2016 NISSAN NOTE ECU

EM-54
< REMOVAL AND INSTALLATION >[HR16DE]
TIMING CHAIN
b. Cut liquid gasket by prying the position ( ) as shown, and then
remove the front cover.
12. Remove front oil seal from front cover using a suitable tool. CAUTION:
Be careful not to damage the front cover.
13. Remove chain tensioner (1):
a. Fully push down the chain tensioner lever (A), and then push the plunger (C) into the inside of tensioner.
• The tab (B) is released by fully pushing the lever down. Thenthe plunger can be moved.
b. Pull up the lever to align its hole position with the body hole posi- tion.
• When the lever hole is aligned with the body hole position, theplunger is secured.
• When the protrusion parts of the plunger ratchet and the tab face each other, both hole positions are not aligned. At that
time, correctly engage them and align these hole positions by
slightly moving the plunger.
c. Insert the stopper pin (D) into the body hole through the lever hole, and then secure the lever at the upper position.
NOTE:
A hexagonal wrench of 2.5 mm (0.098 in) is used as a stopper pin (D).
d. Remove chain tensioner.
14. Remove the timing chain tension guide (2) and the timing chain slack guide (1).
15. Remove the timing chain (2). • Pull the timing chain slack toward the camshaft sprocket
(EXH) (1), and then remove the timing chain and start the
removal from camshaft sprocket (EXH) side.
CAUTION:
Do not rotate crankshaft or camshaft while timing chain is
removed. It causes interferen ce between valve and piston.
16. Remove the crankshaft sprocket and the oil pump drive:
JPBIA4140ZZ
PBIC3713E
JPBIA4141ZZ
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TIMING CHAINEM-57
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3. Install timing chain tension guide (2) and timing chain slack
guide (1).
4. Install chain tensioner (1). • Secure the plunger at the most compressed position using a
stopper pin (A), and then install it.
• Pull out the stopper pin after installing the chain tensioner.
5. Check matching mark position of timing chain and each sprocket again.
6. Install the front oil seal to the front cover. Refer to EM-74, "
FRONT OIL SEAL : Removal and Installation".
7. Install front cover with the following procedure:
a. Apply a continuous bead of liquid gasket to the engine block joint locations (A) as shown. Use Genuine Silicone RTV Sealant or equivalent. Refer to GI-22, "
Recommended Chemical Products
and Sealants"
CAUTION:
• Do not confirm torque after the 5 minutes have elapsed.
• Then allow 30 minutes for the liquid gasket to set before
adding oil to the engine.
b. Apply a continuous bead of liquid gasket to front cover as shown using suitable tool. Use Genuine Silicone RTV Sealant or equivalent. Refer to GI-22, "
Recommended Chemical Products
and Sealants".
JPBIA4141ZZ
PBIC3722E
(1) : Cylinder head
(2) : Cylinder block
(3) : Oil pan (upper)
(A) : Liquid gasket application area [3.0 - 4.0 mm (0.12 - 0.16 in) diam-
eter]
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TIMING CHAINEM-59
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• Secure crankshaft pulley with a suitable tool and tighten crankshaft pulley bolt.
a. Apply new engine oil to thread and seat surfaces of crankshaft pulley bolt.
b. Tighten crankshaft pulley bolt.
c. Put a paint mark (B) on crankshaft pulley, mating with any one of six easy to recognize angle marks (A) on crankshaft bolt flange
(1).
d. Turn another 60 degrees clockwise (angle tightening). • Check the tightening angle with movement of one angle mark.
10. Check that crankshaft turns smoothly by rotating by hand clockwise using suitable tool.
11. Installation of the remaining components is in the reverse order of removal.
INSPECTION AFTER INSTALLATION
• Before starting engine, check oil/fluid levels, includi ng engine coolant and engine oil. If less than required
quantity, fill to the specified level. Refer to MA-11, "
Fluids and Lubricants".
• Use procedure below to check for fuel leaks.
• Turn ignition switch ON (with engine stopped). With fuel pressure applied to fuel piping, check for fuel leaks at connection points.
• Start engine. With engine speed increased, check again for fuel leaks at connection points.
• Run engine to check for unusual noise and vibration. NOTE:
If hydraulic pressure inside timing chain tensioner drops after removal and installation, slack in the guide
may generate a pounding noise during and just after engine start. However, this is normal. Noise will stop
after hydraulic pressure rises.
• Warm up engine thoroughly to make sure there are no lea ks of fuel, exhaust gas, or any oils/fluids including
engine oil and engine coolant.
• Bleed air from passages in lines and hoses, such as in cooling system.
• After cooling down engine, again check oil/fluid levels including engine oil and engine coolant. Refill to spec- ified level, if necessary.
• Summary of the inspection items:
*Power steering fluid, brake fluid, etc.
