Kia Niro: Engine Control System / Electric EGR Control Valve Troubleshooting

Signal Waveform

Fig.1) Duty control [EEGR Motor (-)] during deceleration or idle

Fig.2) Duty control [EEGR Motor (+)] during acceleration

Inspection [Motor] 1. Switch "OFF" the ignition. 2. Disconnect the EEGR valve connector. 3. Check if the EEGR ...

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