Toyota 21100-61064 CARBURETOR Assembly

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The wires and terminals should be labeled and then all electrical connectors should be unplugged.

Remove the air cleaner assembly and pull the choke knob out all the way to ensure the choke valve is fully closed. Push the choke knob in all the way to ensure the choke valve is fully open.

The analysis of carburetor problems should include inspecting vacuum hoses and actuators, tightening intake manifold and carburetor mounting nuts/bolts, performing compression and vacuum tests, cleaning or replacing spark plugs, checking spark plug wires and ignition primary wires, inspecting ignition timing, checking fuel pump pressure/volume, checking heat control valve in the air cleaner, checking/replacing air filter element, checking the PCV system, checking/replacing fuel filter, checking for a plugged exhaust system, checking EGR valve operation, checking the choke, checking for fuel leaks and kinked or dented fuel lines, checking accelerator pump operation, checking for incorrect fuel or bad gasoline, checking valve clearances and camshaft lobe lift, and having a dealer service department or other repair shop check the electronic engine and carburetor controls.