GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Optra - Mexico 🢒 Engine 🢒 Engine Controls and Fuel - 1.8L (L79) 🢒 Engine Controls Schematics
Figure 1:

Module Pwer, Ground, Sensor Data Malfunction Indicator Lamp (MIL)
Object Number: 2158920 Size: FS
Figure 2:

TP, ECT, IAT, MAP, Oxygen Sensors (O2S)
Object Number: 2158946 Size: FS
Figure 3:

Ignition System
Object Number: 2158947 Size: FS
Figure 4:

CKP, CMP, Knock
Object Number: 2158949 Size: FS
Figure 5:

Fuel Pump and Fuel Injectors
Object Number: 2158950 Size: FS
Figure 6:

EVAP, IAC, Octane Selection Switch
Object Number: 2158952 Size: FS
Figure 7:

Controlled/Monitored Subsystem References
Object Number: 2158955 Size: FS