NISSAN LATIO 2010 Service Repair Manual

LT-16
< SERVICE INFORMATION >
HEADLAMP (FOR USA)
*1 Perform monitoring of IPDM E/R data with the ignition switch ON. When the ignition switch is in ACC position, display may not be cor-
rect.
*2 This item is displayed, but does not function.
CAN DIAG SUPPORT MNTR
Refer to LAN-9, "Description" .
ACTIVE TEST
Display Item List
Headlamp High Beam Does No t Illuminate (Both Sides)INFOID:0000000005394886
1.CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-III
1. Select “BCM” on CONSULT-III. Select “HEAD LAMP” on “SELECT TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen. Make sure that “HI BEAM SW” turns ON-
OFF linked with operation of lighting switch.
Without CONSULT-III
Refer to LT-66, "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check combination switch (lighting switch). Refer to LT-66, "
Combination Switch Inspection" .
2.HEADLAMP ACTIVE TEST
With CONSULT-III
1. Select “IPDM E/R” on CONSULT-III. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
2. Select “EXTERNAL LAMPS” on “SELECT TEST ITEM” screen.
3. Touch “HI” screen.
4. Make sure headlamp high beam operates.
Theft warning
horn request THFT HRN REQ ON/OFF
XX Signal status input from BCM
Horn chirp HORN CHIRP ON/OFF XX Output status of IPDM E/R
Daytime light re-
quest DTRL REQ ON/OFF
XX Signal status input from BCM
Item name
CONSULT-III
screen display Display or unit Monitor item selection
Description
ALL
SIGNALS MAIN
SIGNALS SELECTION
FROM MENU
Test name CONSULT-III screen display Description
Head, tail, fog lamp output EXTERNAL LAMPS With a certain ON-OFF operation (OFF, TAIL, LO, HI, FOG), the front
fog lamp, headlamp low, headlamp high RH, headlamp high LH, and
tail lamp relays can be operated.
Rear defogger output REAR DEFOGGER With a certain ON-OFF operation, the rear defogger relay can be oper-
ated.
Front wiper (HI, LO) output FRONT WIPER With a certain operation (OFF, HI ON, LO ON), the front wiper relays
(Lo, Hi) can be operated.
Cooling fan output MOTOR FAN With a certain operation (1, 2, 3, 4), the cooling fan relays can be oper-
ated.
Horn output HORN With a certain ON-OFF operation, the horn relay can be operated.
When lighting switch is high
position : HI BEAM SW ON
Revision: January 20102010 Versa

HEADLAMP (FOR USA)LT-17
< SERVICE INFORMATION >
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Without CONSULT-III
1. Start auto active test. Refer to PG-20, "
Auto Active Test" .
2. Make sure headlamp high beam operates.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
3.CHECK IPDM E/R
1. Select “IPDM E/R” on CONSUL T-III. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
2. Make sure “HL HI REQ” turns ON when lighting switch is in high position.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R" .
NG >> Replace BCM. Refer to BCS-19, "
Removal and Installation of BCM" .
4.HEADLAMP HIGH BEAM FUSE INSPECTION
Inspect 10A fuse No. 34 (RH) and fuse No. 35 (LH).
OK or NG
OK >> GO TO 5.
NG >> Repair harness.
5.BULB INSPECTION
Inspect inoperative headlamp bulbs.
OK or NG
OK >> GO TO 6.
NG >> Replace headlamp bulb. LT-25, "
Bulb Replacement" .
6.CHECK HEADLAMP INPUT SIGNAL
With CONSULT-III
1. Turn ignition switch OFF.
2. Disconnect headlamp connector.
3. Select “IPDM E/R” on CONSUL T-III. 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 headlamp harness connector and ground (Headlamp high beam
repeats ON–OFF every 2 seconds).
Without CONSULT-III
1. Turn ignition switch OFF.
2. Disconnect headlamp connector.
3. Start auto active test. Refer to PG-20, "
Auto Active Test" .
Headlamp high beam should operate
(Headlamp high beam repeats ON–OFF every 2 sec-
onds).
Headlamp high beam should operate.
When lighting switch is high
position
: HL HI REQ ON
Te r m i n a l
Vo l ta g e
(+)
(−)
Headlamp connector Terminal
RH E26 1Ground Battery voltage
LH E25
PKIC0960E
Revision: January 20102010 Versa

