Removal
- Release fuel pressure. See «FUEL PRESSURE RELEASE»(ref-4379-S01438419862000062100000) . Disconnect negative battery cable. Drain cooling system. Remove air intake hoses and air breather hoses. WARNING: To avoid severe burns, DO NOT remove radiator drain plug or cap while engine and radiator are still hot.
- Remove air cleaner assembly. Label and disconnect all electrical connections from intake manifold, injectors and throttle body. Label and disconnect vacuum hoses from intake manifold.
- Disconnect coolant hoses from manifold and throttle body and remove upper radiator hose. Remove fuel supply and return lines from delivery pipe. On all models, disconnect all control cables.
- Remove intake manifold-to-cylinder head bolts. Remove intake manifold and throttle body and gasket. Remove remaining components from intake manifold as required.
To install, reverse removal procedure. Use NEW gaskets. Tighten bolts to specification. See TORQUE SPECIFICATIONS . Adjust all control cables and fill cooling system.
- Disconnect negative battery cable. Remove air cleaner assembly (if necessary). Disconnect oxygen sensor wire connector.
- Disconnect exhaust pipe from exhaust manifold. Remove exhaust manifold cover. Remove exhaust manifold stiffener. Remove exhaust manifold-to-cylinder head bolts. Remove exhaust manifold and gasket.
To install, reverse removal procedure. Use NEW exhaust manifold gasket. Tighten bolts to specification. See TORQUE SPECIFICATIONS .