LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Suzuki >> 2007 >> SX4 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Electrical Devices >> Repair Instructions >> Electric Throttle Body Assembly On-Vehicle Inspection >> Throttle Valve Operation Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Throttle Valve Operation Check

  1. Remove air cleaner outlet hose.
  2. Turn OFF ignition switch.
  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 Operation
    G04846703Courtesy 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: Identifying Throttle Valve
    G04846704Courtesy of SUZUKI OF AMERICA CORP.

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