Error code ACU 523960.31 occurs when a direction change is commanded via the reverser while the operator’s presence is not detected in the seat. This situation poses significant safety risks due to potential uncontrolled vehicle movements.

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Error code ACU 523960.17 is activated when the machinery fails to detect the operator’s presence at low speeds. This condition may arise due to issues with the operator presence sensing system or improper engagement by the operator.

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This error code, ACU 523958.31, indicates that the ratio between the forward and reverse set speeds is incorrect. This discrepancy in speed settings can lead to inefficient or unsafe transmission operations, especially when changing directions.

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The error code ACU 523955.31 is triggered when the engine experiences an overload while operating in manual mode. This condition typically occurs when the engine load exceeds safe operational limits, potentially due to improper handling or settings adjustments.

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Error code ACU 523954.11 arises when there is a voltage conflict within the set speed adjuster circuit. This discrepancy might result from electrical issues within the circuit or from operator actions such as constantly changing the speed setting up or down by one count, which can lead to unstable voltage signals.

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The error code ACU 523954.07 is triggered when the calibration for Speed Band 1 is found to be invalid. This indicates a failure in setting or maintaining the correct calibration parameters, which is crucial for precise speed control.

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Error code ACU 523953.04 occurs when there is a low voltage detection at the AutoPowr/IVT speed control lever sensor. This condition usually points to issues such as insufficient electrical supply, poor wiring connections, or a failing sensor.

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This error code, ACU 523953.03, indicates that the voltage at the AutoPowr/IVT speed control lever sensor is excessively high. Such elevated voltage readings can be indicative of electrical overloads, improper wiring, or a malfunction within the sensor itself.

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Error code ACU 523953.02 is generated when there is a conflict between voltage readings from sensors 1 and 2 of the AutoPowr/IVT speed control lever. This discrepancy suggests either an error in sensor calibration, a fault in the sensor itself, or an issue with the wiring.

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This error code, ACU 523923.04, is triggered when the voltage at the SCV I (Selective Control Valve I) control lever sensor falls below 0.2 volts. Such a low voltage is indicative of potential electrical issues, such as insufficient power supply, disconnections, or a failing sensor.

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This error code, ACU 523923.03, indicates that the voltage level at the SCV I (Selective Control Valve I) control lever sensor is higher than expected. High sensor voltage could be due to electrical overloads, incorrect wiring, or faults within the sensor itself.

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