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Acura
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2010
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RDX 2.3 TB2
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Repair and Diagnosis
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Engine Performance
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System
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Advanced Diagnostics
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DTC P1780: Shift Control System (Transmission Default Mode)
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Driving Pattern
Driving Pattern
Start the engine.
Accelerate the vehicle in D until the transmission shifts into 5th gear.
Drive the vehicle in this manner only if the traffic regulations and ambient conditions allow.