Crankshaft pulley bolt : 35.0 N·m (3.6 kg-m, 26 ft-lb)
PBIC3726E
ItemBefore starting engine Engine runningAfter engine stopped
Engine coolant LevelLeaks Level
Engine oil LevelLeaks Level
Transmission/
transaxle fluid CVT Models
LeaksLevel/Leaks Leaks
M/T Models Level/Leaks LeaksLevel/Leaks
Other oils and fluids* LevelLeaks Level
Fuel LeaksLeaks Leaks
Exhaust gas —Leaks —
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CAMSHAFTEM-61
< REMOVAL AND INSTALLATION > [HR16DE]
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2. Remove camshaft sprocket (EXH) (1).
CAUTION:
• Hold the camshaft hexagonal pa rt (A), and then secure the
camshaft.
• Do not rotate crankshaft and camshaft separately, so as not to contact valve with piston.
NOTE:
The timing chain with the front cover installed is not disengaged
from the crankshaft sprocket and it is not dropped into the front
cover. Therefore, the timing chain tension holding device is not
necessary.
3. Turn the camshaft sprocket (INT) to the most advanced position. CAUTION:
Installation and removal of the camshaft sprocket (INT) must be done in the most advanced posi-
tion. Make sure to follow the procedure exactly.
• The sprocket (C) and vane (camshaft coupling) (B) are
designed to spin and move wi thin the range of a certain
angle.
• With the engine stopped and the vane in the most
retarded angle, it will not sp in because it is locked to the
sprocket side by the internal lock pin (A).
• If the camshaft sprocket bolts are turned in the situation
described above, the lock pi n will become damaged and
cause malfunctions because of the increased horizontal
load (cutting force) on the lock pin.
• Put the camshaft sprocket (INT) in the most advanced position:
a. Remove camshaft bracket (No. 1) (1). NOTE:
Timing chain is present only for illustration purposes. Timing
chain is to be removed during removal procedure.
• Loosen the bolts in several steps, and then remove them.
b. Apply the following air pressure to the No. 1 journal oil hole (A) of camshaft (INT) (1) shown using an air gun.
• Apply the air pressure into the oil hole on the second groove
from the front of camshaft thrust (B).
• Proceed all the way through step “e” with the air pressure on.
• Attach the rubber nozzle narrowed to the top of the air gun to prevent air leaks from the oil hole (A). Securely apply the air
pressure to the oil hole.
WARNING:
Eye protection should be worn as needed.
CAUTION:
• There are other oil holes in the side gr ooves. Do not use the incorrect oil holes.
JPBIA4160ZZ
PBIC3679E
: Engine front
PBIC3680E
Air pressure
: 300 kPa (3.1 kg/cm2, 44 psi) or more
: Engine front
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EM-62
< REMOVAL AND INSTALLATION >[HR16DE]
CAMSHAFT
• Be sure not to damage the oil pa
th with the tip of the air gun.
• Wipe all the oil off the air gun to prevent oil from being blown all over along with the air, and the
area around the air gun should be wipe d with a rag when applying air pressure.
NOTE:
The air pressure is used to move the lock pin into the disengage position.
c. Hold the camshaft sprocket (INT) with hands, and then apply the power counterclockwise/clockwise alter- nately.
• Finally rotate the sprocket of the camshaft sprocket (INT)
counterclockwise [the direction shown by the arrow ( )].
• Perform the work while continuously applying the air pressure to the oil hole.
• If the lock pin is not released, tap the camshaft sprocket (INT) lightly with a plastic hammer (A) using suitable tool.
• If the camshaft sprocket (INT) is not rotated counterclockwise
even if the above procedures are performed, check the air
pressure and the oil hole position.
d. While doing the above, once you hear a click (the sound of the internal lock pin disengaging) from inside the camshaft sprocket
(INT), start turning the camshaft sprocket (INT) in the counter-
clockwise direction in the most advanced angle position.
• Keep the air pressure on.
• If there is no click, as soon as the vane side (camshaft side)starts moving independently of the sprocket, the lock pin has
become disengaged.
• Check that it is in the most advanced angle positi on by seeing if the stopper pin groove (A) and the stop-
per pin hole (B) are matched up as shown.
e. Stop applying air pressure and release the camshaft (INT).
f. Insert the stopper pin (A) into the stopper pin holes in the cam- shaft sprocket (INT) and lock in the most advanced angle posi-
tion.
CAUTION:
No load is exerted on the stopper pin (spring reaction, etc.).
Since it comes out easily, secure it with tape (B) to prevent
it from falling out.
NOTE:
The stopper pin shows one example of a hexagonal wrench for
2.5 mm (0.098 in) [length of inse rted section: approximately15
mm (0.59 in)].
(A) : Air gun
(B) : Rubber nozzle
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(A/B) : Lock pin recess
(C) : Lock pin engaged
(D) : Most advanced angle
PBIC3684E
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EM-64
< REMOVAL AND INSTALLATION >[HR16DE]
CAMSHAFT
10. Remove the intake valve timing control solenoid valve (1) and
the plug (2) securing the oil filter for intake valve timing control
solenoid valve.
11. Remove the exhaust valve timing control solenoid valve.
12. Remove the plug on the exhaust valve timing control solenoid valve.
13. Remove the oil filter for exhaust valve timing control solenoid valve.
14. For component inspection after removal, refer to EM-68,
"Inspection".
