Hyundai Sonata: Engine Control System / ETC (Electronic Throttle Control) System Repair procedures
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.
Specification: Refer to “Specification”
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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 1 and 2. |
| 4. |
Check that the resistance is within the specification.
Specification: Refer to “Specification”
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|
| 1. |
Turn the ignition switch OFF and disconnect the battery negative (-) cable. |
| 2. |
Remove the resonator and the air intake hose.
(Refer to Engine Mechanical System - “Air Cleaner”) |
| 3. |
Disconnect the ETC module connector (A). 
|
| 4. |
Remove the installation bolts, and then remove the ETC module (A) from the engine. 
|
| • |
Install the component with the specified torques. |
| • |
Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing. |
|
| 1. |
Install in the reverse order of removal.
Electronic throttle body Installation bolt:
7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.7 ~ 7.2 lb-ft)
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| ETC module learning procedure |
When installing new ETC module or re-installing it, ETC module learning procedure must be performed.
| 1. |
Hold the ignition key or the start button at th IG ON position during 5 seconds. |
| 2. |
Turn ignition swich OFF and then start the engine. |
|
DTC codes (P0638, P2110) might be displayed if ETC module learning procedure does not performed after replacing ETC module. |
Description
Manifold Absolute Pressure Sensor (MAPS) is a speed-density
type sensor and is installed on the surge tank. It senses absolute
pressure of the surge tank and transfers the analog si ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Water pump Troubleshooting
Troubleshooting
SymptomsPossible CausesRemedyCoolant leakage
•
From the bleed hole of the water pump
Visually check
•
Check leaks after about ten-minute warming up.
•
If coolant still leaks, replace a water pump.
•
If leakage stops, reuse the water pump (Do not repl ...
Hyundai Sonata LF 2014-2019 Service Manual: Specifications
Specification
Ignition System
Ignition Coil
ItemSpecification Primary Coil Resistance (?)0.56 ± 10% [20°C (68°F)]Secondary Coil Resistance (k?)2.0 ± 15% [20°C (68°F)]
Spark Plug
ItemSpecificationTypeSILZKR7E8GGap0.7 ~ 0.8 mm (0.0275 ~ 0.0314 in.)
Charging System
Alte ...
ETC (Electronic Throttle Control) System Schematic Diagrams
Manifold Absolute Pressure Sensor (MAPS) Description and Operation