Hyundai Tucson (NX4) 2022-2025 Service Manual: Fuel Pressure Test
- Fuel Pressure Test
1.Release the residual pressure in fuel line.(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
• When removing the fuel pump relay, the Diagnostic Trouble Code
(DTC) will be occurred. Therefore delete the code with the diagnosti ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Spark Plug
- Description
A spark plug is a device for delivering electric current from an
ignition system to the combustion chamber of a spark-ignition engine to
ignite the compressed fuel/air mixture therein by means of an electric
spark, while containing combustion pressure within the engine. A spar ...