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Home >> Acura >> 2008 >> TL Base >> Repair and Diagnosis >> Engine Performance >> System >> Advanced Diagnostics >> DTC P1683: Throttle Valve Default Position Spring Performance Problem >> Driving Pattern
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Driving Pattern

  1. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on, then let it idle.
  2. Turn the ignition switch OFF.
  3. Turn the ignition switch ON.
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