INSTALLATION
CAUTION:
Do not reuse O-rings or washers.
1. Install oil filter (1) for intake and exhaust valve timing control
solenoid valves.
CAUTION:
Do not reuse washers.
NOTE:
The intake side is shown as an example.
• The oil filter (1) and washer (2) are assembled to the plug (3),and then install them in to the cylinder head. Refer to EM-60,
"Exploded View".
2. Install intake and exhaust valve timing control solenoid valves. • Insert it straight into the cylinder head.
• Tighten bolts.CAUTION:
Do not reuse O-rings.
3. Install valve lifters. • If they are reused, install them in the original positions.
4. Put a matching mark for positioning the cams haft (INT) and the camshaft sprocket (INT):
NOTE:
This helps prevent the knock pin from engaging with the incorrect pin hole after installing the camshaft
(INT) and the camshaft sprocket (INT).
a. Put the matching marks (A) on a line extending from the knock pin position of camshaft (INT) (1) front surface.
• Put the marks on the visible position with the camshaft
sprocket installed as shown.
b. Put the matching marks on a line extending from the knock pin hole (B) position of camshaft sprocket (INT) (2) as shown.
• Put the marks on the visible position with it installed to thecamshaft.
5. Put a matching mark for positioning the camshaft (EXH) and the camshaft sprocket (EXH): NOTE:
This helps prevent the knock pin from engaging with the incorrect pin hole after installing the camshaft
(INT) and the camshaft sprocket (EXH).
PBIC3692E
AWBIA1146GB
PBIC3696E
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EM-66
< REMOVAL AND INSTALLATION >[HR16DE]
CAMSHAFT
8. Tighten bolts of camshaft brackets in the following steps, in
numerical order as shown.
a. Tighten No. 9 to 11 in numerical order.
b. Tighten No. 1 to 8 in numerical order.
c. Tighten all bolts in numerical order.
d. Tighten all bolts in numerical order.
9. Install the camshaft sprocket (INT /EXH) to the camshaft (INT/EXH):
a. Refer to the matching mark (A) added in step 4. Securely align the knock pin and the pin hole, and then install them.
NOTE:
The intake side is shown as an example.
10. Tighten the camshaft sprocket bolt (INT/EXH). CAUTION:
Hold the camshaft hexagonal part (A), using a suitable tool
to secure the camshaft.
11. Align the matching mark (peripheral groove) (A/C) and the pink link (B) on the timing chain.
• If the positions of knock pin and pin groove are not aligned,move the camshaft (EXH) slightly to correct these positions.
(A) : EXH side
(B) : INT side
: Engine front
Camshaft bracket bolts : 1.96 N·m (0.20 kg-m, 17 in-lb)
Camshaft bracket bolts : 1.96 N·m (0.20 kg-m, 17 in-lb)
Camshaft bracket bolts : 5.88 N·m (0.60 kg-m, 52 in-lb)
Camshaft bracket bolts : 10.4 N·m (1.1 kg-m, 8 ft-lb)PBIC3686E
PBIC3700E
(1) : Camshaft sprocket (INT)
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(1) : Timing chain
(2) : Camshaft sprocket (EXH)
(3) : Camshaft sprocket (INT)
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ENGINE ASSEMBLYEM-89
< UNIT REMOVAL AND INSTALLATION > [HR16DE]
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17. Use a suitable jack (A) to securely support the bottom of the
engine and the transaxle assembly.
CAUTION:
Put a piece of wood or an equivalent as the supporting sur-
face and secure in a stable condition.
18. Remove engine mounting insulator (RH) (1).
19. Remove engine through bolt-securing nut (C).
20. Carefully lower suitable jack, or raise lift to remove the engine and the transaxle assembly. Observe the following cautions:
CAUTION:
• Check that no part interferes with the vehicle side.
• Before and during lifting, always check if any harnesses are left connected.
• During removal, always be careful to prevent the vehic le from falling off the lift due to changes in
the center of gravity.
• If necessary, support the vehicle by setting jack or suitable tool at the rear.
21. Remove starter motor. Refer to STR-31, "
Exploded View".
22. Lift with a hoist and separate the engine from the transaxle assembly. Refer to TM-24, "
Exploded View"
(M/T models) and TM-259, "Exploded View" (CVT models).
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
• Do not allow engine oil to get on engine mounting insulator. Be careful not to damage engine mount-
ing insulator.
• Check that each mounting insulator is seated properly, and tighten nuts and bolts.
• When installation directions are specified, instal l parts according to the direction marks on them,
referring to the figure of components. Refer to EM-86, "
Exploded View".
• Inspect vehicle alignment and adjust (If necessary). Refer to FSU-8, "
Adjustment".
Engine Mounting Insulator (RH)
• Tighten bolts include spec table showing installation torque for
engine mounting bracket in the numerical order as shown.
INSPECTION AFTER INSTALLATION
PBIC3223J
(2) : Engine mounting insulator (LH)
(A) : Engine front side
(B) : Transaxle side
JSBIA1223ZZ
: Front
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