Toyota 21100-11403 CARBURETOR Assembly

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A comprehensive analysis of carburetor problems should include inspecting vacuum hoses and actuators, tightening intake manifold and carburetor mounting nuts/bolts, performing a cylinder compression test, cleaning or replacing spark plugs, checking spark plug wires and ignition primary wires, inspecting the ignition timing, examining the fuel pump, assessing the heater control valve in the air cleaner, checking/replacing the air filter element, inspecting the PCV system, checking/replacing the fuel filter, examining the exhaust system for blockages, checking EGR valve operation, ensuring the choke is completely open at normal engine operating temperature, checking for fuel leaks and kinked or dented fuel lines, inspecting accelerator pump operation, checking for incorrect fuel or bad gasoline, checking valve clearances and camshaft lobe lift, and having a dealer service department or repair shop assess the electronic engine and carburetor controls.

After removing the carburetor, you should stuff a shop rag into the intake manifold openings.