GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Geo 🢒 1997 🢒 Prizm 🢒 Engine 🢒 Engine Controls - 1.8L 🢒 Engine Controls Schematics
Figure 1:

PCM Power and Grounds
Object Number: 1578680 Size: FS
Figure 2:

PCM Data Link Connector (DLC)
Object Number: 1578684 Size: FS
Figure 3:

PCM Ignition System
Object Number: 1578685 Size: FS
Figure 4:

PCM Starter Signal
Object Number: 1578687 Size: FS
Figure 5:

PCM Fuel Supply System
Object Number: 1578689 Size: FS
Figure 6:

PCM Fuel Injection System
Object Number: 1578691 Size: FS
Figure 7:

PCM Engine Data Sensors
Object Number: 1578693 Size: FS
Figure 8:

PCM Oxygen Sensors (O2S)
Object Number: 1578695 Size: FS
Figure 9:

PCM Vehicle Speed Sensors


Object Number: 1578697 Size: FS
Figure 10:

PCM Output Controls
Object Number: 1578698 Size: FS
Figure 11:

PCM Idle Up Signals
Object Number: 1578699 Size: FS
Figure 12:

PCM A/T Inputs
Object Number: 1578701 Size: FS
Figure 13:

PCM A/T Outputs
Object Number: 1578702 Size: FS