2005 NISSAN X-TRAIL ECU

HEADLAMP - XENON TYPE -
LT-21
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HEADLAMP (LOWER SIDE), FOR HIGH BEAM
1. Turn lighting switch OFF.
2. Disconnect the battery cable from the negative terminal or remove power fuse.
3. Disconnect headlamp connector.
4. Remove air cleaner duct (when replacing LH bulb). Refer to EM-16, "
AIR CLEANER AND AIR DUCT" ,
EM-142, "
AIR CLEANER AND AIR DUCT" (QR), EM-142, "AIR CLEANER AND AIR DUCT" (YD22) in
“ENGINE MECHANICAL (EM)” section.
5. Turn plastic cap counterclockwise and unlock it.
6. Disconnect terminal connected to bulb.
7. Unlock retaining spring and remove bulb from headlamp.
8. Installation is the reverse order of removal.
CLEARANCE LAMP
1. Turn lighting switch OFF.
2. Disconnect headlamp connector.
3. Turn bulb socket counterclockwise and unlock it.
4. Remove bulb from headlamp.
5. Installation is the reverse order of removal.
CAUTION:

Never touch glass of bulb directly by hand. Keep grease and other oily matters away from it.

Never touch bulb by hand while it is lit or right after being turned off. Burning may result.

Never leave bulb out of headlamp reflector for a long time because dust, moisture, smoke, etc.
may affect the performance of headlamp. When replacing bulb, be sure to replace it with new one.

When bulb is installed, be sure to install plastic cap and bulb socket securely to ensure watertight-
ness.
Bulb Replacement of Driving LampEKS00N52
1. Remove driving lamp. Refer to LT- 2 3 , "Removal and Installation
of Driving Lamp" in “HEADLAMP -XENON TYPE-”.
2. Disconnect driving lamp connector.
3. Turn bulb socket counterclockwise and unlock it.
4. Installation is the reverse order of removal.
CAUTION:

Never touch glass of bulb directly by hand. Keep grease
and other oily matters away from it. Never touch bulb by
hand while it is lit or right after being turned off. Burning
may result.

When replacing bulb, prepare new bulb first of all. Never leave bulb out of driving lamp housing
for a long period, because dust, moisture or smoke will cause performance lowering (fouling,
cloud, etc.) of driving lamp reflector and lens.
Removal and Installation of HeadlampEKS00N53
REMOVAL
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal or remove power fuse.Headlamp (Lower side), For High Beam : 12V - 55W (H1)
Clearance lamp : 12V - 5W
Driving lamp : 12 V - 65 W (H1R1)
PKIA3396E

LT-22
HEADLAMP - XENON TYPE -

3. Remove front turn signal lamps. Refer to LT- 9 4 , "Removal and
Installation of Front Turn Signal Lamp" .
4. Disconnect connector of headlamp and clearance lamp.
5. Remove front grille. Refer to EI-19, "
FRONT GRILLE" in
“EXTERIOR & INTERIOR (EI)” section.
6. Remove headlamp mounting bolts.
7. Pull headlamp forward the vehicle.
INSTALLATION
Installation is the reverse order of removal.
Disassembly and AssemblyEKS00N54
DISASSEMBLY
1. Turn plastic cap counterclockwise and unlock it.
2. Disconnect terminal connected to halogen bulb.
3. Turn xenon bulb socket counterclockwise and unlock it.
4. Unlock retaining spring, and then remove xenon bulb and halogen bulb.
5. Turn clearance bulb socket counterclockwise and unlock it.
6. Remove clearance bulb from clearance bulb socket.
7. Remove HID control unit mounting screws and remove HID control unit.
ASSEMBLY
Assembly is the reverse order of disassembly.
CAUTION:

When HID control unit is removed, reinstall it securely and avoid any looseness.

After installing bulb, be sure to install plastic cap and bulb socket securely to ensure watertight-
ness.
PKIA5555E
Headlamp mounting bolts
: 5.5 N·m (0.56 kg-m, 49 in-lb)
1. Xenon bulb socket 2. Xenon bulb 3. Halogen bulb
4. HID control unit 5. Screws 6. Plastic cap
7. Clearance lamp bulb socket 8. Clearance lamp bulb 9. Retaining springs
SKIA1466E
HID control unit mounting screws
: 3.2 N·m (0.33 kg-m, 28 in-lb)

HEADLAMP AIMING CONTROL (AUTO)
LT-69
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CONSULT-II Functions (HEADLAMP LEVELIZER)EKS00N64
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II BASIC OPERATION
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carry out CAN communication.
1. With the ignition switch OFF, connect CONSULT-II and CON-
SULT-II CONVERTER to the data link connector, and then turn
the ignition switch ON.
2. Touch “START (NISSAN BASED VHCL)”.
3. Touch “HEAD LAMP LEVELIZER” on “SELECT SYSTEM”
screen. If “HEAD LAMP LEVELIZER” is not indicated, refer to
GI-35, "
CONSULT-II Data Link Connector (DLC) Circuit" .
Diagnosis mode Description
WORK SUPPORT Height sensor can be initialized.
SELF-DIAG RESULTS The result of self-diagnosis for height sensor can be displayed and erased.
DATA MONITOR Displays height sensor inputs and outputs in real time.
ACTIVE TEST Operation of headlamp aiming motor can be confirmed with “MAX”, “MID” or “MIN” touched.
ECU PART NUMBER Height sensor part number can be read.
CONFIGURATION (Not be used.)
PBIB1300E
BCIA0029E
BCIA0030E

