unit: Typically ranges from -20°C to +80°C (-4°F to +176°F)
- Sensor Unit: Typically ranges from -40°C to +105°C (-40°F to +221°F)
- Pressure Range: The sensors can measure pressures from 0 to 116 psi (0 to 8 bar) with a precision of ±1.5 psi (±0.1 bar).
- Temperature Precision: The sensors typically have a temperature precision of ±3°C (±5.4°F).
- Transmitting Frequency: The internal sensors often use a frequency of 433.92 MHz to communicate with the display unit.
- Battery Life:
- Internal Sensors: Typically have a battery life of around 8 months to 1 year.
- Display Unit: May require recharging every 6-9 months, depending on usage and features.
- Sensor Dimensions: The internal sensors are designed to fit within the tire valve stem, with a typical diameter of around 20-25 mm and a length of 30-40 mm.
- Sensor Weight: The internal sensors typically weigh between 10-15 grams, ensuring minimal impact on the overall tire and wheel assembly.
- Sensor Material: The sensor housing is often made of durable materials such as aluminum or high-impact plastic to withstand the harsh motorcycle environment.
- Sensor Sealing: The sensors are designed with robust sealing mechanisms to protect the internal components from moisture, dust, and other environmental factors.
- Sensor Compatibility: The internal sensors are typically compatible with a wide range of motorcycle makes and models, with specific sensor models available for different tire valve stem sizes and configurations.
Popular Brands and Products
- KiWAV: Offers a motorcycle TPMS internal sensor with a rearview mirror built-in display, providing a convenient and integrated solution for tire pressure monitoring.
- Moto Vision: Provides a TPMS system with internal sensors and a digital display box that can be mounted on the motorcycle, offering a comprehensive tire pressure monitoring solution.
- SYKIK: Offers the SRTP400 Internal Tire Pressure Monitor, which installs directly into the motorcycle’s tires and includes a water-resistant monitor with a rechargeable battery.
- Schrader: Provides original equipment replacement sensors for various motorcycle brands, including BMW, KTM, Kawasaki, and Indian, ensuring compatibility with a wide range of motorcycle models.
DIY Installation and Maintenance
- Installation:
- Internal sensors typically require installation inside the tire, replacing the standard valve stem.
- This process may require specialized tools and knowledge, and it is recommended to seek professional assistance for proper installation to ensure the sensor is securely and correctly positioned within the tire.
- Battery Replacement:
- Sensor batteries usually have a long life but may need to be replaced after 1-2 years of use.
- The display unit’s battery may require recharging every 6-9 months, depending on usage and features.
- It is important to follow the manufacturer’s instructions for battery replacement to ensure the proper functioning of the TPMS system.
- Sensor Calibration:
- After installation or battery replacement, the internal sensors may need to be calibrated to ensure accurate pressure readings.
- The calibration process typically involves inflating the tires to the recommended pressure and then syncing the sensors with the display unit.
- Refer to the manufacturer’s instructions for the specific calibration procedure for your TPMS system.
- Sensor Maintenance:
- Regularly check the internal sensors for any signs of damage or wear, such as cracks, leaks, or corrosion.
- Clean the sensor and valve stem area periodically to prevent the buildup of dirt, debris, or contaminants that could affect the sensor’s performance.
- Replace the sensors if they are damaged or no longer functioning properly to maintain the reliability and accuracy of the TPMS system.
By understanding the technical specifications, benefits, and maintenance requirements of motorcycle TPMS internal sensors, riders can make an informed decision on the best solution for their motorcycle and ensure the optimal performance and safety of their tires.
References:
- KiWAV Motorcycle TPMS Internal Sensor + Rearview Mirror Built-in. (n.d.). Retrieved from https://www.amazon.com/KiWAV-Motorcycle-Internal-Rearview-Real-time/dp/B07VVQ2TVB
- Tire Pressure Monitoring System by internal sensor. (n.d.). Retrieved from https://www.moto-vision.com/en/article/32373-tire-pressure-monitoring-system-by-internal-sensor
- Anyone running internal TPMS? (2021, September 2). Retrieved from https://www.reddit.com/r/motorcycles/comments/pgh549/anyone_running_internal_tpms/
- SRTP400 Internal Tire Pressure Monitor. (n.d.). Retrieved from https://sykik.com/products/inner-tire-pressure-monitor
- Motorcycle TPMS | Schrader TPMS Solutions. (n.d.). Retrieved from https://www.schradertpms.com/en-gb/our-products/motorcycle-tpms