Suspension. Diagnostics, calibration of sensors and modification of parameters in ECAS
Study of the ECAS system main functions.
Description of the ECAS system for truck, bus and trailer as well as its components. Analysis of the diagnostics possibilities.
1. INTRODUCTION
1.1 ECAS (Electronic Control Air Suspension)
2. SYSTEM FUNCTIONS
2.1 Normal level control
2.2 Lift axle control
2.3 Startup assist
2.4 Tire deflection compensation
2.2 Lift axle control
2.3 Startup assist
2.4 Tire deflection compensation
3. SYSTEM COMPONENTS
3.1 ECAS Suspension Control Unit
3.2 Height sensor
3.3 Pressure sensor
3.4 Suspension pressure sensor
3.5 3/2-way valve for the ALB control (anti-lock braking control based on the load)
3.6 ECAS solenoid valves (1 control point).
3.7 ECAS solenoid valves (2 control points).
3.8 ECAS solenoid valves (2 control points + lift axle).
3.9 ECAS solenoid valve (3 control points).
3.10 RCU (Remote Control Unit)
3.11 SmartBoard
3.2 Height sensor
3.3 Pressure sensor
3.4 Suspension pressure sensor
3.5 3/2-way valve for the ALB control (anti-lock braking control based on the load)
3.6 ECAS solenoid valves (1 control point).
3.7 ECAS solenoid valves (2 control points).
3.8 ECAS solenoid valves (2 control points + lift axle).
3.9 ECAS solenoid valve (3 control points).
3.10 RCU (Remote Control Unit)
3.11 SmartBoard
4. ECAS SYSTEMS
4.1 1 ECAS in truck
4.2 ECAS in trailer
4.3 ECAS in BUS
4.2 ECAS in trailer
4.3 ECAS in BUS
5. DIAGNOSIS
5.1 Parameter setting
5.2 Calibration of height sensor.
5.3 Calibration of pressure sensors
5.4 Trailer EBS E
5.5 TCE control unit.
5.6 SmartBoard
5.2 Calibration of height sensor.
5.3 Calibration of pressure sensors
5.4 Trailer EBS E
5.5 TCE control unit.
5.6 SmartBoard
6. REPAIR WORK
6.1 Height sensor failure