headlight MITSUBISHI 3000GT 1992 2.G Repair Manual

Downloaded from www.Manualslib.com manuals search engine 54-100CHASSIS ELECTRICAL - Lighting System
Unit A:Must be
used at
rear tire
“..“I. .other
Unit B:Must be used
at front tire1 -216802451.Calibration fixture2. Thumb adjusting screws
3.Level vial
4. Floor level offset dial
5. Horizontal dial knob
6. Vertical dial knob
7. Aimer level vial
8. Level vial bubble
9. Top port hole
10.Viewing portON-VEHICLE
SERVICE
HEADLIGHT AIMING
PRE-AIMING INSTRUCTIONS
(Up to 1993 models)
1. Test dimmer switch operation.
2. Observe operation of high beam light mounted in instru-
ment cluster.3. Inspect for badly rusted or faulty headlight assemblies.
These conditions must be corrected before a satisfactory
adjustment can be made.4. Place vehicle on a level floor.
5. Bounce front suspension through three (3) oscillations
by applying body weight to hood or bumper.6. Inspect tire inflation.
7.Rock vehicle sideways to allow vehicle to assume its nor-
mal position.
8.If fuel tank is not full, place a weight in trunk of vehicle
9.
to simulate weight of a full tank [3 kg (6.5 Ibs.) per gallon].
There should be no other load in the vehicle other than
driver or substituted weight of approximately 70 kg (150
Ibs.) placed in driver’s position.
10. Thoroughly clean headlight lenses.
11. Adjust headlights following the instructions of the headlight
tester manufacturer.
(From 1994 models)1. Inspect for badly rusted or faulty headlight assemblies.
These conditions must be corrected before a satisfactory
adjustment can be made.2. Place vehicle on a level floor.
3. Bounce front suspension through three (3) oscillations
by applying body weight to hood or bumper.
4. Inspect tire inflation.
5.Rock vehicle sideways to allow vehicle to assume it.snor-
mal position.
6.If fuel tank is not full, place a weight in trunk of vehicle
7.
to simulate weight of a full tank [3 kg (6.5 Ibs.) per gallon].
There should be no other load in the vehicle other than
driver or substituted weight of approximately 70 kg (150
Ibs.) placed in driver’s position.8. Thoroughly clean headlight lenses.
9. When performing the visual headlight adjustment on ve-
hicles with resin lens headlights, be sure to observe the
following precautions.
CautionWhen adjusting one headlight, the other headlight
should be turned off if possible. If this is not possible,
do not cover the other headlight for more than threeminutes while it is turned on. Otherwise, heat from
the bulb may warp the headlight lens.
NOTE
If the visual headlight adjustment at low beam is made,
the adjustment at high beam is not necessary.
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Downloaded from www.Manualslib.com manuals search engine CHASSIS ELECTRICAL - Lighting System54-101
VERTICAL ADJUSTING
Adjust the vertical angle with the vertical adjusting gear sothat the bubble of the vertical angle gauge is aligned with
the “0” mark position.
NOTEThe beam angle will change about 0’12’ with on mark.
Stopper
Center bm
Vertical angle gauge
HORIZONTAL ADJUSTING
Insert a screwdriver in the horizontal adjusting hole and turnuntil the
“0” mark and the center line are in alignment.
NOTEThe beam angle will change about 0’23’ with on mark.
Gear (6)“0” hark
3.Check to see that the bubble in the headlight vertical angle
gauge is in the illustrated position.
4.If the bubble is out of position, adjust by turning the adjust-
ing screw.
5.Confirm that the “0” mark on the headlight horizontal angle
adjusting gear (B) is in alignment with the center line.6. If not, perform the adjustment as follows.
(1) Pull up the stopper.
(2) Push the gear (B) in the arrow direction to disengage
it from the gear (A).(3) Align the “0” mark on the gear (B) with the center
line.
(4) Push down the stopper to engage the gear (B) with
the gear (A).
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Downloaded from www.Manualslib.com manuals search engine CHASSIS ELECTRICAL - Lighting System
Up to 1993 modelsFrom 1994 mod&
__ _..--.
Vertical center lineZ16FO509
JHot
z&ky M-j’ Within~ Within600mm1mm (in.)600 mm
(23.6)
(23.6)
Note l ’ Up to 1993 modelsl 2 From 1994 models
1 Etomj
0000236600002387
LUMINOUS INTENSITY MEASUREMENT
Measure the luminous intensity of headlights with a photo-me-ter in accordance with the instruction manual prepared by
the manufacturer of the photometer and make sure that the
luminous intensity is within the following limit.Limit: 20,000 cd or more
NOTE
(1) When measuring the luminous intensity of headlight, keepthe engine at 2,000 rpm and have the battery charged.
(2) If there are specific regulations for luminous intensity ofheadlights in the region where the vehicle is operated,
make sure that the intensity conforms to the requirements
of such regulations.
FOG LIGHT AIMING
1.Place vehicle on a known level floor 7.6 m (25 feet) from
aiming screen or light colored wall.
2. Use adjusting screw to adjust the top end of high intensity
zone to dimension A.
