Hyundai Sonata LF: Body Electrical System / General Information

Body Electrical System

..

General Information

General Troubleshooting Information Before Troubleshooting 1. Check applicable fuses in the appropriate fuse/relay box. 2. Check the battery for damage, state of charge, and clean and tight connections...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Delivery Pipe Repair procedures

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. So don’t do any repair work right after engine stops...

Hyundai Sonata LF 2014-2019 Service Manual: 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...