headlight aiming SUBARU LEGACY 1999 Service Repair Manual

4. Datum Points and Dimensions Concerning On-Board Aiming
Adjustment
If headlight aiming is misaligned due to damaged body panel, repair headlight mating surface using body
and headlight datum points as a guide.
NOTE:
It is recommended to conduct On-Board Aiming Adjustment with headlights turned off.
If turned on during the adjustment, the duration should be within two minutes.
B5M0364A
Point to point Dimension Point to point Dimension
(0) to (A) LH 1,015 (39.96) (0) to (B) LH 1,057 (41.61)
(0) to (A) RH 1,015 (39.96) (0) to (B) RH 1,057 (41.61)
Unit: mm (in)
25
[S400]5-1SPECIFICATIONS AND SERVICE DATA
4. Datum Points and Dimensions Concerning On-Board Aiming Adjustment

4. Headlight
A: ADJUSTMENT
1. HEADLIGHT AIMING
Adjust the headlight aiming by turning the adjust-
ing screws.
CAUTION:
Before checking the headlight aiming, be sure
of the following:
ITurn off the light before adjusting headlight
aiming. If the light is necessary to check
aiming, do not turn on for more than two min-
utes.
IThe area around the headlight has not sus-
tained any accident, damage or other type of
deformation.
IVehicle is parked on level ground.
IThe inflation pressure of tires is correct.
IVehicle's gas tank is fully charged.
IBounce the vehicle several times to normal-
ize the suspension.
IMake certain that someone is seated in the
driver's seat.
NOTE:
Adjust vertical aim first, then horizontal aim.
B6M0859A
B: REMOVAL AND INSTALLATION
1. HEADLIGHT BULB
1) Disconnect the connector from inside of the
engine compartment.2) Remove the light bulb retaining spring and then
remove the bulb.
B6M0860
3) Replace the bulb with a new one and hook the
spring.
4) Connect the connector.
CAUTION:
Since the tungsten halogen bulb operates at
high temperature, dirt and oil on the bulb sur-
face decreases the bulb's useful life. When
replacing the bulb, hold the flange portion and
do not touch the glass portion.
M6A0139
5) Installation is in the reverse order of removal.
2. HEADLIGHT
1) Remove front grille and disconnect connectors
from headlight.
2) Remove screws which secure front turn signal
light.
3) Remove front turn signal light while disconnect-
ing connector.
NOTE:
When installing the front turn signal light, securely
fit clip into locating.
6
6-2[W4A1]SERVICE PROCEDURE
4. Headlight