Hyundai Santa Fe (TM): 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,
MDPS system inspection is possible for each component, but replacement is possible
only for partial units, and other parts should not be disassembled.
Schematic Diagrams
Harness Connector
Type
Pin No
Description
MDPS Power
1
Battery -
2
Battery +
MDPS Unit
1
-
2
-
3
IG 1
4
C-CAN [High]
5
C-CAN [Low]
6
-
Other information:
Instructions (R-134a)
When Handling Refrigerant
1.
R-134a liquid refrigerant is highly volatile. A drop on the skin of
your hand could result in localized frostbite. When handling the refrigerant,
be sure to wear gloves.
Inspection
1.
Check the condenser fins for clogging and damage. If clogged, clean
them with water, and blow them with compressed air. If bent, gently
bend them using a screwdriver or pliers.
2.