Nissan Sentra B18 (2020-2025) Service Manual: Egr Cooler
Exploded View
|
1. |
Vacuum delay valve bracket |
2. |
EGR cooler bracket |
3. |
EGR outlet tube |
|
4. |
EGR volume control valve gasket |
5. |
EGR volume control valve |
6. |
Clamp |
|
7. |
Water hose |
8. |
Water pipe |
9. |
Clamp |
|
10. |
Water hose |
11. |
EGR inlet tube gasket |
12. |
EGR inlet tube |
|
13. |
EGR inlet tube heat shield |
14. |
EGR cooler |
15. |
EGR cooler gasket |
|
A. |
Refer to Removal and Installation. |
B. |
Refer to Removal and Installation. |
C. |
To intake manifold. Refer to Exploded View. |
|
D. |
To electric throttle control actuator. Refer to Exploded View. |
E. |
To water hose. Refer to Exploded View. |
,
: Indicates that the part is connected at points
with the same symbol in actual Nissan Sentra vehicle.
Removal and Installation
REMOVAL
Partially drain the engine coolant. Refer to Draining.
Remove the front suspension member. Refer to Removal and Installation.
Remove the EGR inlet tube heat shield.
Unbolt and reposition the exhaust manifold cover. Refer to Exploded View.
Remove the EGR inlet tube.
CAUTION:
Do not reuse EGR inlet tube gaskets.
Remove the EGR volume control valve. Refer to Removal and Installation.
Remove the water hoses from the EGR cooler.
Remove bolts and remove the EGR cooler.
CAUTION:
Do not reuse EGR cooler gasket.
Remove the EGR cooler bracket using the following procedure (if necessary): Remove the vacuum delay valve bracket bolts and reposition the vacuum delay valve bracket. Remove the bolts securing the water pipe and reposition the water pipe. Remove bolts and remove the EGR cooler bracket.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Do not reuse EGR inlet tube gasket or EGR cooler gasket.
-
When installing the EGR cooler, use the following procedure:
-
Hand tighten the EGR cooler bolts in the sequence shown.
-
Tighten the EGR cooler bolts to the specified torque in the sequence shown.
EGR cooler bolts
: 25.0 N·m (2.6 kg-m, 18 ft-lb)
-
-
Refill engine coolant. Refer to Refilling.
Egr Valve
Exploded View
Exploded View
1.
Vacuum delay valve
bracket
...
Oil Pan (lower)
Exploded View
Exploded View
1.
Rear oil seal
2.
...
Other materials:
Diagnosis Procedure
Diagnosis Procedure
CHECK FUSE
Ignition switch OFF.
Check that the following fuse is not blown
(open):
...
Battery replacement
WARNING
Ingestion hazard: Death or serious injury may occur if a battery is ingested.
A swallowed button cell or coin battery can cause severe internal chemical
burns in as little as 2 hours.
Always keep new and used batteries out of the reach of children.
Be careful to prevent children ...
Warning Function
System Description
System Description
OPERATION DESCRIPTION
The warning function are as per the following
items and are given to the user as warning information and warnings
using combinations of Intelligent Key warning buzzer, combination
meter buzzer, KEY warning lamp and inform ...
