Hyundai Ioniq: Engine Control System / Mass Air Flow Sensor (MAFS). Specifications

Hyundai Ioniq (AE) 2017-2025 Service Manual / Engine Control/Fuel System / Engine Control System / Mass Air Flow Sensor (MAFS). Specifications

Specifications

Air Flow (kg/h)	Frequency (kHz)
-40	1.49
-20	1.59
-10	1.68
-8	1.7
-6	1.72
0	1.81
6	1.93
8	1.97
10	2.01
20	2.21
40	2.52
60	2.74
90	3.05
120	3.34
140	3.53
160	3.73
250	4.62
310	5.28
370	6.03
440	7.06
560	9.46
640	11.83

Mass Air Flow Sensor (MAFS). Description and operation

DescriptionMAFS uses a hot-film type sensing element to measure the mass of intake air entering the engine, and send the signal to ECM.A large amount of intake air represents acceleration or high load conditions while a small amount of intake air represents deceleration or idle...

Mass Air Flow Sensor (MAFS). Schematic diagrams

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Hyundai Ioniq (AE) 2017-2025 Service Manual: Repair procedures

Inspection1.Turn the ignition switch OFF.2.Disconnect the injector connector.3.Measure resistance between the injector terminals 1 and 2.4.Check that the resistance is within the specification. Specification : Refer to "Specification"Removal • In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be injury caused by leakage of the high pressure fuel...