Hyundai Sonata: ETC (Electronic Throttle Control) System. Repair procedures
Inspection
Throttle Position Sensor (TPS)
1. |
Connect the GDS on the Data Link Connector (DLC).
|
2. |
Start the engine and measure the output voltage of TPS 1 and 2
at C.T. and W.O.T.
|
3. |
Turn the ignition switch OFF and disconnect the scantool from
the DLC.
|
4. |
Disconnect the ETC module connector and measure the resistance
between the ETC module terminals 1 and 2.
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ETC Motor
1. |
Turn the ignition switch OFF.
|
2. |
Disconnect the ETC module connector.
|
3. |
Measure resistance between the ETC module terminals 3 and 6.
|
4. |
Check that the resistance is within the specification.
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Removal
1. |
Turn the ignition switch OFF and disconnect the battery negative
(-) cable.
|
2. |
Remove the resonator and the air intake hose (Refer to “Intake
And Exhaust System” in EM group).
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3. |
Disconnect the ETC module connector (A).
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4. |
Disconnect the coolant hoses (B).
|
5. |
Remove the installation bolts (C), and then remove the ETC module
from the engine.
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Installation
|
1. |
Installation is reverse of removal.
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ETC (Electronic Throttle Control) System. Schematic Diagrams
Circuit Diagram
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