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POSSIBLE CAUSE
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• When the gear position is fixed in 4GR due to the fail-safe operation, the malfunction is in the ATX.
• Perform malfunction diagnosis according to No.6 "LOW MAXIMUM SPEED AND POOR ACCELERATION".
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1. Clutch burnt
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• Line pressure low
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• Incorrect throttle position signal
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• VSS malfunction
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• Input/turbine speed sensor malfunction
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• Sensor GND malfunction
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• Shift solenoid A, B or C malfunction
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• Control valve body malfunction
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2. 4GR is fixed (Operation in fail-safe function)
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• Short or open circuit in wiring harness
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• Poor connection of connector
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• Poor GND of shift solenoid
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• Malfunction of electrical parts of output and input system
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Note
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• Before following the troubleshooting steps, make sure that the Automatic Transaxle On-Board Diagnostic and Automatic Transaxle Basic Inspection are conducted.
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