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Cheapest TPMS sensors can be categorized into two main groups: direct and indirect systems.
Direct TPMS
A direct TPMS uses pressure sensors inside each tire to monitor air pressure levels directly. These sensors transmit real-time data to the vehicle's onboard computer via a wireless connection. When the tire is inflated or deflated, the sensor detects the change in pressure and immediately alerts the driver through the display screen or warning light. The main advantage of direct TPMS is its accuracy and real-time monitoring of tire conditions. However, the sensor battery may need to be replaced every five years, and the initial installation cost is slightly higher.
Indirect TPMS
The Indirect TPMS does not use a physical pressure sensor in each tire. Instead, it employs the vehicle's Antilock Brake System (ABS) wheel speed sensors to monitor tire performance. In general, under-inflated tires are smaller and have a lower rolling speed, which triggers the ABS wheel speed sensors. When the TPMS control module receives the signal, it infers that one or more tires may be under-inflated, and it alerts the driver through the display screen or warning light. While indirect TPMS is less expensive to install since it uses existing sensors, it is less accurate and cannot detect over-inflation or uniform pressure changes in all tires.
Cheap TPMS sensors come in different specifications depending on the manufacturer. Here are some of the most common ones:
Maintaining the cheapest TPMS sensors is crucial if businesses want to prolong their lifespan and get accurate data. Here are some of the best ways to maintain the sensors:
There are a number of factors to consider when choosing the cheapest TPMS sensors for resale.
Market Research
Gather information on the most popular car models in the area. Find out which makes and models use TPMS sensors. This will help choose the sensors that are in high demand.
Band Compatibility
Different vehicles require specific TPMS sensor brands and models. Select universal options that are compatible with a wide range of vehicles. This will make it easy to sell since not all customers will require the same model.
Sensor Style
TPMS sensors come in two main styles: direct and indirect. Direct sensors measure air pressure directly using a pressure sensor. Indirect TPMS sensors use the vehicle's antilock brakes (ABS) module and tire size information to estimate tire pressure. Choose direct sensors as they provide accurate readings and are preferred by most drivers.
Ease of Installation
Some sensors require extensive training and complex tools for installation. Choose models that are easy to install and program. This will reduce installation costs and time. Look for sensors that come with detailed installation instructions.
Battery Life
When choosing TPMS sensors for resale, consider the battery life. Select models with long battery life. This will reduce maintenance costs and the need for frequent replacement of battery-operated sensors.
Check Warranty
Before choosing a TPMS sensor for resale, check the warranty period. Select models with a longer warranty period. This is a show of quality and reliability of the product. Contact the supplier to find out more about their after-sale service.
There are a number of tools that will be needed when replacing a Tire Pressure Monitoring System (TPMS) sensor. These tools include:
Here are step-by-step instructions on how to replace the TPMS sensor:
Q1: Do cheap TPMS sensors work well?
A1: Cheap but quality TPMS sensors can work well. They can effectively monitor the tire's air pressure and alert the driver of any irregularities. However, the lifespan and durability may be compromised, unlike premium branded TPMS sensors.
Q2: Can one install a TPMS sensor by oneself?
A2: Yes, one can install a TPMS sensor by oneself. Alibaba.com has user-friendly and DIY TPMS sensors. They come with easy-to-follow installation instructions. Buyers can also find detailed installation guides or tutorials from various websites.
Q3: How long do cheap TPMS sensors last?
A3: Cheap TPMS sensors have varying lifespans. The durability depends on the brand, maintenance practices, and driving conditions. They can last from 1 to 3 years. Some can last longer with proper care.
Q4: Do cheap TPMS sensors have warranties?
A4: Most cheap TPMS sensors have warranties. The warranty period differs from the brand and the manufacturer's policies. Buyers can find sensors with 6 months to 1 year warranty. Some have 2 years warranty.