2005 NISSAN NAVARA ignition

HEADLAMP -CONVENTIONAL TYPE-
LT-13
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How to Proceed With Trouble DiagnosisEKS00P7O
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer toLT- 5 , "
System Description".
3. Perform the Preliminary Check. Refer toLT-13, "
Preliminary Check".
4. Check symptom and repair or replace the cause of malfunction.
5. Does the headlamp operate normally? If YES: GO TO 6. If NO: GO TO 4.
6. INSPECTION END
Preliminary CheckEKS00P7P
CHECK POWER SUPPLY AND GROUND CIRCUIT
1.CHECK FUSES OR FUSIBLE LINK
Check for blown fuses or fusible link.
Refer toLT- 8 , "Wiring Diagram - H/LAMP -".
OK or NG
OK >> GO TO 2.
NG >> If fuse or fusible link is blown, be sure to eliminate cause of malfunction before installing new fuse
or fusible link. Refer toPG-4, "
POWER SUPPLY ROUTING CIRCUIT".
Unit Power source Fuse and fusible link No.
BCMBattery G
Ignition switch ON or START position 1
IPDM E/R Battery34
35
40
41
52
53
Combination meterBattery 19
Ignition switch ON or START position 14

LT-14
HEADLAMP -CONVENTIONAL TYPE-
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3.CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
Terminal Ignition switch position
(+)
(-)OFFACCON
BCM
connectorTerminal
M42 3
Ground0V 0VBattery
voltage
M44 57Battery
voltageBattery
voltageBattery
voltage
SKIB6233E
BCM connector Terminal
GroundContinuity
M44 55 Yes
SKIB6293E

HEADLAMP -CONVENTIONAL TYPE-
LT-15
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CONSULT-II Functions (BCM)EKS00P7Q
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 carries 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
ignition switch ON.
2. Touch “START (NISSAN BASED VHCL)”.
3. Touch “BCM” on “SELECT SYSTEM” screen.
If “BCM” is not indicated, refer toGI-50, "
CONSULT-II Data Link
Connector (DLC) Circuit".
BCM diagnosis part Diagnosis mode Description
HEADLAMPWORK SUPPORT Changes the setting for each function.
DATA MONITOR Displays BCM input data in real time.
ACTIVE TEST Operation of electrical loads can be checked by sending drive signal to them.
BCMSELF-DIAG RESULTS BCM performs self-diagnosis of CAN communication.
CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of CAN communication can be read.
BBIA0538E
BCIA0029E
BCIA0030E

LT-16
HEADLAMP -CONVENTIONAL TYPE-
4. Touch “HEADLAMP” on “SELECT TEST ITEM” screen.
WORK SUPPORT
Operation Procedure
1. Touch “HEAD LAMP” on “SELECT TEST ITEM” screen.
2. Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
3. Touch “HEAD LIGHT TIMER” on “SELECT WORK ITEM” screen.
4. Touch “START”.
5. Touch “MODE 1-2” of setting to be changed.
6. Touch “CHANGE SET”.
7. The setting will be changed and “CUSTOMIZING COMPLETED” will be displayed.
8. Touch “END”.
Work Support Setting Item
NOTE:
Factory setting
DATA MONITOR
Operation Procedure
1. Touch “HEADLAMP” on “SELECT TEST ITEM” screen.
2. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3. Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on “DATA MONITOR” screen.
4. When “SELECTION FROM MENU” is selected, touch individual items to be monitored. When “ALL SIG-
NALS” is selected, all the items will be monitored.
5. Touch “START”.
6. Touch “RECORD” while monitoring, then the status of the monitored item can be recorded. To stop
recording, touch “STOP”.
Display Item List
PKIC0325E
Work item Description
HEAD LIGHT TIMERFriendly lighting function headlamp OFF timer period can be changed in this time. Selects friendly
lighting function headlamp OFF timer period two modes.
lMODE 1 (10sec.)/ MODE 2 (30sec.)NOTE
ALL SIGNALS Monitors all the signals.
SELECTION FROM MENU Selects items and monitors them.
Monitor item Contents
IGN ON SW “ON/OFF”Displays status (ignition switch IGN position: ON/other: OFF) of ignition switch judged from
the ignition switch signal.
ACCONSW “ON/OFF”Displays status (ignition switch ACC or IGN position: ON/other: OFF) of ignition switch judged
from the ignition switch signal.
HI BEAM SW “ON/OFF”Displays status (lighting switch high beam position: ON/other: OFF) of high beam switch
judged from the lighting switch signal.

