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Mercedes Transmission 7GTRONIC 722.9 Conductor Plate Problems

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Added by MiAmigo
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This 7G-Tronic 722.9 conductor plate will cause gear selection problems and limp mode across multiple Mercedes models.
Internal component malfunction of the 7G-Tronic (722.9) control module is extremely common and will also cause a myriad of fault codes to be stored.

Common Failure symptoms:
• Intermittently not changing gear
• Gearbox goes into limp mode
• Sticking in gear
• Not selecting gears

Common fault codes:
• 0717 – The Signal from Component Y3/8N1 (Turbine Speed Sensor, VGS) Is Not Available.
• 0718 – The Component Y3/8N1 (Turbine Speed Sensor, VGS) Is Defective.
• 2201 – The Component Y3/8N2 (Internal Speed Sensor) Is Defective.
• 0722 – Output Speed Sensor Y3/8N3 Output Speed Sensor VGS Not Available
• 0721 – The Transmission Output Speed Signal Is Implausible When Compared to The Wheel RPM Signal

https://www.ecutesting.com/common-faults/mercedes/7g-tronic-transmission-problems/
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722.9
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