Hyundai Elantra: Motor Driven Power Steering / Description and operation
MDPS (Motor Dirven Power Steering) system uses an electric motor to assist the steering force and it is an engine operation independent steering system.
MDPS control module controls the motor operation according to information received from the each sensor and CAN (Controller Area Network),
resulting in a more precise and timely control of steering assist than conventional engine-driven hydraulic systems. Components (Steering Angle Sensor, Torque Sensor, Fail-safe relay, etc.) of the MDPS system are located inside the steering column. MDPS unit assembly, steering column, and MDPS unit assembly must not be disassembled for inspection. They must be replaced if necessary.
Components 1. Steering wheel2. Steering column3. MDPS power pack4. Universal joint5. Dust cap6. Tie rod end7. Bellows8. Steering gear box..
Other information:
Replacement1.Remove the plug hole (A).2.Loosen the mounting nuts and remove the wiper arm (A). Tightening torque : 22.6 - 26.5 N.m (2.3 - 2.7 kgf.m, 16.6 - 19.5 lb-ft)3.Disconnect the washer nozzle (A).4.Detach the clips, then remove the cowl top cover (B).5.To install, reverse the removal procedure.
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Replace any damaged clips..
Description and operation
DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed. Engine ECU stops the operation of the compressor when the temperature of refrigerant line is very high or very low irregularly to op..