Hyundai Tucson (NX4) 2022-2025 Service Manual: CVVT (Continuously Variable Valve Timing) System
- Description
Continuous Variable Valve Timing (CVVT) system advances or retards the
valve timing of the intake and exhaust valve in accordance with the ECM
control signal which is calculated by the engine speed and load.By
controlling CVVT, the valve over-lap or under-lap occurs, which mak ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Repair procedures
- Compression Pressure Inspection
• If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure.
1.Start the engine until coolant temperature goes up to 80-95°C and stop the engine.
2.Remove the spark coils.(Refer to E ...