Nissan Maxima Service and Repair Manual: Removal And Installation

  • Engine Room Cover
  • Removal and Installation CAUTION: Do not damage or scratch engine room cover when installing or removing. REMOVAL Remove the engine room cover bolts and engine room cover. INSTALLATION Installation is in the reverse order of removal.

  • Air Cleaner And Air Duct
  • Removal and Installation Air duct hose and resonator assembly Front air duct Air cleaner case (lower) Grommets Air cleaner case mounting bracket Bracket Air cleaner filter Air cleaner case (upper) Mass air flow sensor  To electric throttle control actuator Air cleaner case side clips REMOVAL Remove engine room cover. Refer to EM-23, "Removal and Installation". Remove front air duct. Disconnect the tube clamp at the electric throttle control actuator and at the air duct hose and resonator assembly. Disconnect the blow-by hose. Remove air duct hose and resonator assembly. Disconnect mass air flow sensor. Remove mass air flow sensor from air cleaner case (upper), as necessary.

  • Intake Manifold Collector
  • Removal and Installation Intake manifold collector Intake manifold collector gasket Electric throttle control actuator gasket Electric throttle control actuator Refer to INSTALLATION Refer to INSTALLATION WARNING: To avoid the danger of being scalded, do not drain the coolant when the engine is hot. CAUTION: Do not remove power valves. NOTE: When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling. REMOVAL Remove the cowl top, lower cowl top extension and lower cowl top extension brace. Refer to EXT-21, "Removal and Installation". Remove the engine room cover. Refer to EM-23, "Removal and Installation".

  • Intake Manifold
  • Removal and Installation Intake manifold Intake manifold gaskets  Refer to INSTALLATION REMOVAL WARNING: To avoid the danger of being scalded, do not drain the coolant when the engine is hot. Release the fuel pressure. Refer to EC-592, "Inspection". Disconnect the battery negative terminal. Refer to PG-67, "Removal and Installation (Battery)". Remove intake manifold collector. Refer to EM-25, "Removal and Installation". Disconnect fuel tube quick connector at vehicle piping side. To remove the quick connector cap (1), hold the sides of the connector (A), push in the tabs (2) and pull out the fuel tube (3). CAUTION: The tube can be removed when the tabs are completely depressed.

  • Exhaust Manifold And Three Way Catalyst
  • Exploded View Gasket Exhaust manifold (RH) Exhaust manifold heat shield (RH) Air fuel ratio sensor 1 (bank 1) Ring gasket Three way catalyst (bank 1) Three way catalyst support (bank 1) Heated oxygen sensor 2 (bank 1) Three way catalyst (bank 2) Three way catalyst support (bank 2) Heated oxygen sensor 2 (bank 2) Ring gasket Exhaust manifold (LH) Exhaust manifold heat shield (LH) Air fuel ratio sensor 1 (bank 2)  To oil pan (upper) Upper mark Engine front Removal and Installation (LH) REMOVAL WARNING: Perform the work when the exhaust system has completely cooled down. When removing the front and rear engine mounting through bolts and nuts, lift the engine up slightly for safety.

  • Oil Pan And Oil Strainer
  • Exploded View Oil pan baffle O-ring Gasket Oil pressure switch Oil cooler gasket Oil cooler Oil cooler connection Oil filter Lower oil pan Oil strainer Rear plate cover Crankshaft position sensor (POS) O-ring Upper oil pan Removal and Installation (Lower Oil Pan) REMOVAL WARNING: Do not remove the oil pan until the exhaust system and cooling system are completely cooled. Drain the engine oil. Refer to LU-9, "Changing Engine Oil". Loosen the lower oil pan bolts in the reverse order as shown using power tool. Remove the lower oil pan. Insert Tool between the lower oil pan and the upper oil pan. Tool number : KV10111100 (J-37228) CAUTION: Be careful not to damage the mating surface.

  • Ignition Coil
  • Exploded View Ignition coil Spark plug Rocker cover (RH) Rocker cover (LH) Removal and Installation (LH) REMOVAL Remove engine room cover. Refer to EM-23, "Removal and Installation". Disconnect ignition coil harness connector. Remove the ignition coil. CAUTION: Do not shock ignition coil. INSTALLATION Installation is in the reverse order of removal. Removal and Installation (RH) REMOVAL Remove the intake manifold collector. Refer to EM-25, "Removal and Installation". Disconnect ignition coil harness connector. Remove the ignition coil. CAUTION: Do not shock ignition coil. INSTALLATION Installation is in the reverse order of removal.

  • Fuel Injector And Fuel Tube
  • Exploded View Fuel feed hose Quick connector cap Fuel tube O-ring Fuel damper Fuel damper cap Clip O-ring (black) Fuel injector O-ring (green)  Refer to INSTALLATION Removal and Installation REMOVAL WARNING: Put a "CAUTION: FLAMMABLE" sign in the workshop. Be sure to work in a well ventilated area and furnish workshop with a CO2 fire extinguisher. Do not smoke while servicing fuel system. Keep open flames and sparks away from the work area. To avoid the danger of being scalded, do not drain engine coolant when engine is hot. CAUTION: Apply new engine oil when installing the parts as specified to do so. Do not remove or disassemble parts unless instructed. Release the fuel pressure.

