NO.11 SHIFT POINT IS HIGH OR LOW [5R55S]
id0503c1801600
11
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Shift point is high or low
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DESCRIPTION
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• Shift point is considerably different from automatic shift diagram.
• Shift delays when accelerating.
• Shift occurs quickly when accelerating and engine speed does not increase.
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POSSIBLE CAUSE
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• If the transmission does not shift abnormally, there is a malfunction of the input signal to the accelerator pedal position sensor, TSS sensor, or OSS sensor (including sensor ground).
• If the engine speed is high or low, regardless of normal shifting, inspect the tachometer.
• Verify that the output signal of the accelerator pedal position sensor change linearly.
• Verify fluid level and conditions.
• Verify main control operation.
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