Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Dodge Durango 1998-2000 Approved Dodge Durango 2000 00dn_8L
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DN LAMPS 8L - 1
LAMPS
TABLE OF CONTENTS
page page
SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . 1 LAMP SERVICE. . . . . . . . . . . . . . . . . . . . . . . . . . . 15
LAMP DIAGNOSIS . . . . . . . . . . . . . . . . . . . . . . . . . 2 LAMP SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . 21
HEADLAMP ALIGNMENT . . . . . . . . . . . . . . . . . . . . 6 BULB APPLICATION . . . . . . . . . . . . . . . . . . . . . . . 22
LAMP BULB SERVICE . . . . . . . . . . . . . . . . . . . . . 10
SAFETY PRECAUTIONS
TABLE OF CONTENTS
page
SERVICE PROCEDURES
SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . 1
SERVICE PROCEDURES this group. Damage to lamp and/or Daytime Run-
ning Lamp Module can result.
SAFETY PRECAUTIONS Do not use fuses, circuit breakers or relays hav-
ing greater amperage value than indicated on the
WARNING: EYE PROTECTION SHOULD BE USED fuse panel or in the Owners Manual.
WHEN SERVICING GLASS COMPONENTS. PER-
SONAL INJURY CAN RESULT. When it is necessary to remove components to ser-
vice another, it should not be necessary to apply
excessive force or bend a component to remove it.
CAUTION: Do not touch the glass of halogen bulbs Before damaging a trim component, verify hidden
with fingers or other possibly oily surface, reduced fasteners or captured edges are not holding the com-
bulb life will result. ponent in place.
Do not use bulbs with higher candle power than
indicated in the Bulb Application table at the end of
8L - 2 LAMPS DN
LAMP DIAGNOSIS
TABLE OF CONTENTS
page
DIAGNOSIS AND TESTING
SYSTEM DIAGNOSIS . . . . . . . . . . . . . . . . . . . . . . 2
DIAGNOSIS AND TESTING when it comes in contact with the metal body, or
through a separate ground wire.
SYSTEM DIAGNOSIS Always begin any diagnosis by testing all of the
A good ground is necessary for proper lighting fuses and circuit breakers in the system. Refer to
operation. Grounding is provided by the lamp socket Group 8W, Wiring Diagrams.
HEADLAMP
CONDITION POSSIBLE CAUSES CORRECTION
HEADLAMPS ARE DIM 1. Loose or corroded battery cables. 1. Clean and secure battery cable clamps
WITH ENGINE IDLING and posts.
OR IGNITION TURNED 2. Loose or worn generator drive 2. Adjust or replace generator drive belt.
OFF belt.
3. Charging system output too low. 3. Test and repair charging system, refer to
Group 8A,
4. Battery has insufficient charge. 4. Test battery state-of -charge
, refer to Group 8A.
5. Battery is sulfated or shorted. 5. Load test battery, refer to Group 8A.
6. Poor lighting circuit Z3-ground. 6. Test for voltage drop across Z3-ground
locations, refer to Group 8W.
7. Both headlamp bulbs defective. 7. Replace both headlamp bulbs.
HEADLAMP BULBS BURN 1. Charging system output too high. 1. Test and repair charging system, refer to
OUT Group 8A.
FREQUENTLY 2. Loose or corroded terminals or 2. Inspect and repair all connectors and
splices in circuit. splices, refer to Group 8W.
HEADLAMPS ARE DIM 1. Charging system output too low. 1. Test and repair charging system, refer to
WITH ENGINE RUNNING Group 8A.
ABOVE IDLE* 2. Poor lighting circuit Z3-ground. 2. Test for voltage drop across Z3-ground
locations, refer to Group 8W.
3. High resistance in headlamp 3. Test amperage draw of headlamp circuit.
circuit.