LT-18
< SERVICE INFORMATION >
HEADLAMP (FOR USA)
4. When headlamp high beam is operating, check voltage between headlamp harness connector andground.
OK or NG
OK >> GO TO 7.
NG >> GO TO 8.
7.CHECK HEADLAMP GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between headlamp harness connector and ground.
OK or NG
OK >> Check front combination lamp connector for damage or poor connection. Repair as necessary.
NG >> Repair harness.
8.CHECK HEADLAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) and
headlamp harness connector (B).
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
Headlamp High Beam Does Not Illuminate (One Side)INFOID:0000000005394887
1.HEADLAMP HIGH BEAM FUSE INSPECTION
Inspect 10A fuse No. 34 (RH) or fuse No. 35 (LH).
OK or NG
OK >> GO TO 2.
NG >> Repair harness.
2.CHECK BULB
Check headlamp bulb which does not illuminate.
OK or NG
OK >> GO TO 3.
NG >> Replace bulb. Refer to LT-25, "
Bulb Replacement" .
Te r m i n a l
Vo l ta g e
(+)
(−)
Headlamp connector Terminal
RH E26 1Ground Battery voltage
LH E25
Headlamp connector Terminal
Ground Continuity
RH E26 2Y es
LH E25
PKIC0961E
Circuit AB
Continuity
Connector Terminal Connector Terminal
RH E47 56 E26
1 Yes
LH 55 E25
WKIA5470E
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HEADLAMP (FOR USA)LT-19
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3.CHECK HEADLAMP INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect headlamp connector.
3. Lighting switch is turned to HIGH position.
4. Check voltage between headlamp harness connector and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 5.
4.CHECK HEADLAMP GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between headlamp harness connector and ground.
OK or NG
OK >> Check connecting condition headlamp harness connec- tor.
NG >> Repair harness or connector.
5.CHECK HEADLAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) and headlamp harness connector (B).
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
High Beam Indicator Lamp Does Not IlluminateINFOID:0000000005394888
1.BULB INSPECTION
Inspect CAN communication system. Refer to LAN-7
.
OK or NG
OK >> Replace combination meter. Refer to DI-20, "Removal and Installation" .
NG >> Repair as necessary.
Te r m i n a l
Vo l ta g e
(+)
(−)
Headlamp connector Terminal
RH E26 1Ground Battery voltage
LH E25
WKIA5552E
Headlamp connector Terminal
Ground Continuity
RH E26 2Y es
LH E25
PKIC0961E
Circuit AB
Continuity
Connector Terminal Connector Terminal
RH E47 56 E26
1Yes
LH 55 E25
WKIA5470E
Revision: January 20102010 Versa

LT-20
< SERVICE INFORMATION >
HEADLAMP (FOR USA)
Headlamp Low Beam Does Not Illuminate (Both Sides)
INFOID:0000000005394889
1.CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-III
1. Select “BCM” on CONSULT-III. Select “HEAD LAMP” on “SELECT TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen. Make sure that “HEAD LAMP SW 1” and
“HEAD LAMP SW 2” turns ON-OFF linked with operation of lighting switch.
Without CONSULT-III
Refer to LT-66, "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check combination switch (lighting switch). Refer to LT-66, "
Combination Switch Inspection" .
2.CHECK HEADLAMP ACTIVE TEST
With CONSULT-III
1. Select “IPDM E/R” on CONSULT-III. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
2. Select “EXTERNAL LAMPS” on “SELECT TEST ITEM” screen.
3. Touch “LO” screen.
4. Make sure headlamp low beam operates.
Without CONSULT-III
1. Start auto active test. Refer to PG-20, "
Auto Active Test" .
2. Make sure headlamp low beam operates.
OK or NG
OK >> GO TO 3.
NG >> GO TO 4.
3.CHECK IPDM E/R
1. Select “IPDM E/R” on CONSULT-III. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
2. Make sure “HL LO REQ” turns ON when lighting switch is in 2ND position.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R" .
NG >> Replace BCM. Refer to BCS-19, "
Removal and Installation of BCM" .
4.HEADLAMP LOW BEAM FUSE INSPECTION
Inspect 15A fuse No. 40 (LH) and fuse No. 41 (RH).
OK or NG
OK >> GO TO 5.
NG >> Repair harness.
5.BULB INSPECTION
Inspect inoperative headlamp bulbs.
OK or NG
OK >> GO TO 6.
NG >> Replace headlamp bulb. LT-25, "
Bulb Replacement" .
When lighting switch is 2ND
position
: HEAD LAMP SW 1 ON
: HEAD LAMP SW 2 ON
Headlamp low beam should operate.
Headlamp low beam should operate.
When lighting switch is 2ND
position: HL LO REQ ON
Revision: January 20102010 Versa

