Hyundai Ioniq: Engine Control System / Camshaft Position Sensor (CMPS). Troubleshooting

Hyundai Ioniq (AE) 2017-2024 Service Manual / Engine Control/Fuel System / Engine Control System / Camshaft Position Sensor (CMPS). Troubleshooting

Signal Waveform

This example shows a typical Crankshaft Position Sensor (CKPS) and Camshaft Position Sensor (CMPS) waveform at idle. The PCM controls the injection and ignition timing by using these signals.

Generally CKPS signal is used to detect the piston's position and CMPS signal is used to detect the Top Dead Center of each cylinder.

Camshaft Position Sensor (CMPS). Description and operation

DescriptionCamshaft Position Sensor (CMPS) is a hall sensor and detects the camshaft position by using a hall element.It is related with Crankshaft Position Sensor (CKPS) and detects the piston position of each cylinder which the CKPS can't detect...

Camshaft Position Sensor (CMPS). Schematic diagrams

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Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Specifications

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Hyundai Ioniq (AE) 2017-2024 Service Manual: Parking Brake Switch. Repair procedures

Removal1.Disconnect the negative (-) battery cable.2.Remove the crash pad lower panel.(Refer toBody - "Crash Pad")3.Remove the junction box.(Refer to Body Electrical System - "Fuses and Relays")4.Disconnect the parking brake switch connector (A).5.Loosen the screw and then remove the parking brake switch...