Hyundai Sonata LF: Engine Control System / Injector Schematic Diagrams

Injector Troubleshooting

Signal Waveform The three waveforms below are taken from the #1 and #4 injectors. The top waveform is from the high side (feed side) of the #1 and #4 injectors, while the middle waveform is from the low side (ground side) of the #1 injector and the bottom waveform is from the low side of the #4 injector...

Injector Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the injector connector. 3. Measure resistance between the injector terminals 1 and 2...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Water Jacket Seperator Components and Components Location

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Hyundai Sonata LF 2014-2019 Service Manual: Speaker Repair procedures

Inspection 1. Troubleshooting for Speaker (1) Basic inspection of speaker Inspect the sound from speaker after verifying that the speaker mounting screws is removed and the wiring connector is connected precisely to remove vibration transmitted from body trims and surrounding parts...