Page 513 of 2896

BL-24
POWER DOOR LOCK SYSTEM
Revision: June 20062007 Versa
System DescriptionEIS0090V
Power is supplied at all times
through 40A fusible link (letter g , located in the fuse and fusible link box)
to BCM terminal 70
through 10A fuse [No. 8, located in the fuse block (J/B)]
to BCM terminal 57
through 10A fuse [No. 14, located in the fuse block (J/B)]
to key switch terminal 2 (without Intelligent Key system)
through 10A fuse [No. 31, located in the fuse block (J/B)]
to key switch and ignition knob switch terminals 2 and 4 (with Intelligent Key system).
When key switch is ON (key is inserted in ignition key cylinder), power is supplied
through key switch terminal 1 (without Intelligent Key system) or key switch and ignition knob terminal 1
(with Intelligent Key system)
to BCM terminal 37.
Ground is supplied
to BCM terminal 67
through body grounds M57 and M61.
LOCK OPERATION
When the door is locked with main power window and door lock/unlock switch, ground is supplied
to BCM terminal 45
through main power window and door lock and unlock switch terminals 17 and 18
through body grounds M57 and M61.
When the door is locked with power window and door lock/unlock switch RH, ground is supplied
to BCM terminal 45
through power window and door lock and unlock switch RH terminals 1 and 3
through body grounds M57 and M61.
When the door is locked with front door key cylinder switch LH, ground is supplied
to BCM terminal 8
through front door key cylinder switch LH terminals 1 and 2
through body grounds M57 and M61.
UNLOCK OPERATION
When the door is unlocked with main power window and door lock/unlock switch, ground is supplied
to BCM terminal 46
through main power window and door lock/unlock switch terminals 6 and 17
through body grounds M57 and M61.
When the door is unlocked with power window and door lock/unlock switch RH, ground is supplied
to BCM terminal 46
through power window and door lock and unlock switch RH terminals 2 and 3
through body grounds M57 and M61.
When the door is unlocked with front door key cylinder switch LH, ground is supplied
to BCM terminal 7
through front door key cylinder switch LH terminals 2 and 3
through body grounds M57 and M61.
When the front door switch LH is ON (door is OPEN), ground is supplied
to BCM terminal 47
through front door switch LH terminal 2
through front door switch LH case ground.
Page 532 of 2896

POWER DOOR LOCK SYSTEM
BL-43
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: June 20062007 Versa
Key Switch (Insert) CheckEIS00915
1. CHECK KEY SWITCH INPUT SIGNAL
With CONSULT-II
Check key switch "KEY ON SW" in DATA MONITOR mode with CONSULT–II. Refer to BL-37, "
DATA MONI-
TOR" .
When key is inserted into ignition key cylinder:
When key is removed from ignition key cylinder:
Without CONSULT-II
Check voltage between BCM connector and ground.
OK or NG
OK >> Key switch circuit is OK.
NG-1 >> GO TO 2 (with Intelligent Key).
NG-2 >> GO TO 3 (without Intelligent Key).
2. CHECK KEY SWITCH (WITH INTELLIGENT KEY)
1. Turn ignition switch OFF.
2. Disconnect key switch and ignition knob switch connector.
3. Check ignition knob switch key switch and ignition knob key switch.
OK or NG
OK >> Check the following.
10A fuse (No. 31, located in fuse and fusible link
block)
Harness for open or short between key switch and ignition knob switch and fuse
Harness for open or short between BCM and key switch and ignition knob switch
NG >> Replace key switch and ignition knob switch.KEY ON SW : ON
KEY ON SW : OFF
LIIA0169E
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
( + ) ( – )
M18 37 GroundKey is inserted. Battery voltage
Key is removed. 0
LIIA0567E
Terminal
Condition Continuity
Key switch and ignition knob
switch
12KeyInserted Yes
Removed No
PIIB6411E
Page 533 of 2896
BL-44
POWER DOOR LOCK SYSTEM
Revision: June 20062007 Versa
3. CHECK KEY SWITCH (WITHOUT INTELLIGENT KEY)
1. Turn ignition switch OFF.
2. Disconnect key switch and key lock solenoid connector.
3. Check key switch.
OK or NG
OK >> Check the following.
10A fuse [No. 14, located in fuse block (J/B)]
Harness for open or short between key switch and
fuse
Harness for open or short between BCM and key
switch
NG >> Replace key switch and key lock solenoid.
Terminals Condition Continuity
1 – 2Key is inserted. Yes
Key is removed. No
PIIB6411E
Page 544 of 2896

