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INTAKE MANIFOLD REMOVAL (1) Disconnect negative cable from battery. ing components: Refer to FUEL SYSTEM for compo- • Manifold Absolute Pressure (MAP) Sensor • Intake Air Temperature (IAT) Sensor • Throttle Position (TPS) Sensor • Coolant Temperature (CTS) Sensor • Idle Air Control (IAC) Motor hose, speed control servo hose, positive crankcase (6) Disconnect generator electrical connections. cal connections. (8) Disconnect left and right radio suppressor straps. (9) Disconnect and remove ignition coil towers. and ground strap. (11) Bleed fuel system. Refer to FUEL SYSTEM. bracket. (14) Drain cooling system below coolant tempera- ture level. Refer to COOLING SYSTEM. (15) Remove the heater hoses from the engine front cover and the heater core. (16) Unclip and remove heater hoses and tubes from intake manifold (Fig. 50). (17) Remove coolant temperature sensor. Refer to FUEL SYSTEM. (18) Remove intake manifold retaining fasteners in reverse order of tightening sequence (Fig. 51). (19) Remove intake manifold. INSTALLATION (1) Install intake manifold gaskets. tighten in sequence shown in (Fig. 51) to 12 N·m (4) Install left and right radio suppressor straps. to throttle body. (8) Install fuel rail. Fig. 48 Body Ground Strap—Right Side Removal / Installation 1 – NUT Fig. 49 Body Ground Strap—Left Side Removal / Installation 1 – NUT DN 4.7L ENGINE 9 - 35 REMOVAL AND INSTALLATION (Continued) |