Content

Introduction principle and structure

• Transmission composition
• Mechanical powertrain
• Control system
• External connection
• Shifting mechanism
• Parking mechanism
• Electronic parts
• P/N gear working principle
• D gear working principle
• R gear working principle

CVT usage and maintenance

• CVT usage attentions
• Trailer attentions
• Transmission oil filling / level

Common DTC Troubleshooting

• Electronic parts checklist

Parts Replacing Method for Common

• Oil pan
• Oil filter
• Driving mode sensor
• Hydraulic control module
• Speed sensor of driven cone wheel
• Main connector and wire harness
• Driving cone wheel cover
• Oil pump
• Driving cone roller bearing
• Speed sensor of driving cone wheel
• Driven cone wheel cover
• Differential oil seal
• Input shaft oil seal
• Special tools

Common faults troubleshooting

• Poor acceleration at low speed
• Burst starting
• Staring delay
• Noise
• Oil leakage