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Home >> Suzuki >> 2011 >> SX4 Base, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Electrical Devices >> Repair Instructions >> Electric Throttle Body Assembly On-Vehicle Inspection >> Throttle Valve Operation Check
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Throttle Valve Operation Check

  1. Turn OFF ignition switch.
  2. Remove air cleaner assembly. See AIR CLEANER ASSEMBLY REMOVAL AND INSTALLATION
  3. Move throttle valve with finger to its full open position and check that it moves smoothly.
  4. Move throttle valve with finger to its completely closed position and check that it moves smoothly.
    Fig 1: Checking Throttle Valve Position
    G06868182Courtesy of SUZUKI OF AMERICA CORP.
  5. Take off finger from throttle valve (1) which is at full open position and check that it moves smoothly by its return spring and open spring force back to default position (position where throttle valve is open by 7° (2) from completely closed position).
  6. Take off finger from throttle valve (1) which is at completely closed position and check that it moves smoothly by its return spring and open spring force back to default position.
    Fig 2: Inspecting Throttle Valve Opening Angle
    G06868183Courtesy of SUZUKI OF AMERICA CORP.

    If check result is not satisfactory, replace electric throttle body assembly.

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