Page 666 of 2896
BACK DOOR LOCK
BL-177
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D
E
F
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J
K
L
MA
B
BL
Revision: June 20062007 Versa
Wiring Diagram — TLID —EIS009DM
WITHOUT INTELLIGENT KEY SYSTEM
LIWA0553E
Page 667 of 2896
BL-178
BACK DOOR LOCK
Revision: June 20062007 Versa
WITH INTELLIGENT KEY SYSTEM
LIWA0554E
Page 668 of 2896

BACK DOOR LOCK
BL-179
C
D
E
F
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K
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B
BL
Revision: June 20062007 Versa
Terminals and Reference Values for BCMEIS009DN
Refer to BCS-12, "Terminals and Reference Values for BCM" .
Terminals and Reference Values for Intelligent Key UnitEIS009E3
Refer to BL-106, "Terminals and Reference Values for Intelligent Key Unit" .
CONSULT-II Function (BCM)EIS009DO
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II START PROCEDURE
1. Refer to GI-38, "CONSULT-II Start Procedure" .
2. Touch “TRUNK” on “SELECT TEST ITEM” under "BCM" of "SELECT SYSTEM" screen.
3. Select diagnosis mode.
″DATA MONITOR″ and ″ACTIVE TEST″ are available.
BCM
diagnostic test itemDiagnostic mode Description
Inspection by partWORK SUPPORTSupports inspections and adjustments. Commands are transmitted to the
BCM for setting the status suitable for required operation, input/output sig-
nals are received from the BCM and received date is displayed.
DATA MONITOR Displays BCM input/output data in real time.
ACTIVE TESTOperation of electrical loads can be checked by sending drive signal to
them.
SELF-DIAG RESULTS Displays BCM self-diagnosis results.
CAN DIAG SUPPORT MNTRThe result of transmit/receive diagnosis of CAN communication can be
read.
ECU PART NUMBER BCM part number can be read.
CONFIGURATION Performs BCM configuration read/write functions.
BCIA0031E
Page 669 of 2896

BL-180
BACK DOOR LOCK
Revision: June 20062007 Versa
CONSULT-II APPLICATION ITEMS
Data Monitor
* : With Intelligent Key system
** : Without Intelligent Key system
Active Test
Work FlowEIS009DP
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to BL-176, "
System Description" .
3. Repair or replace any malfunctioning parts. Refer to BL-180, "
Trouble Diagnosis Chart by Symptom" .
4. Does back door opener operate normally? If Yes, GO TO 5. If No, GO TO 3.
5. INSPECTION END
Trouble Diagnosis Chart by SymptomEIS009DQ
BCM Power Supply and Ground CircuitEIS009DR
Refer to BCS-16, "BCM Power Supply and Ground Circuit Check" .
Monitor item Content
IGN ON SW Indicates [ON/OFF] condition of ignition switch.
KEYLESS TRUNK** This is displayed even when it is not equipped.
I-KEY TRUNK* Momentarily indicates [ON/OFF] condition of back door open signal from back door opener switch.
TRNK OPNR SW** Indicates [ON/OFF] condition of back door open signal from back door opener switch.
VEHICLE SPEED This is displayed even when it is not equipped.
Test item Content
TRUNK/BACK DOORThis test is able to check back door lock assembly (actuator) unlock operation.
Actuator opens back door lock assembly when “OPEN” on CONSULT-II screen is touched.
Symptom Diagnoses/service procedureReference
page
Back door opener does not operate.
(Without Intelligent Key or power windows)1. Check BCM power supply and ground circuit.BCS-16
2. Check back door opener switch circuit.BL-181
3. Check back door lock assembly (actuator) circuit.BL-189
4. Replace BCM.BCS-25
Back door opener does not operate.
(Without Intelligent Key, with power windows)1. Check BCM power supply and ground circuit.BCS-162. Check back door opener switch circuit.BL-184
3. Check back door lock assembly (actuator) circuit.BL-189
4. Replace BCM.BCS-25
Back door opener does not operate.
(With Intelligent Key)1. Check BCM power supply and ground circuit.BCS-16
2.Check Intelligent Key power supply and ground cir-
cuit.BL-123
3. Check back door opener switch circuit.BL-187
4. Check back door lock assembly (actuator) circuit.BL-189
5. Replace BCM.BCS-25
Page 670 of 2896

