Operating conditions
The ISG will operate under the following condition:
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The driver's seatbelt is fastened.
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The driver's door and bonnet are closed.
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The brake vacuum pressure is adequate.
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The battery sensor is activated and the battery is sufficiently charged.
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Outside temperature is not too low or too high.
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The vehicle is driven over a constant speed and stops.
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The climate control system satisfies the conditions.
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The vehicle is sufficiently warmed up.
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The vehicle is not on a steep road grade. (except Manual Transmission)
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The steering wheel is turned less than 180 degrees and then the vehicle stops (Only Automatic Transmission, Dual Clutch Transmission and Intelligent manual transmission).
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The vehicle is not at a high elevation.
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The front windscreen defroster is off.
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You have not selected Manual shift mode.
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Certain amount of time passed after releasing the gear from R (Reverse) position.

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If the ISG system does not meet the operation condition, the ISG system is deactivated. The light on the ISG OFF button will appear.
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If the light or warning message comes on continuously, please check the operation condition.