HEADLAMP (FOR USA)LT-21
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6.CHECK HEADLAMP INPUT SIGNAL
With CONSULT-III
1. Turn ignition switch OFF.
2. Disconnect headlamp connector.
3. Select “IPDM E/R” on CONSUL T-III. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4. Select “EXTERNAL LAMPS” on “SELECT TEST ITEM” screen.
5. Touch “LO” screen.
6. When headlamp low beam is operating, check voltage between
headlamp harness connector and ground.
Without CONSULT-III
1. Turn ignition switch OFF.
2. Disconnect headlamp connector.
3. Start auto active test. Refer to PG-20, "
Auto Active Test" .
4. When headlamp low beam is operating, check voltage between headlamp harness connector and ground.
OK or NG
OK >> GO TO 7.
NG >> GO TO 8.
7.CHECK HEADLAMP GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between headlamp harness connector (B) and ground.
OK or NG
OK >> Check front combination lamp connector for damage or poor connection. Repair as necessary.
NG >> Repair harness.
8.CHECK HEADLAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
Te r m i n a l
Voltag e
(+)
(−)
Headlamp connector Terminal
RH E26
3Ground Battery voltage
LH E25
Te r m i n a l Voltag e
(+)
(−)
Headlamp connector Terminal
RH E26
3Ground Battery voltage
LH E25
PKIC0963E
Headlamp connector Terminal
Ground Continuity
RH E26 2Yes
LH E25
PKIC0961E
Revision: January 20102010 Versa

LT-22
< SERVICE INFORMATION >
HEADLAMP (FOR USA)
3. Check continuity between IPDM E/R harness connector (A) and
headlamp harness connector (B).
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
Headlamp Low Beam Does Not Illuminate (One Side)INFOID:0000000005394890
1.HEADLAMP LOW BEAM FUSE INSPECTION
Inspect 15A fuse No. 40 (LH) and fuse No. 41 (RH).
OK or NG
OK >> GO TO 2.
NG >> Repair harness.
2.CHECK BULB
Check bulb of headlamp which does not illuminate.
OK or NG
OK >> GO TO 3.
NG >> Replace bulb. Refer to LT-25, "
Bulb Replacement" .
3.CHECK HEADLAMP INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect headlamp connector.
3. Lighting switch is turned to 2ND position.
4. Check voltage between headlamp harness connector and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 5.
4.CHECK HEADLAMP GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between headlamp harness connector and ground.
OK or NG
OK >> Check condition of headlamp harness connector.
NG >> Repair harness or connector.
Circuit AB
Continuity
Connector Terminal Connector Terminal
RH E47 54 E26
3Yes
LH 52 E25
WKIA5471E
Terminal
Vo l ta g e
(+)
(−)
Headlamp connector Terminal
RH E26
3 Ground Battery voltage
LH E25
WKIA5551E
Headlamp connector Terminal
Ground Continuity
RH E26
2Y es
LH E25
PKIC0961E
Revision: January 20102010 Versa

