Hyundai Tucson: 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 i ...

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 ...

Other information:

Hyundai Tucson (LM) 2010-2015 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. 1. Turn the ignition switch OFF ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Rail Pressure Sensor (RPS) Repair procedures
Inspection 1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the RPS at idle and various engine speed. ConditionOutput Voltage (V)Idle Approx. 1.21,500 rpm2.2 ~ 2.56,300 rpm Approx. 3.0 Removal 1. Turn the ignition switch OFF and dis ...