LT-18
HEADLAMP -CONVENTIONAL TYPE-
CONSULT-II Functions (IPDM E/R)
EKS00P7R
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 carries 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 “IPDM E/R” on “SELECT SYSTEM” screen.
If “IPDM E/R” is not displayed, refer toGI-50, "
CONSULT-II Data
Link Connector (DLC) Circuit".
Diagnosis Mode Description
SELF-DIAGNOSTIC RESULTS Refer toPG-17, "
SELF-DIAGNOSTIC RESULTS".
DATA MONITOR The input/output data of IPDM E/R is displayed in real time.
CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of CAN communication can be read.
ACTIVE TEST IPDM E/R sends a drive signal to electronic components to check their operation.
BBIA0538E
BCIA0029E
BCIA0030E

HEADLAMP -CONVENTIONAL TYPE-
LT-19
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4. Select the desired part to be diagnosed on the “SELECT DIAG
MODE” screen.
DATA MONITOR
Operation Procedure
1. Touch “DATA MONITOR” on “SELECT DIAG MODE ” screen.
2. Touch “ALL SIGNALS”, “MAIN SIGNALS” or “SELECT FROM MENU” on “SELECT MONITOR ITEM”
screen.
3. When “SELECTION FROM MENU” is selected, touch individual items to be monitored. In “ALL SIG-
NALS”, all items are monitored. In “MAIN SIGNALS”, predetermined items are monitored.
4. Touch “START”.
5. Touch “RECORD” while monitoring to record the status of the item being monitored. To stop recording,
touch “STOP”.
All Items, Main Items, Selection From Menu
NOTE:
lPerform monitoring of IPDM E/R data with the ignition switch ON. When the ignition switch is at ACC, the display may not be cor-
rect.
l*1: Vehicle without day time light system display this item, but cannot be tested.
ACTIVE TEST
Operation Procedure
1. Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
2. Touch “EXTERNAL LAMPS” on “SELECT TEST ITEM” screen.
3. Touch item to be tested, and check operation.
4. Touch “START”.
5. Touch “STOP” while testing to stop the operation.
BCIA0031E
ALL SIGNALS Monitors all items.
MAIN SIGNALS Monitor the predetermined item.
SELECTION FROM MENU Selects items and monitors them.
Item nameCONSULT-II
screen displayDisplay
or unitMonitor item selection
Description
ALL
SIGNALSMAIN
SIGNALSSELECTION
FROM
MENU
Position lights request TAIL&CLR REQ ON/OFF´´ ´Signal status input from BCM
Headlamp low beam request HL LO REQ ON/OFF´´ ´Signal status input from BCM
Headlamp high beam request HL HI REQ ON/OFF´´ ´Signal status input from BCM
Front fog lights request FR FOG REQ ON/OFF´´ ´Signal status input from BCM
Daytime lights request*
1DTRL REQ ON/OFF´´ ´Signal status input from BCM

HEADLAMP -CONVENTIONAL TYPE-
LT-21
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3.CHECK IPDM E/R
1. Select “IPDM E/R” on CONSULT-II. Select “DATA MONITOR”
on “SELECT DIAG MODE” screen.
2. Make sure “HL LO REQ” and “HL HI REQ” turns ON when light-
ingswitchisinHIposition.
OK or NG
OK >> Replace IPDM E/R. Refer toPG-26, "Removal and
Installation of IPDM E/R".
NG >> Replace BCM. Refer toBCS-17, "
Removal and Installa-
tion of BCM".
4.CHECK FRONT COMBINATION LAMP INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH and LH connector.
3. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4. Select “EXTERNAL LAMPS” on “SELECT TEST ITEM” screen.
5. Touch “HI” screen.
6. When headlamp high beam is operating, check voltage between
front combination lamp (RH and LH) harness connector and
ground.
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
5.CHECK FRONT COMBINATION LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector and
front combination lamp (RH and LH) harness connector.
OK or NG
OK >> Replace IPDM E/R. Refer toPG-26, "Removal and
Installation of IPDM E/R".
NG >> Repair harness or connector.When lighting switch is in
HIGH BEAM position:HLHIREQON
SKIB6466E
Terminal
Voltage (+)
(-)
Front combination lamp
connectorTerminal
RH E39
2 Ground Battery voltage
LH E54
PKIC0453E
CircuitIPDM E/R Front combination lamp
Continuity
Connector Terminal Connector Terminal
RH
E1656 E39
2Yes
LH 55 E54
PKIC0454E

LT-22
HEADLAMP -CONVENTIONAL TYPE-
6.CHECK FRONT COMBINATION LAMP GROUND
1. Turn ignition switch OFF.
2. Check continuity between front combination lamp (RH and LH)
connector and ground.
OK or NG
OK >> Check connector for connection, bend and loose fit. If it
is normal, check headlamp bulb.
NG >> Repair harness or connector.
Headlamp HI Beam Does Not Illuminate (One Side)EKS00P7T
1.CHECK BULB
Check bulb of lamp which does not illuminate.
OK or NG
OK >> GO TO 2.
NG >> Replace headlamp bulb.
2.CHECK FRONT COMBINATION LAMP INPUT SIGNAL
1. Disconnect front combination lamp RH or LH connector.
2. Turn lighting switch to HIGH position.
3. Check voltage between front combination lamp (RH or LH) har-
ness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
3.CHECK FRONT COMBINATION LAMP GROUND
1. Turn lighting switch OFF.
2. Check continuity between front combination lamp (RH or LH)
harness connector and ground.
OK or NG
OK >> Check connector for connection, bend and loose fit.
NG >> Repair harness or connector.
Front combination lamp
connectorTerminal
GroundContinuity
RH E39
3Yes
LH E54
PKIC0455E
Terminal
Voltag e (+)
(-)
Front combination lamp
connectorTerminal
RH E39
2 Ground Battery voltage
LH E54
PKIC0453E
Front combination lamp
connectorTe r m i n a l
GroundContinuity
RH E39
3Yes
LH E54
PKIC0455E