Nissan Sentra Service Manual: Disassembly and assembly
FUEL LEVEL SENSOR UNIT
Exploded View
Fuel Level Sensor Unit
- Fuel filter and pump assembly
- Fuel level sensor unit
- Float arm assembly
- Fuel tank temperature sensor
- Fuel level sensor unit/fuel tank temperature sensor harness connector
Disassembly and Assembly
DISASSEMBLY
- Disconnect fuel level sensor unit/fuel tank temperature sensor
harness connector (1).
NOTE:
Hold connector with your fingers, because there is no tab for
releasing stopper. Pull it out straight downward.

- Remove fuel tank temperature sensor (2) from fuel filter and fuel
pump assembly (1).

- Using a suitable tool (2), remove fuel level sensor unit (3) from
fuel filter and fuel pump assembly (1).
CAUTION:
- Be careful not to damage the fuel level sensor unit.
- Do not disassemble fuel filter and fuel pump assembly.

ASSEMBLY
- Check for damage of fuel level sensor unit installation position on the
side of fuel filter and pump assembly.
- Slide fuel level sensor unit until it aligns to installation groove,
then insert it until it stops.
- After inserting, apply force in reverse direction (removal direction) to
ensure it cannot be pulled out.
- Connect fuel level sensor unit/fuel tank temperature sensor harness
connector.
INSPECTION AFTER INSTALLATION
Use the following procedure to check for fuel leaks.
- Turn ignition switch “ON” (with engine stopped), then check connections
for leaks by applying fuel pressure
to fuel piping.
- Start engine and let it idle and check there are no fuel leaks at the
fuel system connections.
Exploded View
EVAP canister bracket
EVAP canister filter drain hose
EVAP canister filter
EVAP canister protector
EVAP hose
EVAP canister vent control valve
O-ring
EVAP canister
...
Fuel Tank
Standard and Limit
Standard and Limit
...
Other materials:
Precaution
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 injur ...
Warning/indicator lights and audible reminders
Anti-lock Braking System (ABS)
warning light
Brake warning light
Charge warning light
Door open warning light
Engine oil pressure warning
light
Low fuel warning light
Low tire pressure warning light
Low windshield-washer fluid
warning light
NISSAN Intelligent Key® lock
warni ...
Brake fluid
Inspection
BRAKE FLUID LEVEL
Make sure that the brake fluid level in the reservoir tank is between
the MAX and MIN lines.
Visually check around the reservoir tank for brake fluid leakage.
If the brake fluid level is excessively low, check the brake system
for leakage.
If brake warning ...
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