Hyundai i-30: Motor Driven Power Steering / MDPS Control Unit
Repair procedures
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If a DTC occurs in the ECU, check the connectors and wiring.
If no problem is found, replace the ECU.
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Before replacing the MDPS ECU, use the diagnostic device to
read the settings of the old ECU
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1. |
Perform the "ECU data backup" by GDS following in the order below.
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(1) |
Connect self - diagnosis connector (16pins) located in the lower
of driver side crash pad to self - diagnosis device.
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(2) |
Turn the self - diagnosis device after key is ON.
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(3) |
After Selecting the "vehicle model" and "EPS system" on GDS
vehicle selection screen.
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(4) |
Select the "Part exchange(Power steering ECU)"
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(5) |
Follow the instructions shown on the screen.
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(6) |
Insert the VIN number and then select the "Read" in order to
the ECU information save.
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2. |
Disconnect the battery negative cable from the battery and then wait
for at least 30 seconds.
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3. |
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
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4. |
Disconnect the conector and loosening the than mounting bolts.
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5. |
Install in the reverse order of removal.
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6. |
Perform the "ECU data restore" by GDS following in the order below.
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(1) |
Connect self - diagnosis connector (16pins) located in the lower
of driver side crash pad to self - diagnosis device.
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(2) |
Turn the self - diagnosis device after key is ON.
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(3) |
After Selecting the "vehicle model" and "EPS system" on GDS
vehicle selection screen.
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(4) |
Select the "Part exchange(Power steering ECU)"
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(5) |
Follow the instructions shown on the screen.
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(6) |
Insert the VIN number and then select the "Write" in order to
the ECU information save.
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7. |
Conduct the "ASP Calibration" by GDS.
(Refer to MDPS Control Unit- "Diagnosis with GDS")
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9. |
Turn off the IGN switch and wait for 10 seconds or more. Then check
the operation after starting the engine.
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Steering-angle sensor detects the steering angle and steering angle
speed. Steering angle and steering angle speed are used for steering
wheel damping and return controls in addition to providing assistance
torque.
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You can use a scan tool to (GDS) check if the battery voltage
is proper before perform the "ASP Calibration".
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Make sure that no connector engaged to the vehicle or scan tool
is disconnected during the "ASP Calibration".
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Once the "ASP Calibration" is complete, turn off the IG switch
and wait for 10 seconds or more before starting the engine to
check the operation.
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SAS Calibration procedures
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1. |
Connect self - diagnosis connector (16pins) located in the lower of
driver side crash pad to self - diagnosis device.
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2. |
Turn the self - diagnosis device after key is ON.
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3. |
Turn the steering wheel to straight ahead position.
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4. |
After Selecting the "vehicle model" and "system", select the "SAS Calibration"
on diagnostic tool vehicle selection screen.
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6. |
Turn off the IG switch and wait for 10 seconds or more before starting
the engine. And then make sure that MDPS works properly.
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Repair procedures
Replacement
1.
Disconnect the battery negative cable from the battery and then wait
for at least 30 seconds...
Repair procedures
Removal
1.
Remove the MDPS assembly.
(Refer to Steering System - "MDPS Assembly")
2...
Other information:
Air Bag Warning Light
This warning light illuminates:
When you turn the ignition switch
or the Engine Start/Stop button to
the ON position.
- It illuminates for approximately 6
seconds and then goes off.
When there is a malfunction with
the SRS...
Description and operation
Description
Differential Pressure Sensor (DPS) is measure the pressure difference of EGR
inlet and outlet.
Schematic diagrams
Circuit Diagram
Harness Connector
Repair procedures
Removal
1...
Categories
Speedometer
The speedometer indicates the
speed of the vehicle and is calibrated
in kilometers per hour (km/h) and/or
miles per hour (MPH).
Tachometer
read more
MDPS Motor
MDPS Column and Housing