Hyundai Elantra: Engine Control System / Manifold Absolute Pressure Sensor (MAPS) Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System / Engine Control System / Manifold Absolute Pressure Sensor (MAPS) Repair procedures

Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the MAPS at idle and IG ON.
Condition
Output Voltage (V)
IG ON
3.9 ~ 4.1
Idle
0.8 ~ 1.6

Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Disconnect the manifold absolute pressure sensor connector (A).
3.
Remove the installation bolt (B), and then remove the sensor from the surge tank.

Installation
   
Install the component with the specified torques.
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
   
Insert the sensor in the installation hole and be careful not to damage when installation.
1.
Installation is reverse of removal.

Manifold absolute pressure sensor installation bolt:
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

Manifold Absolute Pressure Sensor (MAPS) Schematic Diagrams
Circuit Diagram ...

Intake Air Temperature Sensor (IATS) Description and Operation
Description Intake Air Temperature Sensor (IATS) is included inside Manifold Absolute Pressure Sensor and detects the intake air temperature. To calculate precise air quantity, correction of t ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Starting the engine
WARNING Always wear appropriate shoes when operating your vehicle. Unsuitable shoes, such as high heels, ski boots, sandals, flipflops, etc., may interfere with your ability to use the brake and accelerator pedals. Vehicle with manual transmission: 1. Make sure the parking brake is applied. 2 ...

Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components Location 1. Engine Control Module (ECM)2. Manifold Absolute Pressure Sensor (MAPS)3. Intake Air Temperature Sensor (IATS)4. Engine Coolant Temperature Sensor (ECTS)5. Throttle Position Sensor (TPS) [integrated into ETC Module]6. Crankshaft Position Sensor (CKPS)7. Camshaft Position S ...

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