Hyundai Sonata LF: Lighting System / Rheostat Components and Components Location

Hazard Lamp Switch Repair procedures

Inspection 1. Check for continuity between terminals. If the continuity is not as specified, replace the hazard lamp switch. AVN typeAudio typeNoDescription NoDescription 1GND1GND 2CAN _ High 2-3CAN _ Low 3- 4- 4-5Detent 5Detent 6ACC6Acc 7Battery (+)7Battery (+)8PAB Off 8PAB Off 9- 9Illumination (-)10- 10Illumination (+) 11SBR _ PS 11SBR PS 12- 12- 13Hazard lamp switch 13Hazard lamp switch 14- 14- 15IGN (+)15IGN (+)16- 16- Removal     • Wrap the protective tape on the tool to disassemble with the screwdriver or remover...

Rheostat Repair procedures

Inspection 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3...

Other information:

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...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures

On-vehicle Inpection     • First of all, check for DTCs. If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide)     • Check that the battery cables are connected to the correct terminals...