BACK DOOR LOCK
BL-181
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B
BL
Revision: June 20062007 Versa
Check Back Door Opener Switch Circuit (Without Intelligent Key or Power Win-
dows)
EIS009DS
1. CHECK BACK DOOR OPENER SWITCH SIGNAL 1
With CONSULT-II
1. Insure front door lock knob LH is turned to the UNLOCK position.
2. Check back door opener switch (“TRNK OPNR SW”) in “DATA MONITOR” mode with CONSULT-II.
Without CONSULT-II
1. Insure front door lock knob LH is turned to the UNLOCK position.
2. Check voltage between BCM connector M18 terminal 30 and ground.
OK or NG
OK >> Back door opener switch is OK.
NG >> GO TO 2.
2. CHECK BACK DOOR OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect BCM and back door opener switch connector.
3. Check continuity between BCM connector (A) M18 terminal 30 and back door opener switch connector
(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.
Test item Condition
TRNK OPNR SWBack door opener switch is pushed: ON
Back door opener switch is released: OFF
WIIA1270E
Te r m i n a l s
Door conditionVoltage (V)
(Approx.) (+)
(–)
BCM
connectorTe r m i n a l
M18 30 GroundBack door
opener switchPushed 0
Released Battery voltage
PIIB6468E
AB
Continuity
BCM connector TerminalBack door opener
switch connectorTe r m i n a l
M18 30 D408 1 Yes
A
GroundContinuity
BCM connector Terminal
M18 30 No
PIIB6469E
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BL-184
BACK DOOR LOCK
Revision: June 20062007 Versa
Check Back Door Opener Switch Circuit (Without Intelligent Key, With Power
Windows)
EIS009DV
1. CHECK BACK DOOR OPENER SWITCH SIGNAL 1
With CONSULT-II
1. Insure front door lock knob RH is turned to the UNLOCK position.
2. Check back door opener switch (“TRNK OPNR SW”) in “DATA MONITOR” mode with CONSULT-II.
Without CONSULT-II
1. Insure front door lock knob RH is turned to the UNLOCK position.
2. Check voltage between BCM connector M18 terminal 30 and ground.
OK or NG
OK >> Back door opener switch is OK.
NG >> GO TO 2.
2. CHECK BACK DOOR OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect BCM and back door opener switch connector.
3. Check continuity between BCM connector (A) M18 terminal 30 and back door opener switch connector
(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.
Test item Condition
TRNK OPNR SWBack door opener switch is pushed: ON
Back door opener switch is released: OFF
WIIA1270E
Te r m i n a l s
Door conditionVoltage (V)
(Approx.) (+)
(–)
BCM
connectorTerminal
M18 30 GroundBack door
opener switchPushed 0
Released Battery voltage
PIIB6468E
AB
Continuity
BCM connector TerminalBack door opener
switch connectorTe r m i n a l
M18 30 D408 1 Yes
A
GroundContinuity
BCM connector Terminal
M18 30 No
PIIB6469E
Page 676 of 2896

BACK DOOR LOCK
BL-187
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K
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MA
B
BL
Revision: June 20062007 Versa
Check Back Door Opener Switch Circuit (With Intelligent Key)EIS009DW
1. CHECK BACK DOOR OPENER SWITCH SIGNAL
With CONSULT-II
Check back door opener switch (“I-KEY TRNK”) in “DATA MONI-
TOR” mode with CONSULT-II.
Without CONSULT-II
Check voltage between Intelligent Key unit connector M52 terminal
24 and ground.
OK or NG
OK >> Back door opener switch is OK.
NG >> GO TO 2.
2. CHECK BACK DOOR OPENER SWITCH CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and back door opener switch connector.
3. Check continuity between Intelligent Key unit connector (A) M52 terminal 24 and back door opener switch
connector (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.
Test item Condition
I-KEY TRNKBack door opener switch is pushed: ON (momentarily)
Back door opener switch is released: OFF
Te r m i n a l s
Door conditionVoltage (V)
(Approx.) (+)
(–) Intelligent
Key unit
connectorTe r m i n a l
M52 24 GroundBack door
opener switchPushed 0
Released 5
WIIA1278E
WIIA1279E
AB
Continuity
Intelligent Key
unit connectorTe r m i n a lBack door opener
switch connectorTe r m i n a l
M52 24 D408 1 Yes
A
GroundContinuity
Intelligent Key unit connector Terminal
M52 24 No
WIIA1280E
Page 677 of 2896

BL-188
BACK DOOR LOCK
Revision: June 20062007 Versa
3. CHECK BACK DOOR OPENER SWITCH
Check continuity between back door opener switch terminals 1 and 2.
OK or NG
OK >> GO TO 4.
NG >> Replace back door opener switch.
4. CHECK BACK DOOR OPENER SWITCH GROUND CIRCUIT
Check continuity between back door opener switch connector termi-
nal 2 and ground.
OK or NG
OK >> GO TO 6.
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-160, "
Removal
and Installation of Intelligent Key Unit" .
Te r m i n a l
Back door opener
switch conditionContinuity
Back door opener switch
12Pushed Yes
Released No
PIIB6470E
Back door opener switch
connectorTe r m i n a l
GroundContinuity
D408 2 Yes
PIIB6472E
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–)
Intelligent Key unit
connectorTerminal
M52 24 Ground 5
WIIA1279E