REMOTE KEYLESS ENTRY SYSTEM
BL-55
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: June 20062007 Versa
System DescriptionEIS0091A
INPUTS
Power is supplied at all times
through 40A fusible link (letter g , located in the fuse and fusible link box)
to BCM terminal 70
through 10A fuse [No. 8, located in the fuse block (J/B)]
to BCM terminal 57.
When the key switch is ON (key is inserted in ignition key cylinder), power is supplied
through 10A fuse [No. 14, located in the fuse block (J/B)]
through key switch terminals 2 and 1
to BCM terminal 37.
When the ignition switch is ACC or ON, power is supplied
through 10A fuse [No. 20, located in the fuse block (J/B)]
to BCM terminal 11.
Ground is supplied
to BCM terminal 67
through body grounds M57 and M61.
When the front door switch LH is ON (door is OPEN), ground is supplied
to BCM terminal 47
through front door switch LH terminal 2
through front door switch LH case ground.
When the front door switch RH is ON (door is OPEN), ground is supplied
to BCM terminal 12
through front door switch RH terminal 2
through front door switch RH case ground.
When the rear door switch LH is ON (door is OPEN), ground is supplied
to BCM terminal 48
through rear door switch LH terminal 1
through rear door switch LH case ground.
When the rear door switch RH is ON (door is OPEN), ground is supplied
to BCM meter terminal 13
through rear door switch RH terminal 1
through rear door switch RH case ground.
When the back door lock assembly (back door switch) is ON (back door is OPEN), ground is supplied
to BCM terminal 43
through back door lock assembly (back door switch) terminals 3 and 4
through body grounds B117, B132 and D402.
Keyfob signal is inputted to BCM from remote keyless entry receiver.
The remote keyless entry system controls operation of the
power door lock
hazard reminder
auto door lock
panic alarm
room lamp
Page 556 of 2896
REMOTE KEYLESS ENTRY SYSTEM
BL-67
C
D
E
F
G
H
J
K
L
MA
B
BL
Revision: June 20062007 Versa
ACC Switch CheckEIS0091J
1. CHECK ACC SWITCH
With CONSULT-II
Check ACC switch (“ACC ON SW”) in “DATA MONITOR” mode with CONSULT-II.
Without CONSULT-II
Check voltage between BCM connector and ground.
OK or NG
OK >> ACC switch is OK.
NG >> Check the following.
10A fuse [No. 20, located in fuse block (J/B)]
Harness for open or short between BCM and fuse.
Monitor item Condition
ACC ON SWIgnition switch position is ACC or ON : ON
Ignition switch position is OFF : OFF
PIIA3367E
Te r m i n a l s
Ignition switch
conditionVoltage (V)
(Approx.) (+)
(–)
BCM connector Terminal
M18 11 GroundACC or ON Battery voltage
OFF 0
PIIB6453E
Page 560 of 2896

