Altima V6-3.5L (VQ35) (2003)
26. Install the six spark plugs to their original positions.
Spark plugs (6): 20 - 29 Nm (2.0 - 3.0 kg-m, 14 - 22 ft. lbs.)
27. Install the six ignition coils to their original positions.
Ignition coils (6): 6.37 - 7.54 Nm (0.65 - 0.76 kg-m, 57 - 66 inch lbs.)
28. Install the intake manifold collector. Tighten the bolts and nuts in numerical order as shown.
Intake manifold collector bolts: 18 - 21 Nm (1.8 - 2.2 kg-lb, 13 - 15 ft. lbs.)
29. Connect the EVAP purge volume control solenoid hose.
30. Connect the PCV hose.
31. Connect the coolant hoses to the electric throttle control actuator.
32. Connect the power brake booster vacuum hose.
33. Connect the electric throttle control actuator harness electrical connector.