Car Sensors

Your Professional Car Sensors Supplier!

JINAN KOOLMAN INC. is a professional manufacturer, have an independent right to export, mainly deal car and truck parts, including filters; fuel pumps;fuel pump assembly; ignition system; clutch; brake system; Sensor and other parts.

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Why Choose Us

Advanced Equipment

The company has a variety of advanced domestic and imported analysis, testing, manufacturing and testing equipment, to meet the quality needs of products, the formation of large-scale productivity.

Quality Control

Our company has a sound organizational structure and a strict quality assurance system. Each product undergoes strict production and performance tests to ensure that the quality results of each link are more reliable.

Product Market

Our product market covers more than 40 countries and regions including America, Europe, the Middle East, and Southeast Asia.

Our Service

Our company supports product packaging customization, product engraving, and provides sample customization services.

Overview of Car Sensors

Automotive sensors are essential to the smooth operation of modern automobiles. These sensors provide information about numerous vehicle parameters to the Electronic Control Unit (ECU) so that safety, efficiency, and performance are maximized. They do this by translating physical quantities into electrical impulses.

Product Specification

We offer the following Specifications

Wheel Speed Sensor Technical data
Diameter of sensor	16 mm
Operating temperature	- 40 °C to +125 °C
Vibration resistance	Yes
Weight	60 g to 220 g
Electrical connection	Socket

Advantages of Car Sensors

Enhanced Safety:

Sensors like lane departure, blind spot detection, and forward collision warning reduce the risk of accidents.

Improved Fuel Efficiency

Oxygen, MAP, and throttle sensors help optimise fuel-air mixture for better mileage.

Better Engine Performance

Sensors like the crankshaft and camshaft position sensors ensure precise timing and smoother engine operation.

Real-time Monitoring

TPMS, oil pressure, and coolant sensors continuously monitor vehicle health and alert the driver instantly.

Convenience Features

Rain sensors, parking sensors, and ambient light sensors automate tasks, improving driving comfort.

Reduced Emissions

EGR and oxygen sensors contribute to cleaner combustion and lower environmental impact.

Preventive Maintenance

Early warnings from sensors help avoid major breakdowns and costly repairs.

Types of Car Sensors

01/

Proximity Sensors: These sensors detect obstacles in the vehicle's vicinity and are commonly used in parking assistance systems. They employ ultrasonic or electromagnetic waves to determine the distance between the car and nearby objects, alerting the driver through audio or visual cues.

02/

Speed Sensors: Speed sensors monitor the rotational speed of wheels, enabling anti-lock braking systems (ABS) and traction control systems (TCS) to regulate wheel speed and prevent skidding or loss of traction.

03/

Oxygen Sensors: Oxygen sensors measure the oxygen content in the exhaust gases, providing feedback to the engine control unit (ECU) to optimize fuel-air mixture for efficient combustion and minimize harmful emissions.

04/

Temperature Sensors: Temperature sensors monitor engine coolant, transmission fluid, and ambient air temperature. They ensure optimal operating conditions for the engine and transmission, preventing overheating and damage to critical components.

Use of Car Sensors

Automotive sensors act like modern vehicles' brain and nervous system, constantly monitoring and responding to real-time data to improve performance, efficiency, and safety. Here's how they work

Detection of Changes

Automotive sensors detect changes in parameters such as speed, temperature, pressure, motion, and fuel levels.

Signal Conversion

These physical or environmental changes are converted into electrical signals.

Data Transmission

The signals are transmitted to the vehicle's Electronic Control Unit (ECU).

Processing & Decision Making

The ECU processes this data to determine whether adjustments or alerts are needed.

System Response

Based on the input, the ECU activates responses such as fuel adjustment, brake activation, warning lights, or other system interventions.

Packaging and Delivery

Brown or customized color boxes, 5-layers outside cartons.
Shipping: Internation express, air freight, train freight & sea freight.

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FAQ

Q: How do sensors work in cars?

A: Car sensors work by detecting physical or environmental conditions—like temperature, pressure, motion, or position—and converting that data into electrical signals. These signals are sent to the car's Electronic Control Unit (ECU), which then makes real-time adjustments to systems like fuel injection, braking, or lighting.

Q: Can a car run without sensors?

A: Modern cars rely heavily on sensors, especially for fuel injection, ignition timing, and emissions control. While some older cars could operate with fewer sensors, today's vehicles would either run poorly or not at all without them. Critical sensors like the crankshaft or throttle position sensor are essential for starting and running the engine.

Q: What sensor is responsible for RPM?

A: The crankshaft position sensor primarily measures the engine's RPM (revolutions per minute). It tracks the crankshaft's rotational speed and feeds that data to the ECU and the tachometer on your dashboard.

Q: What is the relationship between speed and RPM?

A: RPM refers to how fast the engine is spinning, while speed refers to how fast the car moves. They're connected through the transmission system. Higher RPM generally means higher speed, but gear ratios and load conditions affect this relationship. For example, the same RPM in 2nd gear results in a lower speed than in 5th gear.

Q: What controls all the sensors in a car?

A: The Electronic Control Unit (ECU) is the central brain that processes data from all sensors. Some vehicles may have multiple ECUs for different functions (engine, transmission, safety), but they all work together to ensure smooth and safe operation.

Q: Are you a factory or a trading company ?

A: We are a factory and trading company at the same time.

Q: How about the quality of the products ?

A: Our products are of high quality and we have registered and reputable brands.

Q: What's the MOQ for each items ?

A: 100 pieces.

Q: What's our shipping ways ?

A: We can provide different types of shipping such as sea, air, and land.

Q: What is your terms of payment?

A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q: How about your delivery time?

A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q: Can you produce according to the samples?

A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q: What is your sample policy?

A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q: Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

As one of the most professional car sensors manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy high-grade car sensors for sale here from our factory.

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