>
Hyundai Equus Manuals

Hyundai Equus: Auto Head lamp leveling Unit Description and Operation - Head lamp leveling Device - Body Electrical System - Hyundai Equus VI 2009-2025 Service ManualHyundai Equus: Auto Head lamp leveling Unit Description and Operation

Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Body Electrical System / Head lamp leveling Device / Auto Head lamp leveling Unit Description and Operation

Description
According to driving environment and loading state of vehicle, head lamp lighting direction is changed to keep the driver's visibility range and to protect the driver's vision from glare, aiming at safety driving.
Sensor integrated ECU mounting on the rear center arm drives the actuator mounting on the head lamp since sensing the input signal following the vehicle's statical changes.
Head lamp beam is automatically operated by chassis tilt.
Operation
Operating Procedure
1.
Suspension angle change resulted from vehicle's load change.
2.
Sensor angle change.
3.
Microprocessor calculates necessary head lamp angle change amount.
4.
Sending a proper signal to head lamp levelling device and driving actuator.
Operating Condition
1.
Ignition on
2.
Low beam on
3.
On stop : If sensor lever change is 2° and above, head lamp is operated after max. 1.5 sec.
4.
On driving : If vehicle velocity is over 4km/h(2.48mile/h), velocity change is not over 0.8-1.6km/h(0.5 ~ 1.0mile/h) per second, and loading condition is changed, then head lamp is operated.
Components
1.
Auto head lamp leveling unit

A.
Using a Micro-processor, percept the operation lever's mechanical angle change or speed signal.
B.
As an actuator control device of inner control program, mounting on the rear center arm.
2.
Actuator
A.
Change the head lamp lighting direction up or down since automatic head lamp levelling unit sensing the input signal following the vehicle's statical changes.

    Auto Head lamp leveling Unit Schematic Diagrams
    Circuit Diagram ...

    Auto Head lamp leveling Unit Repair procedures
    Removal 1. Remove the head lamp leveling unit linkage (A) from trailing arm. 2. Loosen the mounting bolts (3EA) of automatic head lamp leveling unit assembly. Tightening torque : 3 ~ 5 N.m ...

    See also:

    Front Area Module(FAM) Description and Operation
    Description FAM (Front Area Module) The FAM includes the functions for the following list : - Wiper control (Rain sensor communication and transfer Rain sensor request information to Wiper modu ...

    Record your key number
    The key code number is stamped on the key code tag attached to the key set. Should you lose your keys, this number will enable an authorized EQUUS dealer to duplicate the keys easily. Remove the ...

    Rear Remote Controller (RRC) Repair procedures
    Removal Rear Keyboard Unit 1. Remove the rear seat armrest upper cover. (Refer to Seat Electrical System - "Seat Heater Switch") 2. Disconnect the connectors (A) from armrest upper cover. ...

    Categories

    Hyundai Equus Manuals

    © 2011-2025 Copyright www.heqmanual.com