Nissan Sentra Service Manual: 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 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.
NOTE:
- When removing components such as hoses, tubes/lines, etc., cap or
plug openings to prevent fluid from
spilling.
- Replace the fan shroud and motor assembly as a unit. Do not replace
cooling fan motor or cooling fan blade
separately.
Removal and Installation
REMOVAL
- Remove engine under cover. Refer to EXT-16, "Exploded View".
- Partially drain engine coolant from the radiator. Refer to CO-12,
"Changing Engine Coolant".
CAUTION:
- Perform this step when the engine is cold.
- Do not spill engine coolant on the drive belt.
- Remove the radiator core support upper cover clips (A) and
screws (B), and remove.

- Remove the hood lock assembly from radiator core support (upper). Refer
to DLK-154, "HOOD LOCK
CONTROL : Removal and Installation".
- Remove the radiator core support (upper) bolts, then remove the radiator
core support (upper). Refer to
CO-15, "Exploded View".
- Disconnect filler neck hose from radiator and radiator hose (upper) from
water inlet.
- Remove filler neck screws from fan shroud and motor assembly, then
remove filler neck with attached
hoses.
- Remove reservoir tank and reservoir tank hose.
- Disconnect fan shroud and motor assembly harness connector.
- Remove fan shroud and motor assembly.
INSTALLATION
Installation is in the reverse order of removal.
- After installation refill engine coolant and check for leaks. Refer to
CO-12, "Changing Engine Coolant" and
CO-11, "System Inspection".
CAUTION:
Do not spill engine coolant in engine compartment. Use a shop cloth to
absorb engine coolant.
- Fan shroud and motor assembly is controlled by ECM. Refer to EC-63, "On
Board Diagnosis Function".
Exploded View
Mounting rubber (upper)
Radiator
Mounting rubber (lower)
Radiator drain plug
Reservoir tank cap
Reservoir tank hose
Reservoir tank
Clamp
Radiator hose (lower)
F ...
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. ...
Other materials:
Wheel sensor
Front wheel sensor
FRONT WHEEL SENSOR : Exploded View
Front wheel sensor
Front wheel sensor harness connector
Front
FRONT WHEEL SENSOR : Removal and Installation
CAUTION:
Be careful not to damage wheel sensor edge and sensor
rotor teeth.
When removing the front ...
EPS warning lamp does not turn OFF
Description
EPS warning lamp does not turn OFF several seconds after engine
started.
Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
With CONSULT
Turn the ignition switch OFF to ON.
Perform “EPS” self-diagnosis.
Is any DTC detected?
YES >> Check the DTC. Refer to ...
Can communication
CAN COMMUNICATION : System Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped ...
© 2014-2025 Copyright www.nisentra.com