174
June 2014
2015 Legacy and Outback New Technology Training (Module 926)
Lineartronic Continuously Variable Transmission Generation 2
(CVT G2/TR58)
Introduction
The CVT G2 is equipped for 2015 Legacy and Outback FB 2.5L models. Compared with current
CVT G2 models this unit receives several refinements to improve fuel economy while reducing
noise, vibration, and harshness.
Oil pump
New tooth shape for pump rotor
Added differential baffle
Changed front differential oil viscosity
Hypoid gear
Final gear ratio changed
Sedan: 3.900 (3.700)
Outback: 4.111 (3.900)
Pulley baffle
Baffle reshaped, converted to resin
Vibration and noise reduced
· Sound insulation cover changed
· Primary bearing rollers
changed to bearings
· Dynamic damper added
Added oil spacer
· Reduced oil agitation loss
· Reduced oil level
TCM
Direct mounting of transmission
To rque converter
Lowered stiffness of damper
CVT Gen 2 (TR58) Enhancements
Shifting Control
New shifting control has been employed to provide smoother acceleration reduce CVT tendencies
such as engine speeds that raise faster than accelerator input.
Accelerator opening
New shift control
Current shift control
Accelerator opening large
Accelerator opening small
Time
Shifting Control Comparison
10-81
10-82
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