HEADLAMP AIMING CONTROL (AUTO)
LT-71
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NOTE:
This item is displayed, but does not function.
ACTIVE TEST
Operation Procedure
1. Touch “HEAD LAMP LEVELIZER” on “SELECT SYSTEM” screen.
2. Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3. Touch “LAMP TEST”, then “MAX”, “MID” or “MIN” to change aiming line.
4. Touch “END” after the test.
Display Item List
SELF-DIAG RESULTS
Operation Procedure
1. Touch “SELF-DIAG RESULTS” on the “SELECT DIAG MODE” screen.
2. Check display content in self-diagnostic results.
Description of DTC and Solutions after Detection
CONSULT-II can detect DTC (Diagnosis trouble code). The descriptions and solutions of DTC are listed
below.
Item (CONSULT-II screen terms) Test item Description
LAMP TEST Aiming direction changeOperation of headlamp aiming motor can be confirmed with
“MAX”, “MID” or “MIN” touched.
Details of error
indication
detected
by CONSULT-IIConditions of
error detectionCode
storageFail-safe
Reference Within 5 seconds
after ignition switch
ON, or vehicle speed
less than or equal to
4 km/h (2.48 MPH).5 seconds and more
after ignition switch
ON, or vehicle
speed more than to
4 km/h (2.48 MPH).
[B2080]
[ECU TROUBLE]ECU error of the
height sensor.YES

Fix headlamp aiming motor drive signal
around 0 V.

Maintain a current position of light axis.Replace height sensor, and
initialize it. Refer to LT- 8 6 , "Removal and Installation of
Height Sensor" .
[B2081]
[INITIAL NOT DONE]Initialization has not
completed.
NO Set and maintain light axis downward.Refer to LT- 7 8 , "
DTC B2081
[INITIAL NOT DONE]" .
[B2082]
[SENSOR OUT OF
RANGE]Vehicle height
detected by height
sensor is unusual.Refer to LT- 7 9 , "
DTC B2082
[SENSOR OUT OF RANGE]"
.

MA-6
GENERAL MAINTENANCE

GENERAL MAINTENANCEPFP:00000
General MaintenanceELS000AL
General maintenance includes those items which should be checked during the normal day-to-day operation
of the vehicle. They are essential if the vehicle is to continue operating properly. The owners can perform the
checks and inspections themselves or they can have their NISSAN dealers do them for a nominal charge.
OUTSIDE THE VEHICLE
The maintenance items listed here should be performed from time to time, unless otherwise specified.
INSIDE THE VEHICLE
The maintenance items listed here should be checked on a regular basis, such as when performing periodic maintenance, cleaning the
vehicle, etc.
UNDER THE HOOD AND VEHICLE
The maintenance items listed here should be checked periodically e.g. each time you check the engine oil or refuel.Item Reference page
TiresCheck the pressure with a gauge periodically when at a service station, includ-
ing the spare, and adjust to the specified pressure if necessary. Check carefully
for damage, cuts or excessive wear.—
Windshield wiper
bladesCheck for cracks or wear if not functioning correctly. —
Doors and engine
hoodCheck that all doors, the engine hood, the trunk lid and back door operate prop-
erly. Also ensure that all latches lock securely. Lubricate if necessary. Make sure
that the secondary latch keeps the hood from opening when the primary latch is
released.
When driving in areas using road salt or other corrosive materials, check for
lubrication frequently.BL-12
, BL-18
Tire rotationTires should be rotated every 10,000 km (6,000 miles) for 2WD models and
every 5,000 km (3,000 miles) for 4WD models.MA-43
Item Reference page
LampsMake sure that the headlamps, stop lamps, tail lamps, turn signal lamps, and
other lamps are all operating properly and installed securely. Also check head-
lamp aim.—
Warning lamps and
chimesMake sure that all warning lamps and buzzers/chimes are operating properly. —
Steering wheelCheck that it has the specified play.
Check for changes in the steering conditions, such as excessive free play, hard
steering or strange noises.
Free play: Less than 35 mm (1.38 in)—
Seat beltsCheck that all parts of the seat belt system (e.g. buckles, anchors, adjusters and
retractors) operate properly and smoothly, and are installed securely. Check the
belt webbing for cuts, fraying, wear or damage.MA-47
Item Reference page
Windshield washer
fluidCheck that there is adequate fluid in the tank. —
Engine coolant levelCheck the coolant level when the engine is cold.MA-20
(QR20DE,
QR25DE)
MA-30
(YD22DDTi)
Engine oil levelCheck the level after parking the vehicle on a level spot and turning off the
engine.MA-24
(QR20DE,
QR25DE)
MA-35
(YD22DDTi)
Brake and clutch fluid
levelsMake sure that the brake and clutch fluid levels are between the “MAX” and
“MIN” lines on the reservoir.MA-39
, MA-44
BatteryCheck the fluid level in each cell. It should be between the “MAX” and “MIN”
lines.—