2010 NISSAN LATIO air condition

BL-208
< SERVICE INFORMATION >
TRUNK LID OPENER
OK or NG
OK >> Trunk lid opener switch is OK.
NG >> GO TO 2
2.CHECK TRUNK LID OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect BCM and trunk lid opener switch connector.
3. Check continuity between BCM connector (A) M18 terminal 30 and trunk lid opener switch connector B128 (B) terminal 1.
4. Check continuity between BCM connector (A) M18 terminal 30 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK TRUNK LID OPENER SWITCH
Check continuity between trunk lid opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4
NG >> Replace trunk lid opener switch.
4.CHECK TRUNK LID OPENER SWITCH CIRCUIT 2
1. Disconnect front door lock actuator LH (door unlock sensor) connector.
2. Check continuity between trunk lid opener switch connector (A) B128 terminal 2 and front door lock actu- ator LH (door unlock sensor) connector (B) D3 terminal 4.
Te r m i n a l s
Door conditionVoltage (V)
(Approx.)
(+)
(–)
BCM
connector Te r m i n a l
M18 30 Ground Trunk lid open-
er switch Pushed
0
Released Battery voltage
PIIB6468E
AB Continuity
BCM connector Terminal Trunk lid opener
switch connector Te r m i n a l
M18 30B128 1Yes
A GroundContinuity
BCM connector Terminal
M18 30 No
PIIB6469E
Te r m i n a l
Trunk lid opener
switch condition Continuity
Trunk lid opener switch
12 Pushed
Yes
Released No
PIIB6470E
Revision: January 20102010 Versa

TRUNK LID OPENERBL-211
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK TRUNK LID OPENER SWITCH
Check continuity between trunk lid opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4
NG >> Replace trunk lid opener switch.
4.CHECK TRUNK LID OPENER SWITCH CIRCUIT 2
1. Disconnect front door lock actuator RH (door unlock sensor) connector.
2. Check continuity between trunk lid opener switch c onnector (A) B128 terminal 2 and front door lock actu-
ator RH (door unlock sensor) connector (B) D114 terminal 4.
3. Check continuity between trunk lid opener switch connector (A) B128 terminal 2 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness between trunk lid opener switch and front door lock actuator RH (door
unlock sensor).
5.CHECK FRONT DOOR LOCK ACTUATOR RH (DOOR UNLOCK SENSOR) GROUND CIRCUIT
Check continuity between front door lock actuator RH (door unlock sensor) connector terminal 5 and ground.
A
GroundContinuity
BCM connector Terminal
M18 30 No
Te r m i n a l
Trunk lid opener
switch condition Continuity
Trunk lid opener switch
12 Pushed
Yes
Released No
PIIB6470E
AB
Continuity
Trunk lid opener
switch connector Te r m i n a lFront door lock ac-
tuator RH (door un- lock sensor)
connector Te r m i n a l
B128 2D114 4Yes
Trunk lid opener
switch connector Te r m i n a l
GroundContinuity
B128 2 No
WIIA1271E
Revision: January 20102010 Versa

BL-212
< SERVICE INFORMATION >
TRUNK LID OPENER
OK or NG
OK >> GO TO 6
NG >> Repair or replace harness.
6.CHECK UNLOCK SENSOR FUNCTION
1. Connect front door lock actuator RH (door unlock sensor) connector.
2. Check continuity between trunk lid opener switch connector B128 terminal 2 and ground.
OK or NG
OK >> GO TO 7
NG >> Replace front door lock actuator RH (door unlock sen- sor). Refer to BL-166
.
7.CHECK TRUNK LID OPENER SWITCH SIGNAL 2
1. Connect BCM connector.
2. Check voltage between BCM connector and ground.
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace BCM. Refer to BCS-19, "
Removal and Installa-
tion of BCM".
Check Trunk Lid Opener Switch Circuit (With Intelligent Key)INFOID:0000000005396679
1.CHECK TRUNK LID OPENER SWITCH SIGNAL
With CONSULT-III
Check trunk lid opener switch (“TRNK OPNR SW”) in “DATA MONITOR” mode with CONSULT-III.
Without CONSULT-III
Front door lock actuator
RH (door unlock sensor) connec-
tor Te r m i n a l
GroundContinuity
D114 5 Yes
WIIA1273E
Trunk lid opener
switch connec- tor Te r m i n a l
Front door lock
knob RH position Continuity
B128 2 Ground Unlock
Yes
Lock No
PIIB6472E
Te r m i n a l s
Voltage (V)
(Approx.)
(+)
(–)
BCM connector Terminal
M18 30Ground Battery voltage
PIIB6468E
Test item Condition
TRNK OPNR SW Trunk lid opener switch is pushed: ON
Trunk lid opener switch is released: OFF
Revision: January 20102010 Versa