4. Both headlamp bulbs defective. 4. Replace both headlamp bulbs.
HEADLAMPS FLASH 1. Poor lighting circuit Z3-ground. 1. Test for voltage drop across Z3-ground
RANDOMLY locations, refer to Group 8W.
2. High resistance in headlamp 2. Test amperage draw of headlamp circuit.
circuit.
3. Loose or corroded terminals or 3. Inspect and repair all connectors and
splices in circuit. splices, refer to Group 8W.
DN LAMPS 8L - 3
DIAGNOSIS AND TESTING (Continued)
CONDITION POSSIBLE CAUSES CORRECTION
HEADLAMPS (HIGH & 1. No voltage at either headlamp. 1. Voltage should always be present. Trace
LOW) DO NOT short circuit and replace BOTH headlamp
ILLUMINATE fuses. Refer to Group 8W. Check wiring
circuit from Right headlamp fuse to
headlamp. (Repeat for Left side)
2. No ground for high and low beam 2. Ground should always be present
circuit. according to switch position. Check ground
at headlamp switch. Check wiring circuit
from headlamp switch to Multifunction
switch. Check headlamp switch and
Multifunction switch continuity. Repair circuit
ground, refer to Group 8W.
3. Headlamp bulb(s) defective. 3. Replace bulb(s).
4. Faulty headlamp switch. 4. Replace headlamp switch.
5. Faulty headlamp dimmer 5. Replace Multifunction switch.
(Multifunction) switch.
6. Broken connector terminal or wire 6. Repair connector terminal or wire splice.
splice in headlamp circuit.
HEADLAMPS (LOW 1. No ground for low beam circuit. 1. Ground should be present according to
BEAM) DO NOT Multifunction switch position. Check wiring
ILLUMINATE. circuit from Multifunction switch to
headlamp. Trace open circuit in wiring and
repair. Refer to Group 8W.
Check Multifunction Switch for continuity.
HEADLAMPS (HIGH 1. No ground for high beam circuit. 1. Ground should be present according to
BEAM) DO NOT Multifunction switch position. Check wiring
ILLUMINATE. circuit from Multifunction switch to
headlamp. Trace open circuit in wiring and
repair. Refer to Group 8W.
Check Multifunction Switch for continuity.
HEADLAMPS (LOW 1. Low beam circuit from bulb to 1. Ground should be present according to
BEAM) ALWAYS Multifunction switch is shorted to Multifunction switch position. Check wiring
ILLUMINATE AND CAN ground. circuit from Multifunction switch to
NOT BE SHUT OFF. headlamp. Trace short circuit in wiring and
repair. Refer to Group 8W.
HEADLAMPS (HIGH 1. High beam circuit from bulb to 1. Ground should be present according to
BEAM) ALWAYS Multifunction switch is shorted to Multifunction switch position. Check wiring
ILLUMINATE AND CAN ground. circuit from Multifunction switch to
NOT BE SHUT OFF. headlamp. Trace short circuit in wiring and
repair. Refer to Group 8W.
HEADLAMP SWITCH OFF 1. Headlamp switch feed circuit 1. Check wiring circuit from right headlamp
HEADLAMPS AND shorted to ground. fuse to headlamp. Repeat for left side.
HIGHBEAM INDICATOR Trace short circuit in wiring and repair.
REMAIN ON AND ARE Refer to Group W.
DIM.
8L - 4 LAMPS DN
DIAGNOSIS AND TESTING (Continued)
CONDITION POSSIBLE CAUSES CORRECTION
HEADLAMP SWITCH ON 1. Headlamp feed circuit shorted to 1. Check wiring circuit from right headlamp
(LOW BEAMS ON), ONE ground. fuse to headlamp. Repeat for left side.
LOW BEAM ON AND Trace short circuit in wiring and repair.
BOTH HIGH BEAMS DIM. Refer to Group W.
HEADLAMP SWITCH ON 1. Headlamp feed circuit shorted to 1. Check wiring circuit from right headlamp
(HIGH BEAMS ON), ONE ground. fuse to headlamp. Repeat for left side.
