GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2004
🢒
Optra
🢒
Transmission/Transaxle
🢒
Automatic Transmission - Aisin (81-40LE)
🢒 Automatic Transmission Controls Schematics
Figure
1:
Module Power, Ground, Malfunction Indicator Lamp (MIL), Hold Lamp and Seral Data
Master Electrical Component List
Torque Converter Clutch (TCC) and Transmission Solenoids
Underhood Fuse Block - MAIN Relay and ECM, ENG SNSR, and INJ Fuses - MR-140
Underhood Fuse Block - MAIN Relay and ECM, ENG SNSR, and INJ Fuses - MR-140
Underhood Fuse Block - MAIN Relay and ECM, ENG SNSR, and INJ Fuses - MR-140
MR140
G201
Figure
2:
Torque Converter Clutch (TCC) and Transmission Solenoids
Master Electrical Component List
Vehicle Speed and Input Speed Sensors
Module Power, Ground, Malfunction Indicator Lamp (MIL), Hold Lamp and Serial Data
Underhood Fuse Block - IP FUSE, DR/LOCK and STOP LAMPS Fuses
Underhood Fuse Block - IP FUSE, DR/LOCK and STOP LAMPS Fuses
Figure
3:
Vehicle Speed and Input Speed Sensors
Master Electrical Component List
Park/Neutral Position (PNP) Switch
Torque Converter Clutch (TCC) and Transmission Solenoids
I/P Fuse Block - ECM Fuse
I/P Fuse Block - ECM Fuse
I/P Fuse Block - ECM Fuse
G201
G201
G201
Figure
4:
Park/Neutral Position (PNP) Switch
Master Electrical Component List
Vehicle Speed and Input Speed Sensors
I/P Fuse Block - ECM Fuse
I/P Fuse Block - ECM Fuse
Starting and Charging
I/P Fuse Block - ECM Fuse
G201
Park Lamp and License Plate Lamps