TRUNK LID OPENERBL-213
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
Check voltage between Intelligent Key unit connector M52 terminal
24 and ground.
OK or NG
OK >> Trunk lid opener switch is OK.
NG >> GO TO 2
2.CHECK TRUNK LID OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and trunk lid opener switch connector.
3. Check continuity between Intelligent Key unit connec tor (A) M52 terminal 24 and trunk lid opener switch
connector B128 (B) terminal 1.
4. Check continuity between Intelligent Key unit connector (A) M52 terminal 24 and ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK TRUNK LID OPENER SWITCH
Check continuity between trunk lid opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4
NG >> Replace trunk lid opener switch.
4.CHECK TRUNK LID OPENER SWITCH GROUND CIRCUIT
Te r m i n a l s
Door conditionVoltage (V)
(Approx.)
(+)
(–)
Intelligent
Key unit
connector Te r m i n a l
M52 24 Ground Trunk lid open-
er switch Pushed
0
Released 5
WIIA1279E
AB Continuity
Intelligent Key unit
connector Te r m i n a l
Trunk lid opener
switch connector Te r m i n a l
M52 24B128 1Yes
A GroundContinuity
Intelligent Key unit connector Terminal
M52 24 No
WIIA1280E
Te r m i n a l
Trunk lid opener
switch condition Continuity
Trunk lid opener switch
12 Pushed
Yes
Released No
PIIB6470E
Revision: January 20102010 Versa

BL-214
< SERVICE INFORMATION >
TRUNK LID OPENER
Check continuity between trunk lid opener switch connector terminal
2 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness.
5.CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect Intelligent Key unit connector.
2. Check voltage between Intelligent Key unit connector M52 terminal 24 and ground.
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace Intelligent Key unit. Refer to BL-158, "
Removal
and Installation of Intelligent Key Unit".
Check Trunk Releas e Solenoid CircuitINFOID:0000000005396680
1.CHECK TRUNK LAMP SWITCH AND T RUNK RELEASE SOLENOID FUNCTION
With CONSULT-III
Check the operation with (“TRUNK/BACK DOOR”) in the ACTIVE TEST.
YES or NO
YES >> Trunk release solenoid is OK.
NO >> GO TO 2
2.CHECK TRUNK LAMP SWITCH AND RE LEASE SOLENOID POWER SUPPLY
1. Turn ignition switch OFF.
2. Insure both front door lock knobs are turned to the UNLOCK position.
3. Disconnect trunk lamp switch and trunk release solenoid connector.
4. Check voltage between trunk lamp switch and trunk release solenoid connector B127 terminal 2 and ground.
Trunk lid opener switch con-
nector Te r m i n a l
GroundContinuity
B128 2 Yes
PIIB6472E
Te r m i n a l s
Voltage (V)(Approx.)
(+)
(–)
Intelligent Key unit
connector Te r m i n a l
M52 24Ground 5
WIIA1279E
Does trunk release solenoid system operate normally?
Revision: January 20102010 Versa

