Nissan Sentra Service Manual: Headlamp
Aiming adjustment
Preparation before adjusting
Before performing aiming adjustment, check the following:
- Ensure all tires are inflated to correct pressure.
- Place vehicle and screen on level surface.
- Ensure there is no load in vehicle other than the driver (or equivalent
weight placed in driver's position).
- Coolant and engine oil filled to correct level, and fuel tank full.
- Remove cargo and/or luggage to maintain an unloaded vehicle condition.
- Confirm spare tire, jack and tools are properly stowed.
- Carefully wipe off any dirt from headlamp lens.
Caution:
Do not use organic solvent (thinner, gasoline etc.)
- Place a driver or equivalent weight of 68.5 Kg (150 lb) on the driver
seat.
- By hand, bounce the front and rear of the vehicle to settle the
suspension and eliminate any static load.
- Place the front tires in the straight ahead position.
- Aim each headlamp individually and ensure other headlamp beam pattern is
blocked from screen.
Note:
- For headlamp aiming details, refer to regulations in your area.
- By regulation, no means for horizontal aim adjustment is provided from
the factory; only vertical aim is
adjustable.
- Use adjusting screw to perform aiming adjustment.
- Perform headlamp aiming if:
- The vehicle front body has been repaired.
- The front combination lamp has been removed or replaced.
- Any outfitting has been installed.
- The vehicle’s standard load condition has been substantially increased.

- Front combination lamp
- Suitable tool (for aiming adjustment)
- Adjusting screw
Aiming adjustment procedure
- Position the screen.
Note:
- Stop the vehicle facing the screen
- Place the screen on a plain road vertically.
- Face the screen with the vehicle. Maintain 10 m (33 ft) between the
headlamp bulb center and the screen.
- Start the engine. Turn the headlamp (lo) on.
Caution:
Do not cover the lens surface with tape, etc. The lens is made of
resin.
Note:
- Aim each headlamp individually and ensure other headlamp beam pattern
is blocked from screen.
- For horizontal aiming, adjust headlamp until beam pattern is at
horizontal center point.

- Right
- Left
- Center of headlamp bulb (H-V point)
- Cutoff line
- Screen
- Aim evaluation segment
- Step
- Horizontal center line of head lamp
- 30 mm (1.18 in)
- 4 mm (0.16 in)
- 10 m (33 ft)
- 480 mm (18.90 in)
- 160 mm (6.30 in)
- Vertical center line of headlamp
- Basic illuminating area for adjustment should be within the range shown
on the aiming chart. Adjust
headlamps accordingly.
Aiming adjustment
PREPARATION BEFORE ADJUSTING
The fog lamp is a semi-sealed beam type which uses a replaceable halogen
bulb. Before performing aiming
adjustment procedure, check the following:
...
Other materials:
Engine compartment
CAUTION
Never use a fuse of a higher or lower
amperage rating than specified on the
fuse box cover. This could damage the
electrical system or cause a fire.
If any electrical equipment does not come on,
check for an open fuse.
Be sure the ignition switch and the headlight
switch are ...
Malfunction indicator lamp
Component Function Check
1.CHECK MIL FUNCTION
Turn ignition switch ON.
Check that MIL lights up.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to EC-467, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK DTC WITH ECM
Check that DTC UXXXX i ...
Intake manifold
Exploded View
Clamp
PCV hose
Bracket
Intake manifold gasket
Intake manifold
Mount rubber
Clamp
EVAP hose
EVAP canister purge volume
control solenoid valve
Electric throttle control actuator gasket
Electric throttle control actuator
Clamp
Water hose
Water hose
...
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