HEADLAMP (FOR USA)LT-23
< SERVICE INFORMATION >
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5.CHECK HEADLAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector (A) and headlamp harness connector (B).
OK or NG
OK >> Replace IPDM E/R. Refer to PG-27, "IPDM E/R Power/
Ground Circuit Inspection" .
NG >> Repair harness or connector.
Headlamps Do Not Turn OFFINFOID:0000000005394891
1.CHECK HEADLAMPS TURN OFF
Make sure that lighting switch is OFF. Make sure headlamp turns OFF when ignition switch is turned OFF.
OK or NG
OK >> GO TO 3.
NG >> GO TO 2.
2.CHECK COMBINATION SWITCH INPUT SIGNAL
1. Select “BCM” on CONSULT-III. Select “HEAD LAMP” on “SELECT TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen. Make sure that “HEAD LAMP SW 1” and
“HEAD LAMP SW 2” turns ON-OFF li nked with operation of lighting switch.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R" .
NG >> Check combination switch (lighting switch). Refer to LT-66, "
Combination Switch Inspection" .
3.CHECKING CAN COMMUNICATIONS BETWEEN BCM AND IPDM E/R
Select “BCM” on CONSULT-III, and perform self-diagnosis for “BCM”.
Display of self
-diagnosis results
NO DTC>> Replace IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R".
CAN COMM CIRCUIT>> Refer to LAN-7, "
System Description".
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH E47 54 E26
3Yes
LH 52 E25
WKIA5471E
When lighting switch is OFF
position : HEAD LAMP SW 1 OFF
: HEAD LAMP SW 2 OFF
Revision: January 20102010 Versa

LT-24
< SERVICE INFORMATION >
HEADLAMP (FOR USA)
Aiming Adjustment
INFOID:0000000005394892
PREPARATION BEFORE ADJUSTING
Before performing aiming adjustment, check the following.
1. Keep all tires inflated to correct pressures.
2. Place vehicle on level surface.
3. See that there is no-load in vehicle other than the driver (or equivalent weight placed in driver's position). Coolant, engine oil filled up to correct level and full fuel tank, spare tire, jack and tools are properly
stowed.
LOW BEAM AND HIGH BEAM
1. Turn headlamp low beam ON.
2. Use adjusting screw to perform aiming adjustment.
3. Insert the tool through the adjusting screw access hole to avoid damage to the adjusting screw.
ADJUSTMENT USING AN ADJUSTMENT SCREEN (LIGHT/DARK BORDERLINE)
1. Headlamp A. Inner and outer adjustment B. Adjusting screw access hole
C. Adjusting screw
LKIA0930E
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HEADLAMP (FOR USA)LT-25
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• Aim each headlamp individually and ensure other headlamp beam pattern is blocked from screen.
- For vertical headlamp aiming, adjust headlamp until beam pattern is positioned per specified dimensions.
Bulb ReplacementINFOID:0000000005394893
CAUTION:
After installing bulb, be sure to install plastic cap and bulb socket securely to ensure watertightness.
HEADLAMP (HIGH/LOW)
1. Turn lighting switch OFF.
2. Remove the headlamp. Refer to LT-26, "
Removal and Installation".
3. Remove back cover.
4. Unlock retaining spring and remove bulb from headlamp.
PARKING (CLEARANCE) LAMP
1. Turn lighting switch OFF.
A. Right B. Vertical center line of headlamp C. Horizontal and vertical aiming center
point of headlamp
D. Left E. Vertical aiming cutoff pointF. Cutoff line for vertical aiming evalua-
tion
G. Acceptable vertical cutoff setting at horizontal aiming point H. Horizontal center line of headlamp J. Maximum acceptable vertical aiming
point
K. Minimum acceptable vertical aiming point L. Aiming distance from center of head-
lamp to aiming screen
WKIA4287E
Description Halogen Headlamp
Vertical aiming cutoff point (E) 53.2 mm (2.094 in)
Minimum acceptable vertical aiming point (K) 13.3 mm (0.52 in)
Maximum acceptable vertical aiming point (J) 93.1 mm (3.67 in)
Aiming distance from center of headlamp to aiming screen (L) 7.62 m (25 ft)
Revision: January 20102010 Versa