TRUNK LID OPENERBL-215
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
OK or NG
OK >> GO TO 3
NG >> GO TO 4
3.CHECK TRUNK LAMP SWITCH AND TRUNK RELEASE SOLENOID GROUND CIRCUIT
Check continuity between trunk lamp switch and trunk release sole-
noid connector B127 terminal 1 and ground.
OK or NG
OK >> Replace trunk lamp switch and trunk release solenoid.
NG >> Repair or replace harness.
4.CHECK TRUNK LAMP SWITCH AND T RUNK RELEASE SOLENOID CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM connector (A) M19 terminal 53 and trunk lamp switch and trunk release solenoid connector B127(B) terminal 2.
3. Check continuity between BCM connector (A) M19 terminal 53 and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness between BCM and trunk lamp switch and trunk release solenoid.
5.CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Check voltage between BCM connector M19 terminal 53 and ground.
Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+)
(–)
Trunk lamp
switch and
trunk re-
lease sole- noid
connector Te r m i n a l
B127 2 Ground Trunk lid open-
er switch Pushed 0
↓
Battery voltage
↓0
Released 0
WIIA1418E
Trunk lamp switch and trunk re- lease solenoid connector Te r m i n a l
GroundContinuity
B127 1 Yes
WIIA1419E
AB
Continuity
BCM connector Terminal Trunk lamp switch
and trunk release
solenoid connector Te r m i n a l
M19 53B127 2Yes
BCM connector Terminal
GroundContinuity
M19 53 No
WIIA1420E
Revision: January 20102010 Versa

VEHICLE SECURITY (THEFT WARNING) SYSTEMBL-241
< SERVICE INFORMATION >
C
DE
F
G H
J
K L
M A
B
BL
N
O P
OK or NG
OK >> Door switch circuit is OK.
NG >> Repair or replace harness.
Diagnosis Procedure 2INFOID:0000000005396694
SECURITY INDICATOR LAMP CHECK
1.SECURITY INDICATOR LAMP ACTIVE TESTWith CONSULT-III
Check "THEFT IND” in "ACTIVE TEST" mode with CONSULT-III.
Without CONSULT-III
1. Disconnect BCM.
2. Check voltage between BCM harness connector M18 terminal
23 and ground.
OK or NG
OK >> Security indicator lamp is OK.
NG >> GO TO 2.
2.SECURITY INDICATOR LAMP CHECK
Check security indicator lamp condition.
OK or NG
OK >> GO TO 3.
NG >> Replace security indicator lamp.
3.CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and combination meter. 23 - 30
: Continuity should exist.
WIIA1300E
Connector Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M18 23Ground ON
0
OFF Battery voltage
LIIA0523E
Revision: January 20102010 Versa

BL-244
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK DOOR SWITCHES
Check continuity between door switch terminal and switch case ground.
OK or NG
OK >> Check door switch case ground condition.
NG >> Replace door switch.
Diagnosis Procedure 8INFOID:0000000005396700
TRUNK LAMP SWITCH CHECK (SEDAN)
1.CHECK TRUNK LAMP SWITCH AND TRUNK RELEASE SOLENOID INPUT SIGNAL
With CONSULT-III
Check (“TRNK OPN MNTR”) in “DATA MONITOR” mode with CONSULT-III.
Without CONSULT-III
1. Turn ignition switch OFF.
2. Check voltage between BCM harness connector M19 terminal 42 and ground.
OK or NG
OK >> Trunk lamp switch and trunk release solenoid circuit is
OK.
NG >> GO TO 2
2.CHECK TRUNK LAMP SWITCH A ND TRUNK RELEASE SOLENOID
1. Turn ignition switch OFF.
2. Disconnect trunk lamp switch and trunk release solenoid connector.
3. Check continuity between trunk lamp switch and trunk release solenoid terminals 1 and 3.
Component TerminalsCondition of
switch Continuity
Front door switch LH/RH 2 – Case ground Pushed
No
Released Yes
Rear door switch LH/RH 1 – Case ground Pushed
No
Released Yes
LIIA0550E
Monitor item Trunk condition
TRNK OPN MNTR OPEN
: ON
CLOSED : OFF
Connector Te r m i n a l s
Trunk condition Voltage (V)
(Approx.)
(+) (-)
M19 42 Ground CLOSED
Battery voltage
OPEN 0
WIIA1179E
Revision: January 20102010 Versa