HIGH BEAM ON AND Trace short circuit in wiring and repair.
BOTH LOW BEAMS DIM. Refer to Group W.
HEADLAMP SWITCH ON, 1. Blown headlamp fuse. 1. Trace short circuit and replace fuse.
ONE HEADLAMP Refer to Group 8W.
FILAMENT WILL BE AT
FULL INTENSITY AND ALL
OTHER FILAMENTS ARE
ON AND DIM.
2. Open circuit from headlamp fuse 2. Repair open headlamp circuit, refer to
to headlamp. Group 8W.
1. HEADLAMPS STAY ON 1. Failed DRLM 1. Replace DRLM.
WITH KEY OUT (DRLM
EQUIPPED VEHICLES).
*Canada vehicles must have lamps ON.
FOG LAMP
CONDITION POSSIBLE CAUSES CORRECTION
FOG LAMPS ARE DIM 1. Loose or corroded battery cables. 1. Clean and secure battery cable clamps
WITH ENGINE IDLING OR and posts.
IGNITION TURNED OFF. 2. Loose or worn generator drive 2. Adjust or replace generator drive belt.
belt.
3. Charging system output too low. 3. Test and repair charging system. Refer to
Group 8A,
4. Battery has insufficient charge. 4. Test battery state-of -charge. Refer to
Group 8A.
5. Battery is sulfated or shorted. 5. Load test battery. Refer to Group 8A.
6. Poor lighting circuit Z3-ground. 6. Test for voltage drop across Z3-ground
locations. Refer to Group 8W.
FOG LAMP BULBS BURN 1. Charging system output too high. 1. Test and repair charging system. Refer to
OUT FREQUENTLY Group 8A.
2. Loose or corroded terminals or 2. Inspect and repair all connectors and
splices in circuit. splices. Refer to Group 8W.
FOG LAMPS ARE DIM 1. Charging system output too low. 1. Test and repair charging system. Refer to
WITH ENGINE RUNNING Group 8A.
ABOVE IDLE 2. Poor lighting circuit Z3-ground. 2. Test for voltage drop across Z3-ground
locations. Refer to Group 8W.
3. High resistance in fog lamp circuit. 3. Test amperage draw of fog lamp circuit.
DN LAMPS 8L - 5
DIAGNOSIS AND TESTING (Continued)
CONDITION POSSIBLE CAUSES CORRECTION
FOG LAMPS FLASH 1. Poor lighting circuit Z3-ground. 1. Test for voltage drop across Z3-ground
RANDOMLY locations. Refer to Group 8W.
2. High resistance in fog lamp circuit. 2. Test amperage draw of fog lamp circuit.
3. Faulty fog lamp switch. 3. Replace fog lamp switch.
4. Loose or corroded terminals or 4. Inspect and repair all connectors and
splices in circuit. splices. Refer to Group 8W.
FOG LAMPS DO NOT 1. Blown fuse for fog lamp. 1. Trace short and replace fuse. Refer to
ILLUMINATE Group 8W.
2. No Z3-ground at fog lamps. 2. Repair circuit ground. Refer to Group
8W.
3. Faulty fog lamp switch. 3. Replace fog lamp switch.
4. Broken connector terminal or wire 4. Repair connector terminal or wire splice.
splice in fog lamp circuit.
5. Defective or burned out bulb. 5. Replace bulb.
FOG LAMPS ARE 1. Fog lamp/DRL* feed shorted to 1. Check wiring circuit from fog lamp/DRL*
INOPERATIVE AND FOG ground. fuse to fog lamp. Trace short circuit in
LAMP INDICATOR LIGHT wiring and repair. Refer to Group 8W.
ALWAYS STAYS ON.
FOG LAMPS ARE 1. Fog lamp/DRL* fuse defective. 1. Trace short circuit and replace fuse.
