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Home >> Dodge and Ram >> 2025 >> Durango R/T Plus >> Repair and Diagnosis (Single Page) >> Transmission >> Transmission Control Systems >> (Electronic Shift Module (ESM) - Electrical Diagnostics - 8HP70 Automatic Transmission) >> DTC Troubleshooting >> P09A1-00 Up Down Shift Switch Circuit Performance >> Theory Of Operation
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Theory Of Operation

The purpose of this DTC is to detect if the AutoStick shift switch is continuously sensed as pressed while the AutoStick feature is enabled or both the upshift and downshift commands are simultaneously active.