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303.04.0141 ECAS Height Sensor, Suspension
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303.04.0141 Compatible ECAS Height Sensor

303.04.0141

Summary

This ECAS height sensor is designed for heavy commercial vehicle suspension systems. It ensures accurate leveling and stability in electronic control air suspension systems, compatible with Bosch and Knorr-Bremse systems. Equivalent to OE Bosch 0504002111100 and Knorr-Bremse A500114032.

Product identifiers
EAN Code8683457043275
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Compatible OEM Codes

  • BOSCH
    • 0 504 002 113 100
    • 0 504 002 113 000
    • 0 504 002 111 100
  • KNORR-BREMSE
    • A500114032

Description

What does an ECAS height sensor do?

An ECAS height sensor is a critical component within electronic air suspension systems used to monitor the vertical position of the axle. This sensor provides real-time data to the electronic control unit, ensuring the vehicle maintains its optimal ride height under varying loads. High-strength components are used to withstand the harsh environments typical of heavy commercial vehicle operation.

System compatibility and function

This part is compatible with Bosch and Knorr-Bremse systems. It is designed to maintain precise calibration for electronic control air suspension, ensuring stability across different driving conditions. The sensor's integration into the pneumatic system allows for seamless height adjustments during loading and unloading processes.

Installation and maintenance

When inspecting or replacing height sensors, technicians should check the electrical connections and mounting integrity to prevent signal errors. Proper installation ensures the electronic control unit receives accurate positioning data, which is vital for maintaining the correct vehicle geometry and preventing uneven tire wear.

Troubleshooting guidance

Maintaining consistent sensor performance helps prevent system errors in the air suspension assembly. If height fluctuations occur, verifying the sensor's position and cleanliness is a recommended first step for workshop technicians.

OE cross-reference

303.04.0141 (ECAS Height Sensor) is the equivalent of the Bosch and Knorr-Bremse OE numbers. This part directly replaces Bosch OE numbers 0504002111100, 0504002113000, 0504002113100. It also replaces Knorr-Bremse OE number A500114032.

Other OEMs

BOSCH

  • 0504002113100
  • 0504002113000
  • 0504002111100
  • 0 504 002 113 100
  • 0 504 002 113 000
  • 0 504 002 111 100

KNORR-BREMSE

  • A500114032

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
BOSCH
KNORR-BREMSE

FAQ

What is the function of an ECAS height sensor?
The sensor measures the vertical position of the axle to provide data to the electronic control unit for precise air suspension leveling.
Which systems are these sensors compatible with?
These sensors are designed to be compatible with Bosch and Knorr-Bremse electronic air suspension systems.
What are common signs of a failing height sensor?
Technicians may notice uneven vehicle leveling, abnormal ride height readings, or error codes related to the air suspension system.
How should I ensure correct installation?
Ensure the sensor is mounted securely at the correct angle and that all electrical connections are clean and free from corrosion.
What are the OE reference numbers of this part?
303.04.0141 directly replaces Bosch OE numbers 0504002111100, 0504002113000, 0504002113100. It also replaces Knorr-Bremse OE number A500114032.