Toyota 17120-36050 Manifold Assembly, INTAK

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Disconnect the battery's negative terminal cable, all hoses, and wiring from the throttle body. Label hoses for reassembly. Remove the throttle body bracket, upper intake manifold brace, and air intake tube. Disconnect all wiring and hoses from the manifold, remove the upper intake manifold. Check the gasket's condition, replace if needed. For lower intake manifold removal, remove the fuel rail and interfering brace. Discard old lower intake manifold gaskets, clean off old gasket material from the manifold and cylinder heads. Installation is the reverse of removal, use new gaskets and tighten bolts in a criss-cross pattern from the center outward.

In the final reassembly, follow these steps:Install the remaining parts in reverse order.Check for coolant and vacuum leaks.These sections provide a step-by-step breakdown of the intake manifold removal and installation process for different models.

Disconnect the cable from the negative terminal of the battery.

Before removing the intake manifold, follow these initial steps:Relieve the fuel system pressure.Disconnect the negative battery terminal.Remove the air intake duct, radiator, and cowl cover assembly.

Relieve the fuel system pressure, then disconnect the cable from the negative battery terminal.