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
BL-246
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
• When key inserted in trunk key cylinder is turned to FULL STROKE:
• When key is removed from the trunk key cylinder:
Without CONSULT-III
Check voltage between BCM connector M19 terminal 41 and
ground.
OK or NG
OK >> Trunk key cylinder switch signal is OK.
NG >> GO TO 2
2.CHECK TRUNK KEY CYLINDE R SWITCH GROUND HARNESS
1. Turn ignition switch OFF.
2. Disconnect trunk key cylinder switch.
3. Check continuity between trunk key cylinder switch connector B142 terminal 2 and body ground.
OK or NG
OK >> GO TO 3
NG >> Repair or replace harness.
3.CHECK TRUNK KEY CYLINDER SWITCH
Check continuity between trunk key cylinder switch terminals.
OK or NG
OK >> GO TO 4
NG >> Replace trunk key cylinder switch.
4.CHECK TRUNK KEY CYLINDER HARNESS
1. Disconnect BCM connector M19. TRUNK CYL SW : ON
TRUNK CYL SW : OFF
Connector
Te r m i n a l s
ConditionVoltage (V)
(Approx.)
( + ) ( – )
M19 41Ground Neutral (N)
5
Full stroke (open) 0
WIIA1425E
ConnectorTerminalsContinuity
B142 2 – Ground Yes
WIIA1427E
Terminals Trunk key cylinder switch position Continuity
1 – 2 Neutral (N)
No
Full Stroke (open) Yes
WIIA1428E
Revision: January 20102010 Versa
BL-252
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
Terminal and Reference Value for BCM
INFOID:0000000005612423
Te r m i n a l Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
2BR Combination switch
input 5
Input ONLighting, turn, wiper OFF
Wiper dial position 4
3GR Combination switch
input 4 Input ONLighting, turn, wiper OFF
Wiper dial position 4
4L Combination switch
input 3
Input ONLighting, turn, wiper OFF
Wiper dial position 4
5G Combination switch
input 2
Input ONLighting, turn, wiper OFF
Wiper dial position 4
6V Combination switch
input 1
7
7BR Front door key cylin-
der switch LH (unlock) Input
OFFON (open, 2nd turn)
Momentary 1.5V
OFF (closed) 0V
8
7Y Front door key cylin-
der switch LH (lock) InputOn (open)
Momentary 1.5V
OFF (closed) 0V
9W Rear window defogger
switch Input ONRear window defogger switch
ON
0V
Rear window defogger switch
OFF 5V
10 R Defrost A/C switch sig-
nal
Input ONA/C switch OFF
5V
A/C switch ON 0V
11 L Ignition switch (ACC
or ON) InputACC or
ON Ignition switch ACC or ON
Battery voltage
12 SB Front door switch RH Input OFF ON (open)
0V
OFF (closed) Battery voltage
13 GR Rear door switch RH Input OFF ON (open)
0V
OFF (closed) Battery voltage
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
Revision: January 20102010 Versa
NATS (NISSAN ANTI-THEFT SYSTEM)BL-253
< SERVICE INFORMATION >
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15 W Tire pressure warning
check connector
Input OFF
—5V
18 V Remote keyless entry
receiver (ground) Output OFF
—0V
19 BR Remote keyless entry
receiver (power sup-
ply) Output OFF Ignition switch OFF
20 G Remote keyless entry
receiver signal (signal)
Input OFFStand-by (keyfob buttons re-
leased)
When remote keyless entry
receiver receives signal from
keyfob (keyfob buttons
pressed)
21 P NATS antenna amp. Input/
Output OFF
→
ON Ignition switch (OFF → ON) Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then
return to battery voltage.
23 R Security indicator
lamp Output OFF
Goes OFF
→ illuminates (Ev-
ery 2.4 seconds) Battery voltage
→ 0V
25 LG NATS antenna amp. Input/
Output OFF
→
ON Ignition switch (OFF → ON) Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then return to battery voltage.
