Removal and Installation

REAR TIMING CHAIN CASE

Removal and Installation


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.

REMOVAL

1.Remove the engine assembly. Refer to "2WD : Removal and Installation" Removal and Installation (2WD) or "AWD : Removal and Installation" Removal and Installation (AWD).
2.Remove upper oil pan. Refer to "Removal and Installation (Upper Oil Pan)" Upper Oil Pan.
3.Remove the front timing chain case. Refer to "Exploded View" Exploded View.
4.Remove the timing chains (primary) and (secondary). Refer to "Removal and Installation" Removal and Installation.





5.Remove the rear timing chain case.

CAUTION:
- Do not remove the plate metal cover for the oil passage.
- After removing the chain case, do not apply any load to the case that might bend it.
Revision: March 20122013 Infiniti JX
a.Loosen and remove the rear timing chain case bolts in the reverse order shown.





b.Cut the sealant using Tool and remove the rear timing chain case.





- After removing the bolts, separate the mating surface and remove the old liquid gasket using Tool.





CAUTION:
Do not damage the mating surfaces.
- Tap the seal cutter to insert it (1).
- In areas where the Tool is difficult to use, lightly tap to slide it (2).





6.Remove O-rings (1) from cylinder block.






CAUTION:
Do not reuse O-rings.
Revision: March 20122013 Infiniti JX





7.Use a scraper to remove all of the old Silicone RTV Sealant from the front and rear timing chain case and opposite mating surfaces.

CAUTION:
Do not damage the mating surfaces.





8.Remove all old Silicone RTV Sealant from all the bolt holes and bolts.

CAUTION:
Do not damage the threads or mating surfaces.

INSTALLATION






1.Install O-rings (1) on cylinder block.






CAUTION:
Do not reuse O-rings.
2.Apply Genuine Silicone RTV Sealant or equivalent, to the rear timing chain case using suitable tool as shown. Refer to "Recommended Chemical Products and Sealants" Recommended Chemical Products and Sealants.

CAUTION:
- Installation should be done within 5 minutes after applying liquid gasket.
- Do not fill the engine with oil for at least 30 minutes after the components are installed to allow the sealant to cure.
- Wipe off liquid gasket where it touches the engine coolant passage at point "a".
- Follow the installation instructions for applying the liquid gasket. Pay particular attention to the water pump and cylinder area.
Revision: March 20122013 Infiniti JX





3.Align the rear timing chain case and water pump assembly with the dowel pins (RH and LH) on the cylinder block and install the case. Make sure the O-rings stay in place during installation.
a.Tighten the bolts in the numerical order as shown. There are two bolt lengths used. Follow the chart below for proper bolt length specifications.










b.After all bolts are initially tightened, retighten them to the specification in the numerical order as shown.
NOTE:
If liquid gasket protrudes, wipe it off immediately.
4.Install the timing chains (primary and secondary). Refer to "Removal and Installation" Removal and Installation.
5.Install the front timing chain case. Refer to "Removal and Installation" Removal and Installation.
6.Install the upper oil pan. Refer to "Removal and Installation (Upper Oil Pan)" Upper Oil Pan.
7.Install the engine assembly. Refer to "2WD : Removal and Installation" Removal and Installation

Revision: March 20122013 Infiniti JX