G19T: ELECTRONIC SUSPENSION SYSTEMS DIAGNOSIS

OBJECTIVES:
To learn the functioning and design features of electronically controlled pneumatic suspensions. To learn servicing procedures for and the differences between the WABCO ECAS, KNORR and Bosch Knorr-Bremse systems. To learn to recognise system components, use diagnostic procedures and calibrate DAF, Iveco, MAN, Mercedes, Renault, Scania and Volvo vehicles using an autodiagnostic tool.

COURSE CONTENTS:
The design of pneumatic suspension systems; system types; component identification; pressure testing; checking lift axles; traction assistance, etc.. ECAS system architecture and components; control units, pressure sensors and actuators of the most common configurations (4X2, 6X2, etc.); differences between development stages. System diagnosis and calibration on DAF, Iveco, MAN, Mercedes, Renault, Scania and Volvo vehicles. Description of the ECS system and its components; differences between systems; recovery strategies; calibration procedures.

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