REMOTE KEYLESS ENTRY SYSTEM
BL-71
C
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E
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G
H
J
K
L
MA
B
BL
Revision: June 20062007 Versa
2. CHECK KEY SWITCH
1. Turn ignition switch OFF.
2. Disconnect key switch and key lock solenoid connector.
3. Check key switch.
OK or NG
OK >> Check the following.
10A fuse [No. 14, located in fuse block (J/B)]
Harness for open or short between key switch and
fuse
Harness for open or short between BCM and key
switch
NG >> Replace key switch and key lock solenoid.
Hazard Function CheckEIS0091M
1. CHECK HAZARD WARNING LAMP
Does hazard warning lamp flash with hazard switch?
OK or NG
OK >> Hazard warning lamp circuit is OK.
NG >> Check hazard circuit. Refer to LT- 5 1 , "
TURN SIGNAL AND HAZARD WARNING LAMPS" .
Horn Function CheckEIS0091N
First perform the “SELF-DIAG RESULTS” in “BCM” with CONSULT-II, then perform the trouble diagnosis of
malfunction system indicated “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-18, "
CAN Communication
Inspection Using CONSULT-II (Self-Diagnosis)" .
1. CHECK HORN FUNCTION
Does horn sound with horn switch?
OK or NG
OK >> GO TO 2.
NG >> Check horn circuit. Refer to WW-46, "
HORN" .
2. CHECK IPDM E/R INPUT SIGNAL
Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-29, "Removal and
Installation of IPDM E/R"
NG >> GO TO 3.
Terminals Condition Continuity
1 – 2Key is inserted. Yes
Key is removed. No
PIIB6411E
Terminals
Voltage (V)
(Approx.) (+)
(–)
IPDM E/R connector Terminal
E46 45 Ground Battery voltage
WIIA1251E
Page 595 of 2896

BL-106
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
Intelligent Key Unit Harness Connector Terminal LayoutEIS0 09 D4
Terminals and Reference Values for Intelligent Key UnitEIS00921
WIIA1168E
Te r m i n a lWire
ColorItemCondition
Voltage (V)
Approx. Ignition
Switch
PositionOperation or Conditions
1RSteering lock solenoid
power supplyLOCK — 5
2 L CAN-H — — —
3 P CAN-L — — —
4OIntelligent Key warning
buzzerLOCKOperate door request
switch.Buzzer OFF Battery voltage
Sound buzzer 0
5GFront door request
switch LH—Press door request switch (driver side). 0
Other than above 5
6 Y Ignition switch (ON) ON — Battery voltage
7 LG Key switch LOCKInsert mechanical key into ignition switch. Battery voltage
Remove mechanical key from ignition
switch.0
10
*1WCVT device (park posi-
tion switch)ONShift lever in park position. 0
Other than above Battery voltage
11 SB Power source (Fuse) — — Battery voltage
12 B Ground — — 0
13 VInstrument panel
antenna (+) signal
LOCK
Any door open → all door close
Press ignition knob switch: ON (Ignition
knob switch)
14 LGInstrument panel
antenna (-) signal
15 LFront console antenna
(+) signal
LOCK
Any door open → all door close
Press ignition knob switch: ON (Ignition
knob switch)
16 PFront console antenna
(-) signal
PIIB5502J
PIIB5502J
Page 615 of 2896

BL-126
INTELLIGENT KEY SYSTEM
Revision: June 20062007 Versa
Key Switch (BCM Input) CheckEIS0092C
1. CHECK KEY SWITCH POWER SUPPLY CIRCUIT
1. Remove mechanical key from ignition switch.
2. Disconnect key switch and ignition knob switch connector.
3. Check voltage between key switch and ignition knob switch and
ground.
OK or NG
OK >> GO TO 2.
NG >> Check harness between key switch and ignition knob switch and fuse.
2. CHECK KEY SWITCH OPERATION
Check continuity of key switch and ignition knob switch.
OK or NG
OK >> GO TO 3.
NG >> Replace key cylinder assembly (built-in key switch).
3. CHECK KEY SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM connector (A) M18 terminal 37 and key switch and ignition knob switch
connector (B) terminal 1.
3. Check continuity between BCM connector (A) M18 terminal 37
and ground.
OK or NG
OK >> Key switch (BCM input) circuit is OK.
NG >> Repair or replace harness between key switch and ignition knob switch and BCM.
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–) Key switch and
ignition knob
switch connectorTerminal
M73 2 Ground Battery voltage
PIIB6598E
Te r m i n a l
Condition of key switch Continuity
Key switch and ignition knob switch
12Insert mechanical key into
ignition switchYe s
Remove mechanical key
from ignition switchNo
PIIB6599E
AB
Continuity
BCM connector TerminalKey switch and
ignition knob
switch connectorTe r m i n a l
M18 37 M73 1 Yes
A
GroundContinuity
BCM connector Terminal
M18 37 No
PIIB6601E