26 GR Thermo control amp. Input ON A/C switch ON
27 O Compressor ON sig-
nal Input ONA/C switch OFF
5V
A/C switch ON 0V
28 P Front blower monitor Input ON Front blower motor OFF
Battery voltage
Front blower motor ON 0V
29 L Hazard switch Input OFFON
0V
OFF 5V
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
LIIA1893E
LIIA1894E
LIIA1895E
ZJIA0719J
Revision: January 20102010 Versa
BL-254
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
301LGBack door/trunk out-
put Output —Back door open (switch
closed)
0V
Back door closed (switch
open) 5V
30
3LG Back door opener
switch
Input —All doors locked (SW OFF)
Battery voltage
All doors unlocked (SW ON) 0V
30
4V Trunk lid opener
switch
Input —All doors locked (SW OFF)
Battery voltage
All doors unlocked (SW ON) 0V
32 LG Combination switch
output 5 Output ONLighting, turn, wiper OFF
Wiper dial position 4
33 Y Combination switch
output 4 Output ON
Lighting, turn, wiper OFF
Wiper dial position 4
34 V Combination switch
output 3
Output ONLighting, turn, wiper OFF
Wiper dial position 4
35 R Combination switch
output 2
Output ONLighting, turn, wiper OFF
Wiper dial position 4
36 P Combination switch
output 1
37
1G Key switch and igni-
tion knob switch Input OFFIntelligent Key inserted
Battery voltage
Intelligent Key removed 0V
37
2G Key switch and key
lock solenoid Input OFFKey inserted
Battery voltage
Key removed 0V
38 W Ignition switch (ON) Input ON —Battery voltage
39 L CAN-H — —— —
40 P CAN-L — —— —
41
6W Trunk key cylinder
switch
Input —ON (Full unlock position)
0V
OFF (Neutral position) 5V
42
6Y Trunk lamp switch Input OFF ON (trunk open)
0V
OFF (trunk closed) Battery voltage
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
Revision: January 20102010 Versa
NATS (NISSAN ANTI-THEFT SYSTEM)BL-255
< SERVICE INFORMATION >
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435R Back door switch Input OFF ON (open) 0V
OFF (closed)
Battery voltage
44
5LG Rear wiper auto stop Input ON Rear wiper operating 0
Rear wiper stopped
Battery
45
7GR Lock switch Input OFFON (lock)
0V
OFF Battery voltage
46
7L Unlock switch Input OFFON (unlock)
0V
OFF Battery voltage
47 BR Front door switch LH Input OFF ON (open)
0V
OFF (closed) Battery voltage
48 O Rear door switch LH Input OFF ON (open)
0V
OFF (closed) Battery voltage
49 P Luggage room lamp Output OFF Any door open (ON)
0V
All doors closed (OFF) Battery voltage
50 SB A/C indicator Output ONA/C OFF
0
A/C ON Battery voltage
53
5R Back door lock assem-
bly (actuator)
Output OFF Back door (open)
Battery voltage
53
6R Trunk lamp switch and
trunk release solenoid Output OFF Trunk lid (open)
Battery voltage
55
5V Rear wiper motor out-
put
Output ONOFF
0
ON Battery voltage
56 R Battery saver output Output OFF
30 minutes after ignition
switch is turned OFF 0V
ON — Battery voltage
57 LG Battery power supply Input OFF —Battery voltage
59
7G Front door lock actua-
tor LH (unlock) Output OFFOFF (neutral)
0V
ON (unlock) Battery voltage
60 V Turn signal (left) Output ON Turn left ON
61 W Turn signal (right) Output ON Turn right ON
63 BR Interior room lamp Output OFF Any door
switchON (open)
0V
OFF (closed) Battery voltage
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
SKIA3009J
SKIA3009J
Revision: January 20102010 Versa
NATS (NISSAN ANTI-THEFT SYSTEM)BL-261
< SERVICE INFORMATION >
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1.CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “CHAIN OF ECM-IMMU” displayed on CONSULT-III screen.
NOTE:
In rare case, “CHAIN OF ECM-IMMU” might be stored during key registration procedure, even if the system is
not malfunctioning.
