Page 97 - 2019 Technical NMT Hybrid4

HYBRID4 NMT – TNGA Engines
Main features 2/4

System Item M20A A25A

The Variable Valve Timing-intelligent by Electric motor. (VVT-iE) system is
used in the intake camshaft  

The Variable Valve Timing-intelligent (VVT-i) system is used in the exhaust

camshaft  
Valve
Mechanism The timing chain cover and No. 2 timing chain cover are used to improve the  
sealing performance

The No.1 chain tensioner uses the spring and engine oil to maintain proper
chain tension  

Hydraulic valve lash adjusters and valve rocker arms are used  

The electronically controlled variable displacement type oil pump is used  

Oil nozzles that lubricate and cool the piston are used  
Lubrication

System The cartridge type oil filter is used  
The engine oil level sensor is used  
The aluminium oil cooler is used  

The variable cooling control system is used
- 1 flow shutting valve is used to shut off the coolant flow electrically — 
Cooling System
The electric engine water pump is used  

The thermostat with heater is used on the water inlet housing — 