2002 CHEVROLET AVEO Service Repair Manual

Page 3017 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Operations of Clutches and Brakes 
Fig. 449: Operations Of Clutches And Brakes 
Courtesy of GENERAL MOTORS CORP. 
Operations of Clutches and Brakes 
counterclockwise.
21st and Reverse BrakePrevents th

Page 3018 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Transmission Range Reference 
Clutch and BrakeOperation
C1Forward Clutch
Connects the intermediate shaft and the front 
sun gear.
C2Direct ClutchConnects the input shaft and the planetary 
carrier.
C3

Page 3019 of 5127

CHEVROLET AVEO 2002  Service Repair Manual ELECTRONIC COMPONENT DESCRIPTION
Transmission Control Module (TCM) 
The transmission control module (TCM) primarily controls shift points and lockup engagement. It is located on 
the driver side under

Page 3020 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Fig. 450: PNP Switch Chart 
Courtesy of GENERAL MOTORS CORP.
 
2006 Chevrolet Aveo 
2006 TRANSMISSION Automatic Transaxle - Aisin (81-40LE) - Introduction (2 Of 2) - Aveo  
Microsoft  
Thursday, July

Page 3021 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Fig. 451: PNP Switch, Nut, Washer & Control Lever 
Courtesy of GENERAL MOTORS CORP. 
Shift Solenoid No 1, 2 (SS1, SS2) 
Two shift solenoids are installed directly in the valve body. The solenoids oper

Page 3022 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Fig. 452: Shift Solenoid No 1, 2 (SS1, SS2) 
Courtesy of GENERAL MOTORS CORP. 
Timing Solenoid 
The timing solenoid (1) is installed directly in the valve body. The solenoid operates of ON/OFF by the

Page 3023 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Fig. 453: Timing Solenoid 
Courtesy of GENERAL MOTORS CORP. 
Lock-Up Solenoid 
The lock-up solenoid (1) is installed in the valve body. It receives control signal from TCM. 
The lock-up solenoid opera

Page 3024 of 5127

CHEVROLET AVEO 2002  Service Repair Manual Fig. 454: Lock-Up Solenoid 
Courtesy of GENERAL MOTORS CORP. 
Pressure Control Solenoid (PCS) 
The PCS (1) is located inside the valve body and regulates the transmissions fluid pressure system. It i