BULB REPLACEMENT
1. Disconnect the connector.
2. Turn the bulb socket counterclockwise to pull it out.
Caution
Do not touch the surface of the headlight bulb with handsor dirty gloves. If the surface dies become dirty, clean
it with alcohol or thinner, and let it dry thoroughly before
installing.
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Downloaded from www.Manualslib.com manuals search engine HEADLIGHT
CHASSIS ELECTRICAL - Lighting System54-103
REMOVAL AND INSTALLATION
(From 1994 models)
(Up to 1993 models)
Removal steps (From 1994 models)
1. Front combination light
2. Headlight
4Bb
4WFOOB100002389
Removal steps (Up to 1993 models)
1. Headlight bezel, upper
2. Headlight bezel, lower
3.Retaining ring4.Headlight5.Spring6.Mounting ring7.Housing8.Rod assembly9.Headlight hood
10.Link assembly11. Boot12. Pop-up motor
REMOVAL SERVICE POINTS
+A, HEADLIGHT BEZEL, UPPER REMOVAL(1) Raise the headlights by using the pop-up switch.
Disconnect the negative (-) battery terminal.(2) Remove the headlight bezel, upper.
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Downloaded from www.Manualslib.com manuals search engine CHASSIS ELECTRICAL - Lighting System
16A0833
A(Conductivity
Headlight lower
stop position
16FO17100002390
+B, ROD ASSEMBLY REMOVALUsing a flat head screwdriver (wrap cloth or similar on
the ball joint area to prevent injury), disconnect the connec-
tor.NOTE
When disconnecting the rod assembly from the link, hold
the link by hand.
INSPECTION
POP-UP MOTOR (Up lo 1993 models) CHECKRotate the manual knob of the pop-up motor clockwise by
hand to check continuity between terminals.
TerminalWhen the
(+) terminal of the B
ohmmeter is connected to (1)
and the (-) terminal is connected
to (2)
Continuity rangeWhen the
(+) terminal of the A
ohmmeter is connected to (1)
and the (-) terminal is connected
to (5)
‘1 I
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Downloaded from www.Manualslib.com manuals search engine CHASSIS ELECTRICAL - Lighting System54-105FOG LIGHT
REMOVAL AND INSTALLATION
(Up to 1993 models)
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Removal steps(Up to 1993 models)
1. Front air side spoiler2. Fog light assembly -3. Socket cover4. Bulb
Up to 1993 models
Z16FO268
From1994 models
wZl6FO465
(From 1994 models)
(From 1994 models)
1. Front air side spoiler2. Fog light assembly
Bulb replacement removal steps4.
Lens5. Projector unit6. Bulb7. Bracket
REMOVAL SERVICE POINT
+A, BULB REMOVAL(1) Remove the socket cover (Up to 1993 models).
(2) Remove the bulb mounting spring and remove the
bulb.
CautionDo not touch the surface of the headlight bulb
with bare hands or dirty gloves.
If there are deposits on the surface, loosen and
remove the deposits with a cloth dipped in alcohol
or thinner, and let the surface dry before mounting
the bulb.
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Downloaded from www.Manualslib.com manuals search engine 54-108
CHASSIS ELECTRICAL - Lighting System
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RELAY
INSPECTIONHEADLIGHT RELAY
/ TAILLIGHT RELAY / FOG LIGHT
RELAY CHECK
Connect battery to terminal 1 and check continuity between
terminals with terminal 3 grounded.
Power is supplied4-5 terminals
Continuity
Power is not supplied4-5 terminalsNo continuity
1-3 terminals
Continuity
POP-UP MOTOR RELAY (Up to 1993 models) CHECK
Check for continuity between terminals under the conditions
described below.
LIGHT AUTOMATIC SHUT-OFF UNIT CHECK
(1) Remove the quarter trim. (Refer to GROUP 52A - Trim.)
(2) Keeping the connector connected to the light automatic
shut-OFF unit, connect the test light (12 V-3.4 W) from
the harness side to terminal No. 6 (for tail lights) or No.
7 (for headlights). Under the following conditions, checkthe operation of the test light.
id
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Downloaded from www.Manualslib.com manuals search engine 54-116CHASSIS ELECTRICAL - Horn
CIRCUIT DIAGRAM

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. ANTI-LOCKBRAKING SYSTEM*&$@lJUISE
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CYLINDER ILLUMINATION
LIGHT
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SUSPENSION:
FOG LIGHT
FULL AUTO A/C
'HEADLIGHT
.HEATER
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. MFI SYSTEM.POWER WINDOW.RADIO ANDTAPE PLAYER. REAR WINDOW DEFOGGER. STARTING.STOP LIGHT.SUPPLEMENTAL
RESTRAINT SYSTEM
.TAILLIGHT PARKING/SIDE MARKER LIGHTfJy;H;ICENSE PLATE
.TENSION-REDUCER
TYPE SEAT BELT
.THEFT-ALARM SYSTEM*WINDSHIELD
WIPER AND WASHER
NOTE::UP TO 1995 MODELS
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Downloaded from www.Manualslib.com manuals search engine 54-120CHASSIS ELECTRICAL - Cigarette Lighter
TROUBLESHOOTING
CIRCUIT DIAGRAM ‘d ~
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54-121 ~
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CIRCUIT DIAGRAM i
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