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POSSIBLE CAUSE
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• When gear position is fixed in 4GR due to the fail-safe operation, malfunction is in the ATX.
• Perform malfunction diagnosis according to No.6 "Low maximum speed and poor acceleration".
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- Clutch burned
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• Line pressure low
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• Incorrect throttle position signal
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• Malfunction of VSS
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• Malfunction of input/turbine speed sensor
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• Malfunction of sensor ground
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• Malfunction of shift solenoid A, B or C
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• Malfunction of control valve body
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- 4GR is fixed (Operation in fail-safe function)
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• Short or open circuit in wiring
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• Poor connection of connector
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• Poor ground of shift solenoid
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• Electrical parts of output and input system malfunctioning
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Note
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• Before following troubleshooting steps, make sure that Automatic Transaxle On-Board Diagnostic and Automatic Transaxle Basic Inspection are conducted.
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