Nissan Frontier. Manual - part 803

HEADLAMP

EXL-137

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PERIODIC MAINTENANCE

HEADLAMP

Aiming Adjustment

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NOTE:

• For headlamp aiming details, refer to the regulations in your area.

• If vehicle front body has been repaired or the front combination lamp has been replaced, check headlamp

aiming.

• Before performing aiming adjustment, check the following:

- Confirm headlamp aiming switch is set to "0" (zero) position.

- 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.

- Confirm spare tire, jack and tools are properly stowed.

- Aim each headlamp individually and ensure other headlamp beam pattern is blocked from screen.

- Use adjusting screw to perform aiming adjustment

LOW BEAM AND HIGH BEAM

CAUTION:

Do not tighten adjustment screw beyond a torque of 1.67 N·m (17 kg-cm, 15 in-lb) or damage may

occur.

NOTE:

By regulation, no means for horizontal aim adjustment is provided from the factory; only vertical aim is adjust-

able.
1. Turn headlamp low beam on.
2. Use adjustment screw to perform aiming adjustment.
3. Adjust beam pattern until cut-off line (top edge of illumination area) is positioned at same height off ground

as bulb center (on H-line). Measure cut-off line within distance A on H-line. See aiming chart below.

• Basic illuminating area for adjustment should be within the range shown on the aiming chart. Adjust

headlamps accordingly.

Headlamp Aiming

A. Headlamp (RH) adjustment screw

B. Headlamp (LH) adjustment screw

AWKIA1436GB

EXL-138

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HEADLAMP

Aiming Chart

1

Adjustment screen

2

Headlamp bulb center (HV point)

A

Minimum acceptable vertical aim di-
mension (see aiming chart)

B

Maximum acceptable vertical aim 
dimension (see aiming chart)

C

H-V point

D

Distance of headlamp aiming screen 
from vehicle 7.62 m (25 ft)

E

Maximum aim evaluation distance 
from vertical center on aiming 
screen 399 mm (3

° R).

F

Minimum aim evaluation distance 
from vertical center on aiming 
screen 133 mm (1

°°R)

G

Aim evaluation area

H

Horizontal aiming evaluation line

Right

WKIA4885E

A (Minimum acceptable vertical aim dimension)

-3.3 mm (0.13 in)

0.025

° up 

B (Maximum acceptable vertical aim dimension) 

36.6 mm (1.44 in)

0.275

° down

FRONT FOG LAMP

EXL-139

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FRONT FOG LAMP

Aiming Adjustment

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The fog lamp is a semi-sealed beam type which uses a replaceable halogen bulb. Before performing aiming

adjustment, make sure of the following.

• Keep all tires inflated to correct pressure.

• Place vehicle on level ground.

• See that vehicle is unloaded (except for full levels of coolant, engine oil and fuel, and spare tire, jack, and

tools). Have the driver or equivalent weight placed in driver seat.

Adjust aiming in the vertical direction by turning the adjustment

screw.

NOTE:

Use a Phillips screwdriver to adjust. Turn screw clockwise to raise

pattern and counterclockwise to lower pattern.

1. Set the distance between the screen and the center of the fog

lamp lens as shown.

2. Turn front fog lamps ON.
3. Remove front portion of fender protector(s) for adjustment screw access. Refer to 

EXT-25, "Removal and

Installation"

.

LKIA0572E

MEL327G

EXL-140

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FRONT FOG LAMP

4. Adjust front fog lamps using adjustment screw so that the top

edge of the high intensity zone is 100 mm (4 in) below the height

of the fog lamp centers as shown.

• When performing adjustment, if necessary, cover the head-

lamps and opposite fog lamp.

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