Nissan Maxima QX

since 1993 of release

Repair and car operation



Nissan Maxima QX
+ Nissan Maxima brand Cars
+ Maintenance instruction
+ Settings and routine maintenance
- Engine
   - SOHC engines
      General information
      Preparatory actions and the list of repair procedures which can be executed without engine extraction from the car
      Reduction of the piston of the first cylinder in the provision of the top dead point (VMT)
      Removal and installation of covers of heads of cylinders
      Removal, check of a condition and installation of assembly of yokes
      Replacement of maslootrazhatelny caps and klapanny springs with plates
      Removal and installation of a gas-distributing belt and cogwheels of a drive of GRM
      Removal and installation of camshafts and pushers of valves
      Removal and installation of the inlet pipeline
      Removal and installation of final collectors
      Removal and installation of heads of cylinders
      Removal and installation of a pulley of a cranked shaft
      Replacement of a forward epiploon of a cranked shaft
      Removal and installation of the pallet of a case of the engine
      Removal, check of a condition and installation of the oil pump
      Removal and flywheel installation / driving disk
      Replacement of a back epiploon of a cranked shaft
      Check of a condition and replacement of support of a suspension bracket of the power unit
   + DOHC Engines
   + General major maintenance of the engine
+ Systems of cooling, heating
+ Power supply system and release
+ engine Electric equipment
+ Control systems of the engine
+ Transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment





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Removal and installation of final collectors

Start procedure performance only after final cooling of the power unit.

REMOVAL

 PERFORMANCE ORDER

1. Disconnect a negative wire from the battery.

If the stereosystem established on the car is equipped with a security code before disconnecting the battery make sure that have the correct combination for audiosystem input in action! To Poddomkratta the car also establish it on props.

2. Impregnate fixture of collectors with getting oil.
3. Working under the car, disconnect from final collectors a Y-shaped reception pipe ("trousers") of system of production of the fulfilled gases (see. Head of the Power supply system and release).


Forward collector (from a radiator)

 PERFORMANCE ORDER

1. Remove from the throttle case a reception air line assembled with the top half of a casing of an air purifier (see. Head of the Power supply system and release).
2. Disconnect from a final collector EGR bell.

3. For the purpose of ensuring access to fixture of a collector remove an arm of fastening of a directing tube щупа measurements of level of impellent oil. Give the top number of fixing nuts.

4. Moving from edges to the center, give the bottom row of fixture and remove a collector from the engine.


Back collector (from a partition of an impellent compartment)

 PERFORMANCE ORDER

Working under the car, give fixing nuts and remove a collector.

INSTALLATION

 PERFORMANCE ORDER

1. Attentively examine collectors and elements of their fixture, checking components on existence of cracks, deformations and other mechanical damages.
2. Scratch out a deposit and traces of a material of old laying from interfaced surfaces of collectors and heads of cylinders. If leakages of the fulfilled gases took place, estimate not planeness of interfaced surfaces of collectors (use a steel ruler established on an edge and shchupy lezviyny type). Compare results of measurements to requirements of Specifications, in case of need give collectors to a pro-point.
3. Put on new laying hairpins of fastening of collectors.
4. Establish collectors and screw nuts of their fastening.
5. Moving from the center outside, in three-four stages evenly tighten fixture with demanded effort.
6. Installation of the remained components is made as it should be the return to an order of their dismantle. Do not forget to replace sealing laying at connection of a reception pipe of system of production of the fulfilled gases to a forward collector.
7. Start the engine and check it on existence of signs of leakages of the fulfilled gases.