Hyundai Sonata LF: Engine Control System / Injector Specifications

Injector Description and Operation

Description The GDI injector is similar to a standard injector, but sprays fuel at a much higher pressure directly into the combustion chamber and has a swirl disc to get the fuel swirling as it exits the nozzle...

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...

Other information:

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

Front Wheel Alignment     When using a commercially available computerized wheel alignment equipment to inspect the front wheel alignment, always position the vehicle on a level surface with the front wheels facing straight ahead...

Hyundai Sonata LF 2014-2019 Service Manual: Rear Door Window Glass Repair procedures

Replacement 1. Pull down rear door window glass by pressing the power window glass switch. 2. Remove the rear door trim. (Refer to Rear Door - "Rear Door Trim") 3. Remove the rear door belt outside weatherstrip (A). 4. After loosening the mounting screws, then remove the rear door delta garnish (A)...