The Z 20 ET engine is fitted with an exhaust gas turbocharger. This engine is a further development of the familiar Z 22 SE engine and will be launched in MY 2003.5 on the Vectra-C. The Z 20 ET engine is therefore described in detail in the "New Technical Features for MY 2003.5".
The main features of the Z 20 ET at a glance:
- Trionic 8 engine management system
- E-gas
- New cylinder head because of exhaust gas turbocharging system
- Oil-water oil cooler on engine block
- Water-cooled exhaust gas turbocharger
- Fuel system with return
- Knock detection through ignition coil and ignition monitoring module
- 4 single spark ignition coils
- Two lambda sensors
- Exhaust temperature detection
- EOBD system
- Eco Service Flex