Kia Sportage: Electric Power Steering / MDPS ECU Repair procedures
1. |
Disconnect the battery negative cable.
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2. |
Remove the crash pad lower panel.
(Refer to Body - "Crash pad lower panel")
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3. |
Disconnect the MDPS ECU connector (A).
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4. |
Loosen the bolts and then remove the MDPS ECU (A).
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5. |
Installation is the reverse of the removal.
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6. |
Conduct the "ASP Calibration" and "EPS Type Recognition" by GDS.
(Refer to MDPS motor - "Diagnosis with GDS")
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8. |
Turn off the IGN switch and wait for 20 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".
|
• |
Make sure that no connector engaged to the vehicle or scan tool
is disconnected during the "ASP Calibration".
|
• |
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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ASP Calibration procedures
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 "ASP Calibration"
on GDS vehicle selection screen.
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EPS Type Recognition
• |
When missing the EPS Type Recognition, occure a problem with
motor driven power steering performance.
|
• |
You can use a scan tool to (GDS) check if the battery voltage
is proper before perform the "EPS Type Recognition".
|
• |
Make sure that no connector engaged to the vehicle or scan tool
is disconnected during the "EPS Type Recognition"..
|
• |
Once the "EPS Type Recognition" is complete, turn off the IG
switch and wait for 10 seconds or more before starting the engine
to check the operation.
|
|
EPS Type Recognition procedures
1. |
Connect self - diagnosis connector (16pins) located in the lower of
driver side crash pad to self - diagnosis device.
|
2. |
Turn the self - diagnosis device after key is ON.
|
3. |
Turn the steering wheel to straight ahead position.
|
4. |
After Selecting the "vehicle model" and "system", select the "EPS Type
Recognition" on GDS vehicle selection screen.
|
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.
|
Replacement
1.
Disconnect the battery negative cable.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash pad low ...
Other information:
Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptom
Probable cause
Remedy
The set vehicle speed varies greatly upward or downward
"Surging" (repeated alternating ...
Replacement
1.
Remove the rear door trim.
(Refer to Rear Door - "Rear Door Trim")
2.
Remove the rear door belt outside weatherstrip (A) after loosening the
mounting screw.
3.
...