Hyundai Sonata: Engine Control System / Injector Schematic Diagrams
| Circuit Diagram |
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 fro ...
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.
4.
Check that the resistance is within t ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
The immobilizer system will disable the vehicle unless the
proper ignition key is used, in addition to the currently available
anti-theft systems such as car alarms, the immobilizer system aims to
drastically reduce the rate of auto theft.
1.
Transponder (TP) – IMMO ECU Comm ...
Hyundai Sonata LF 2014-2019 Service Manual: Auto Head Lamp Leveling Unit Repair procedures
Inspection
1.
Ignition "ON".
2.
Turn on the head lamp switch.
3.
Check for operation. If the aim of the head lamps changes smoothly when the head lamp leveling switch is turned.
4.
If the operation does not work well, inspect the connector and terminals to be sure they are all making ...