  • Rocker Cover
  • Exploded View Camshaft position sensors (LH) O-rings Camshaft position sensors (RH) O-rings Rocker cover (RH) Rocker cover gasket (RH) Rocker cover gasket (LH) Rocker cover (LH)  Refer to INSTALLATION Front Removal and Installation (LH) REMOVAL Remove the engine room cover. Refer to EM-23, "Removal and Installation". Remove front air duct. Refer to EM-24, "Removal and Installation". Remove blow by hose from rocker cover. Remove camshaft position sensors. CAUTION: Handle carefully to avoid dropping and shocks. Do not disassemble. Do not allow metal powder to adhere to magnetic part at sensor tip (A). Do not place sensors in a location where they are exposed to magnetism.

  • Intake Valve Timing Control
  • Exploded View Intake valve timing control solenoid valve cover gasket (LH) Intake valve timing control solenoid valve cover gasket (RH) Intake valve timing control solenoid valve cover (RH) (bank 1) Intake valve timing control solenoid valve (RH) Intake valve timing control solenoid valve (LH) O-ring Intake valve timing control solenoid valve cover (LH) (bank 2) Front timing chain case A. Refer to INSTALLATION B. Refer to EM-54, "Removal and Installation". Engine front Intake Valve Timing Control Solenoid Valve (LH) (bank 2) REMOVAL Remove hood ledge cover. Remove coolant reservoir and set aside. Disconnect intake valve timing control solenoid valve harness connector.

  • Front Timing Chain Case
  • Exploded View Intake valve timing control solenoid valve cover gasket (LH) Intake valve timing control solenoid valve cover gasket (RH) Intake valve timing control solenoid valve cover (RH) (bank 1) O-ring 5. Intake valve timing control solenoid valve (RH) with O-ring Intake valve timing control solenoid valve (LH) with O-ring Water pump cover Intake valve timing control solenoid valve cover (LH) (bank 2) Crankshaft pulley Front oil seal Front timing chain case Refer to INSTALLATION Removal and Installation NOTE: This section describes the procedure for removal/installation of the front timing chain case without removing the oil pan (upper) from the vehicle.

  • Timing Chain
  • Exploded View Timing chain tensioner (secondary) Internal chain guide Timing chain tensioner (secondary) Camshaft sprocket (EXH) Timing chain (secondary) Timing chain (primary) Camshaft sprocket (INT) Camshaft sprocket (INT) Timing chain (secondary) Camshaft sprocket (EXH) Slack guide Crankshaft sprocket Tension guide Removal and Installation CAUTION: After removing timing chains, do not turn the crankshaft and camshaft separately, or the valves will strike the pistons. When installing camshafts, chain tensioners, oil seals, or other sliding parts, lubricate contacting surfaces with new engine oil.

  • Rear Timing Chain Case
  • Exploded View Rear timing chain case O-ring Cylinder block Removal and Installtion CAUTION: After removing timing chain, do not turn the crankshaft and camshaft separately, or the valves will strike the pistons. Before removing the upper oil pan, remove the crankshaft position sensor (POS). Be careful not to damage sensor edges. Do not reuse O-ring. REMOVAL Remove the engine assembly. Refer to EM-103, "Removal and Installation". Remove the oil pan lower and upper. Refer to EM-37, "Removal and Installation (Upper Oil Pan)". Remove the front timing chain case. Refer to EM-54, "Exploded View". Remove the timing chains (primary) and (secondary). Refer to EM-64, "Removal and Installation".

  • Camshaft
  • Exploded View Camshaft position sensor bracket (RH) Camshaft brackets No. 1 camshaft bracket (RH) Camshaft (EXH) (RH) Camshaft (INT) (RH) Cylinder head (RH) Cylinder head (LH) Camshaft (EXH) (LH) Camshaft (INT) (LH) No. 1 camshaft bracket (LH) Camshaft brackets Camshaft position sensor bracket (LH)  Refer to INSTALLATION CAUTION: Apply new engine oil to parts marked in illustration before installation. Removal and Installation REMOVAL Remove the timing chains. Remove camshaft position brackets (RH shown, LH similar). Remove the camshaft brackets and the camshafts. Mark the camshafts, camshaft brackets, and bolts so they are placed in the same position and direction for installation.

  • Oil Seal
  • Removal and Installation of Valve Oil Seal REMOVAL Turn crankshaft until the cylinder requiring new oil seals is at TDC. This will prevent valve from dropping into cylinder. CAUTION: When rotating crankshaft, be careful to avoid scarring the front cover with the timing chain. Remove camshaft relating to valve oil seal to be removed. Refer to EM-76, "Removal and Installation". Remove valve lifters. Refer to EM-76, "Removal and Installation". Remove valve collet, valve spring retainer and valve spring using Tool. CAUTION: When working, take care not to damage valve lifter holes.

Compression Pressure

Engine Room Cover