NISSAN NAVARA 2005 Repair Workshop Manual

POWERDOORLOCKSYSTEM
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Work FlowEIS00D81
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer toBL-23, "
System Description".
3. According to the trouble diagnosis, repair or replace the cause of the malfunction. Refer toBL-37, "
Trou-
ble Diagnoses Chart by Symptom".
4. Does power door lock system operate normally?
YES: GO TO 5.
NO:GOTO2.
5. INSPECTION END.
Trouble Diagnoses Chart by SymptomEIS00D82
NOTE:
Always check the “Work Flow” before troubleshooting. Refer toBL-37, "
Work Flow".
Check Power Supply and Ground CircuitEIS00D84
1.FUSE INSPECTION
Check the following.
l50A fusible link (letterG, located in the fuse and fusible link box)
l10A fuse [No. 1, located in the fuse block (J/B)]
l10A fuse [No.21, located in the fuse block (J/B)]
NOTE:
Refer toBL-21, "
Component Parts and Harness Connector Location".
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer toPG-
4, "POWER SUPPLY ROUTING CIRCUIT".
DR UNLOCKThis test is able to check door lock actuator (driver side) lock/unlock operation.
This actuator unlock when “DR UNLOCK” on CONSULT-II screen is touched.
OTHER UNLOCKThis test is able to check all door lock actuators (except driver side) unlock operation.
These actuators unlock when “OTHER UNLOCK” on CONSULT-II screen is touched. Test item in “DOOR LOCK” Content
Symptom Diagnosis service procedure Refer to page
Power door lock does not operate at all.1. Check power supply and ground circuit.BL-37
2. Replace BCMBCS-17
Key reminder system does not operate.1. Check key switch.BL-432. Check door switch (except back door switch).BL-39
3. Replace BCM.BCS-17
Power door does not operate with door lock/unlock
switch, when lock is pressed.1. Check all door switch (except driver side)BL-39
Power door lock does not operate with door lock/
unlock switch.1. Check door lock/unlock switch.BL-52
Specific door does not operate.1.Check front door lock actuator (driver side).BL-482.Check front door lock actuator (passenger side).BL-49
3.Check rear door lock actuator (LH).BL-50
3.Check rear door lock actuator (RH).BL-51
Door lock/unlock switch indicator does not illumi-
nate.1. Check door lock/unlock switch indicator.BL-53
2. Replace BCM.BCS-17
Power door lock does not operate with key cylinder
switch (Without multi-remote control system)1. Check door key cylinder switch.BL-45
2. Replace BCMBCS-17

BL-38
POWER DOOR LOCK SYSTEM
2.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace BCM power supply circuit.
3.CHECK GROUND CIRCUIT
Check continuity between BCM connector M44 terminal 55 and
ground.
OK or NG
OK >> BCM power supply and ground circuit is OK.
NG >> Repair or replace BCM ground circuit.
ConnectorTerminals Ignition switch position
(+) (-) OFF ACC ON
M42 3
Ground0V 0VBattery
voltage
M43 41
Battery
voltageBattery
voltageBattery
voltage
M44 57
MIIB0823E
55 – Ground : Continuity should exist.
MIIB0824E

POWERDOORLOCKSYSTEM
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Check Door SwitchEIS00D85
CHECK DOOR SWITCH (DOUBLE CAB)
1.CHECK DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check door switches (“DOOR SW-DR”, “DOOR SW-AS”, “DOOR SW-RL” and “DOOR SW-RR”) in “DATA
MONITOR” mode with CONSULT-II.
Without CONSULT-II
Check voltage between each door switch connector and ground.
( ): RHD model
OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2.
2.CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch connector.
3. Check continuity between door switch terminal 2 and ground part of door switch.
OK or NG
OK >> GO TO 3.
NG >> Replace door switch.
Monitor item Condition DATA MONITOR
DOOR SW-DR
CLOSE
¯
OPENOFF
¯
ON DOOR SW-AS
DOOR SW-RL
DOOR SW-RR
PIIA6469E
Item ConnectorTerminals
Door
conditionVo l ta g e [V ]
(Approx.)
(+) (-)
Driver sideB19
(B114)2
GroundCLOSE
¯
OPENBattery voltage
¯
0 Rear LH B23 2
Passenger sideB114
(B19)2
Rear RH B116 2
MIIB0773E
Terminal Door switch condition Continuity
2 Ground part of door switchPushed No
Released Yes

