Page 56 - 2019 Technical NMT Hybrid4
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HYBRID4 – Model Outline – Hybrid Powertrain – Prius AWD – E-four System
AWD control
AWD control is basically same as conventional E-four system
Rear Wheel
Driving Condition AWD Control
Torque
Torque Optimally controls the drive force of the rear wheels
Start-off, Uphill Time AWD to ensure start-off performance
Normal Driving FF Reduces the drive force of the rear wheels
On Slippery Road FF AWD Changes to AWD when the front tyres slip
Braking FF AWD is cancelled to increasing brake effectiveness
Optimally controls the drive force of the rear
Cornering Refer to next slide AWD
wheels. (Refer to next slide)

