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:
Measurement of weights
Secure loose items to prevent weight
shifts that could affect the balance of your
vehicle. When the vehicle is loaded, drive
to a scale and weigh the front and the rear
wheels separately to determine axle
loads. Individual axle loads should not exceed
either of the gross axle weight ratings
( ...
Reporting safety defects
For USA
If you believe that your vehicle has a defect
which could cause a crash or could
cause injury or death, you should immediately
inform the National Highway Traffic
Safety Administration (NHTSA) in addition
to notifying NISSAN.
If NHTSA receives similar complaints, it
may open an inv ...
Heater and Air Conditioner (manual) (if so equipped)
WARNING
The air conditioner cooling function operates
only when the engine is running.
Do not leave children or adults who would
normally require the assistance of others
alone in your vehicle. Pets should also not
be left alone. They could accidentally injure
them ...