BL-40
POWER DOOR LOCK SYSTEM
3.CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between door switch connector B19, B23,
B114, B116 terminals 2 and BCM connector M42 terminals 12,
14, 15, 16.
(): RHD models
3. Check continuity between door switch connector B19, B23, B114, B116 terminal 2 and ground.
(): RHD models
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4.CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Check voltage between each door switch connector B19, B23,
B114, B116 terminal 2 and ground.
(): RHD models
OK or NG
OK >> Check harness condition or door switch installation condition.
NG >> Replace BCM.
Item ConnectorTerminals
Door
conditionContinuity
(+) (–)
Driver sideB19
(B114)215
CLOSE
to
OPENContinuity
should exist. Rear LH B23 2 16
Passenger
sideB114
(B19)214
Rear RH B116 2 12
Item ConnectorTerminals
Door
conditionContinuity
(+) (–)
Driver sideB19
(B114)2
GroundCLOSE
to
OPENContinuity
should not
exist. Rear LH B23 2
Passenger
sideB114
(B19)2
Rear RH B116 2
MIIB0781E
Item ConnectorTerminals
Door
conditionVo l ta g e [V ]
(Approx.)
(+) (–)
Driver sideB19
(B114)2
GroundCLOSE
to
OPENBattery
voltage Rear LH B23 2
Passenger
sideB114
(B19)2
Rear RH B116 2
MIIB0694E

POWERDOORLOCKSYSTEM
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CHECK DOOR SWITCH (KING CAB)
1.CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-II
Check door switches (“DOOR SW-DR”, “DOOR SW-AS”) in DATA MONITOR mode with CONSULT-II. Refer
toBL-36, "
Data Monitor".
lWhen any doors are open:
lWhen any doors are closed:
Without CONSULT-II
Check voltage between door switch connector D74 (Front LH), D94 (Front RH) terminal 2, D72 (Rear upper
LH), D92 (Rear upper RH), D71 (Rear lower LH), D91 (Rear lower RH) terminals 1, 2 and ground.
(): RHD MODELS
OK or NG
OK >> System is OK.
NG >> GO TO 2.DOOR SW-DR : OFF
DOOR SW-AS : OFF
DOOR SW-DR : OFF
DOOR SW-AS : OFF
WIIA0560E
Item ConnectorTerminals
ConditionVo l ta g e (V )
(Approx.)
(+) (-)
Front door
switch LHD74
(D94)
2
GroundOpen
¯
Closed0
¯
Battery
voltage Front door
switch RHD94
(D74)
Rear door
switch No.2 LHD72
(D92)
Rear door
switch No.2 RHD92
(D72)
1 Rear door
switch No.1 LHD71
(D91)
Rear door
switch No.1 RHD91
(D71)
MIIB1062E

BL-42
POWER DOOR LOCK SYSTEM
2.CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector D74 (Front LH), D94 (Front RH) terminal 2, D72 (Rear
upper LH), D92 (Rear upper RH), D71 (Rear lower LH), D91 (Rear lower RH) terminal 1 and BCM con-
nector M42 terminals 14, and 15.
(): RHD MODELS
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3.CHECK DOOR SWITCHES
Check continuity between door switch terminals.
OK or NG
OK >> GO TO 4.
NG >> Replace door switch.
Connector Terminals Item Connector Terminals Condition
M4215Front door
switch LHD74
(D94)2
Continuity
should exist 14Front door
switch RHD94
(D74)2
15Rear door
switch No. 2 LHD72
(D92)1
14Rear door
switch No. 2 RHD92
(D72)1
15Rear door
switch No. 1 LHD71
(D91)1
14Rear door
switch No. 1 RHD91
(D71)1
MIIB1063E
Item Terminals Condition Continuity
Door switches
(front)2-3Open Yes
Closed No
Door switches
(rear upper and lower)1-2Open Yes
Closed No
MIIB1064E

