Nissan Sentra Service Manual: Water pump
Exploded View
- Gasket
- Water pump
WARNING:
Do not remove the radiator cap when the engine is hot. Serious burns could occur from high-pressure engine coolant escaping from the radiator. Wrap a thick cloth around the cap. Slowly push down and turn it a quarter turn to allow built-up pressure to escape. Carefully remove the cap by pushing it down and turning it all the way.
CAUTION:
- When removing water pump assembly, be careful not to get engine coolant on drive belt
- Water pump cannot be disassembled and should be replaced as a unit.
- After installing water pump, connect hose and clamp securely, then check for leaks using radiator cap tester.
NOTE:
When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.
Removal and Installation
REMOVAL
- Disconnect the negative battery terminal. Refer to PG-52, "Removal and Installation".
- Remove fan shroud and motor assembly. Refer to CO-17, "Removal and Installation".
CAUTION:
- Perform this step when the engine is cold.
- Do not spill engine coolant on the drive belt.
- Partially remove front fender protector (RH). Refer to EXT-27, "FENDER PROTECTOR : Exploded View".
- Remove drive belt. Refer to EM-15, "Removal and Installation".
- Remove generator. Refer to CHG-29, "Removal and Installation".
- Remove water pump bolts, then remove water pump and gasket.
- Engine coolant will leak from cylinder block, so have a receptacle ready below.
CAUTION:
- Handle water pump vane so that it does not contact any other parts.
- Water pump cannot be disassembled and should be replaced as an assembly.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Do not reuse gasket.
Cooling fan
Component
Fan shroud and motor assembly
WARNING:
Do not remove the radiator cap when the engine is hot. Serious burns
could occur from high-pressure
engine coolant escaping from the ra ...
Thermostat and thermostat housing
Exploded View
Thermostat housing
Gasket
Rubber ring
Thermostat
Water inlet
Clamp
Radiator hose (upper)
To radiator
WARNING:
Do not remove the radiator cap when the engin ...
Other materials:
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
driver and front passenger for certain
types of collision. Information necessary to service the system ...
Dtc/circuit diagnosis
Power supply and ground circuit
Audio unit
AUDIO UNIT : Diagnosis Procedure
Regarding wiring diagram information, refer to av-88, "wiring diagram".
1.Check fuse
Check that the following fuses are not blown.
Are the fuses blown?
Yes >> replace the blown fuse after repairing ...
General maintenance
During the normal day-to-day operation of the
vehicle, general maintenance should be performed
regularly as prescribed in this section. If
you detect any unusual sounds, vibrations or
smells, be sure to check for the cause or have a
NISSAN dealer do it promptly. In addition, you
should notify ...