INOPERATIVE AND FOG Refer to Group 8W.
LAMP INDICATOR LIGHT
IS ILLUMINATED.
2. Open circuit from fog lamp fuse to 2. Check wiring circuit from fog lamp/DRL*
fog lamp. fuse to fog lamp. Trace open circuit in
wiring and repair. Refer to Group 8W.
PARK LAMPS ARE 1. Park lamp feed is shorted. 1. Check wiring circuit from park lamp fuse
INOPERATIVE. FOG LAMP to headlamp switch. Trace short circuit in
INDICATOR IS ON WHEN wiring and repair. Refer to Group 8W.
ALL SWITCHES ARE OFF
AND FUNCTIONS
OPPOSITE TO FOG
LAMPS.
PARK LAMPS ARE 1. Park lamp fuse is defective. 1. Trace short circuit and replace fuse.
INOPERATIVE. FOG LAMP Refer to Group 8W.
INDICATOR FUNCTIONS
OPPOSITE TO FOG
LAMPS.
2. Open circuit from park lamp fuse 2. Check wiring circuit from park lamp fuse
to headlamp switch. to headlamp switch. Trace open circuit in
wiring and repair. Refer to Group 8W.
*Canada vehicles use Daytime Running Lamps (DRL).
8L - 6 LAMPS DN
HEADLAMP ALIGNMENT
TABLE OF CONTENTS
page page
SERVICE PROCEDURES HEADLAMP ALIGNMENT . . . . . . . . . . . . . . . . . . . . 7
HEADLAMP ALIGNMENT . . . . . . . . . . . . . . . . . . . . 6 FOG LAMP ALIGNMENT . . . . . . . . . . . . . . . . . . . . 8
LAMP ALIGNMENT SCREEN PREPARATION . . . . . 6 SPECIAL TOOLS
VEHICLE PREPARATION FOR HEADLAMP HEADLAMP ALIGNMENT . . . . . . . . . . . . . . . . . . . . 9
ALIGNMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
SERVICE PROCEDURES (6) Measure the distance from the center of head-
lamp lens to the floor. Transfer measurement to the
HEADLAMP ALIGNMENT alignment screen (with tape). Use this line for
Headlamps can be aligned using the screen method up/down adjustment reference.
provided in this section. Alignment Tool C-4466-A or (7) Measure distance from the centerline of the
equivalent can also be used. Refer to instructions vehicle to the center of each headlamp being aligned.
provided with the tool for proper procedures. Transfer measurements to screen (with tape) to each
side of vehicle centerline. Use these lines for left/
LAMP ALIGNMENT SCREEN PREPARATION right adjustment reference.
(1) Position vehicle on a level surface perpendicu-
lar to a flat wall 7.62 meters (25 ft) away from front VEHICLE PREPARATION FOR HEADLAMP
of headlamp lens (Fig. 1). ALIGNMENT
(2) If necessary, tape a line on the floor 7.62 (1) Verify headlamp dimmer switch and high beam
meters (25 ft) away from and parallel to the wall. indicator operation.
(3) Up 1.27 meters (5 feet) from the floor, tape a (2) Correct defective components that could hinder
line on the wall at the centerline of the vehicle. Sight proper headlamp alignment.
along the centerline of the vehicle (from rear of vehi- (3) Verify proper tire inflation.
cle forward) to verify accuracy of the line placement. (4) Clean headlamp lenses.
(4) Rock vehicle side-to-side three times to allow (5) Verify that luggage area is not heavily loaded.
suspension to stabilize. (6) Fuel tank should be FULL. Add 2.94 kg (6.5
(5) Jounce front suspension three times by pushing lbs.) of weight over the fuel tank for each estimated
downward on front bumper and releasing. gallon of missing fuel.
DN LAMPS 8L - 7
SERVICE PROCEDURES (Continued)
Fig. 1 Headlamp Alignment Screen--Typical
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