POWERDOORLOCKSYSTEM
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4.CHECK DOOR SWITCHES GROUND CIRCUIT
Check continuity between door switch connector D74 (Front LH), D94 (Front RH) terminal 2, D72 (Rear upper
LH), D92 (Rear upper RH), D71 (Rear lower LH), D91 (Rear lower RH) terminal 1 and ground.
(): RHD MODELS
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
Check Key SwitchEIS00D86
1.CHECK KEY SWITCH INPUT SIGNAL
With CONSULT-II
Check ignition key switch “KEY ON SW” in “DATA MONITOR” mode
with CONSULT-II.
lWhen key is inserted in ignition key cylinder
lWhen key is removed from ignition key cylinder
Without CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM connector and ground.
OK or NG
OK >> Key switch circuit is OK.
NG >> GO TO 2.
Item Connector Terminals Condition
Front door switch
LHD74 (D94) 2
GroundContinuity
should not
exist Front door switch
RHD94 (D74) 2
Rear door switch
No. 2 LHD72 (D92) 1
Rear door switch
No. 2 RHD92 (D72) 1
Rear door switch
No. 1 LHD71 (D91) 1
Rear door switch
No. 1 RHD91 (D71) 1
MIIB1065E
KEY ON SW : ON
KEY ON SW : OFF
PIIA6470E
ConnectorTerminal
ConditionVoltage [V]
(Approx.)
(+) (–)
M42 5 GroundKey is removed from ignition
key cylinder.0
Keyisinsertedintoignition
key cylinder.Battery voltage
MIIB0838E

BL-44
POWER DOOR LOCK SYSTEM
2.CHECK KEY SWITCH SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and key switch connector.
3. Check continuity between BCM harness connector M42 terminal
5 and key switch harness connector M35 terminal 1.
4. Check continuity between BCM harness connector M42 terminal
5 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between key switch and
BCM.
3.CHECK KEY SWITCH
Check continuity between key switch connector M35 terminals 1 and
2.
OK or NG
OK >> Check the following
l10A fuse [No. 22, located in the fuse block (J/B)]
lHarness for open or short between key switch and
fuse.
NG >> Replace key cylinder assembly.5 – 1 : Continuity should exist.
5 – Ground : Continuity should not exist.
MIIB0884E
Terminal Condition Continuity
12Key is removed from ignition key cylinder. No
Key is inserted in ignition key cylinder. Yes
MIIB0840E

POWERDOORLOCKSYSTEM
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Check Door Key Cylinder Switch (LHD Model Only)EIS00DGO
1.CHECK DOOR KEY CYLINDER SWITCH SIGNAL
1. Connect BCM connector and key cylinder switch.
2. Check voltage between BCM and front door lock actuators D10
(driver side), D39 (passenger side) harness connector terminals
4, 6 and ground.
OK or NG
OK >> Door key cylinder switch circuit is OK.
NG >> GO TO 2.
2.CHECK DOOR KEY CYLINDER UNLOCK CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and key cylinder switch connector.
3. Check continuity between BCM connector M42 terminal 32 and
door key cylinder switch connector D10, D39 terminal 6.
4. Check continuity between BCM connector M42 terminal 32 and
ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
Terminals
Condition of door key cylinder switchVo l ta g e [V ]
(Approx.)
(+) (–)
4
GroundNeutral or Lock 5
Unlock 0
6Neutral or Unlock 5
Lock 0
MIIB1013E
Driver side
32 - 6 : Continuity should exist.
Passenger side
32 - 6 : Continuity should exist.
32 - Ground : Continuity should not exist.
MIIB1014E

BL-46
POWER DOOR LOCK SYSTEM
3.CHECK DOOR KEY CYLINDER LOCK CIRCUIT
1. Check continuity between BCM connector M42 terminal 34 and
door key cylinder switch connector D10, D39 terminal 4.
2. Check continuity between BCM connector M42 terminal 34 and
ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4.CHECK DOOR KEY CYLINDER LOCK GROUND HARNESS
Check continuity between key cylinder switch connector D10, D39
terminal 5 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace harness.Driver side
34 - 4 : Continuity should exist.
Passenger side
34 - 4 : Continuity should exist.
34 - Ground : Continuity should not
exist.
MIIB1015E
5 - Ground : Continuity should exist.
MIIB0995E