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Lexus
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1995
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LS 400
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/Codes - OBD-II
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Diagnostic Testing
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Codes P1780: Park/Neutral Position Switch Malfunction
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Possible causes are:
Possible causes are:
Short in park/neutral position switch circuit.
Park/neutral switch malfunction.
ECM malfunction.