3rd Gear

2005 Acura TSX AutomaticSECTION 3rd Gear
  • Hydraulic pressure is applied to the 3rd clutch, then the 3rd clutch engages the secondary shaft 3rd gear with the secondary shaft.
  • The mainshaft idler gear drives the secondary shaft via the idler shaft idler gear and secondary shaft idler gear.
  • The secondary shaft 3rd gear drives the countershaft 3rd gear and the countershaft.
  • Power is transmitted to the final drive gear, which in turn drives the final driven gear.
    Fig 1: 3rd Gear Power Flow Diagram
    G05491158Courtesy of AMERICAN HONDA MOTOR CO., INC.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.