Is
“CHAIN OF ECM-IMMU” displayed?
Yes >> GO TO 2
No >> GO TO BL-259, "
Trouble Diagnosis" .
2.CHECK POWER SUPPLY CIRCUIT FOR BCM
1. Turn ignition switch OFF.
2. Check voltage between BCM and ground with CONSULT-III or tester.
OK or NG
OK >> GO TO 3
NG >> Check the following. • 40A fusible link (letter g , located in the fuse and fus-
ible link box).
• 10A fuse [No.8, located in the fuse block (J/B)].
• Harness for open or short between fusible link and BCM.
• Harness for open or short between fuse and BCM.
3.CHECK IGNITION SWITCH ON SIGNAL
1. Turn ignition switch ON.
2. Check voltage between BCM connector and ground with CONSULT-III or tester.
OK or NG
OK >> GO TO 4
NG >> Check the following. • 10A fuse [No. 6, located in the fuse block (J/B)].
• Harness for open or short between fuse and BCM.
4.CHECK GROUND CIRCUIT FOR BCM
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM connector and ground.
OK or NG
OK >> GO TO 5
NG >> Repair or replace harness.
BCM connector Te r m i n a l s
Voltage [V]
(Approx.)
(+) (–)
M20 57
Ground Battery voltage
70
PIIB6582E
BCM connector Terminal
Voltage [V]
(Approx.)
(+) (–)
M18 38Ground Battery voltage
PIIB6587E
BCM connector Terminal
Continuity
(+) (–)
M20 67 Ground Yes
PIIB6588E
Revision: January 20102010 Versa
BL-262
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
5.REPLACE BCM
1. Replace BCM. Refer to BCS-19, "
Removal and Installation of BCM".
2. Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS”.
Does the engine start?
Yes >> BCM is malfunctioning. • Replace BCM. Refer to BCS-19, "
Removal and Installation of BCM" .
• Perform initialization with CONSULT-III
• For initialization, refer to “CONSULT-III Operation Manual NATS”
No >> ECM is malfunctioning. • Replace ECM.
• Perform initialization or re-communicating function
• For initialization, refer to “CONSULT-III Operation Manual NATS”
• For re-communicating function, refer to BL-249, "
ECM Re-communicating Function"
Diagnosis Procedure 2INFOID:0000000005396712
Self-diagnostic results:
“CHAIN OF IMMU-KEY” displayed on CONSULT-III screen
1.CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “CHAIN OF IMMU-KEY” displayed on CONSULT-III screen.
Is
“CHAIN OF IMMU-KEY” displayed?
Ye s > > G O T O 2
No >> GO TO BL-259, "
Trouble Diagnosis" .
2.CHECK NATS ANTENNA AMP. INSTALLATION
Check NATS antenna amp. installation. Refer to BL-266, "
How to Replace NATS Antenna Amp" .
OK or NG
OK >> GO TO 3
NG >> Reinstall NATS antenna amp. correctly.
3.CHECK NATS IGNITION KEY ID CHIP
Start engine with another registered NATS ignition key.
Does the engine start?
Yes >> Ignition key ID chip is malfunctioning. • Replace the ignition key
• Perform initialization with CONSULT-IIIFor initialization, refer to “CONSULT-III Operation Manual NATS”
No >> GO TO 4
4.CHECK POWER SUPPLY FO R NATS ANTENNA AMP.
1. Turn ignition switch “OFF”.
2. Check voltage between NATS antenna amp. connector and ground.
OK or NG
OK >> GO TO 5
NG >> Check the following. • 20A fuse [No. 53, located in IPDM E/R]
• Harness for open or short between fuse and NATSantenna amp.
5.CHECK NATS ANTENNA AMP. SIGNAL LINE- 1
Check voltage between NATS antenna amp. connector and ground with analog tester.
NATS antenna amp. connector Te r m i n a l
Voltage [V]
(Approx.)
(+) (–)
M21 1Ground Battery voltage
PIIB6589E
Revision: January 20102010 Versa