Fuel Pressure Release Acura SLX I

Note. For reassembly reference, label all electrical connectors, vacuum hoses and fuel lines before removal. Also place mating marks on engine hood and other major assemblies before removal.

Turn ignition off. Remove fuel filler cap. Remove fuel pump relay from underhood relay center. Start engine and allow it to stall. After engine stalls, crank engine for an additional 5 seconds. Disconnect negative battery cable. Remove fuel filler cap. Reinstall fuel pump relay.

Removal

1. Release fuel pressure. See «FUEL PRESSURE RELEASE»(ref-49505-S39856681012001011500000) . Disconnect battery cables. Mark hood and hood hinge for reassembly reference. Remove hood from vehicle.
2. Drain engine coolant. Disconnect throttle cable from throttle valve and upper intake manifold. Disconnect air intake duct from throttle valve. Remove air cleaner assembly. Disconnect canister vacuum hose. Disconnect brake booster vacuum hose.
3. Disconnect engine and starter harness connectors. Disconnect 2 battery ground cables. Disconnect bonding cable connector from left side of dash panel. Disconnect bonding cable terminal from back of left bank cylinder head.
4. Remove engine coolant hoses. Remove lower fan shroud and radiator. Remove power steering belt. Remove 2 bolts from power steering pump bracket. Without disconnecting power steering pump hoses, position pump and bracket aside.
5. Remove A/C compressor belt, if equipped. Remove 2 bolts attaching A/C compressor to engine. Without disconnecting A/C compressor lines, position A/C compressor aside. Remove heater hoses from engine.
6. Remove transmission cooler lines from right-side engine mount. Remove transmission assembly. See appropriate TRANSMISSION SERVICING or CLUTCHES article. Support engine and remove mount-to-chassis bolts for both engine mounts. Remove engine assembly.

Installation

To install, reverse removal procedure. Tighten all bolts and nuts to specification. See TORQUE SPECIFICATIONS . Adjust all control cables. Replenish fluid levels.

1. Disconnect negative battery cable. Remove air cleaner assembly. Disconnect throttle cable from throttle valve and upper intake manifold. Disconnect necessary vacuum hoses and lines from upper intake manifold.
2. Disconnect necessary electrical connectors from sensors and valves. On SOHC, remove Direct Ignition System (DIS) assembly with bracket and spark plug wires. On both engines, remove throttle body assembly.
3. Remove EGR valve assembly. Remove upper intake manifold retaining bolts and nuts. Remove upper intake manifold.

To install, reverse removal procedure. Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS. Adjust accelerator cable. (Схема №1) Loosen adjusting nut, and lock nut. Pull outer cable while holding throttle valve closed. Temporarily tighten adjusting nut, and screw cap or lock nut. Loosen adjusting nut 3 turns and tighten screw cap or lock nut. Ensure valve lever returns to stopper screw.

1. Release fuel pressure. See «FUEL PRESSURE RELEASE»(ref-49505-S39856681012001011500000) . Disconnect negative battery cable. Remove air cleaner assembly. Remove upper intake manifold. See «UPPER INTAKE MANIFOLD»(ref-49505-S34126452612001011500000) .
2. Remove fuel line bracket from valve cover. Disconnect fuel inlet and return hoses from fuel pipes. Disconnect electrical connectors at thermo sensor and fuel injectors. Remove lower intake manifold nuts and bolts. Remove lower intake manifold.

1. To install, reverse removal procedure. Tighten bolts and nuts to specification. See «TORQUE SPECIFICATIONS»(ref-49505-S22979059872001011500000). Adjust accelerator cable. (Схема №1)
2. Loosen adjusting nut, and lock nut. Pull outer cable while holding throttle valve closed. Temporarily tighten adjusting nut, and screw cap or lock nut. Loosen adjusting nut 3 turns and tighten screw cap or lock nut. Ensure valve lever returns to stopper screw.