door lock NISSAN X-TRAIL 2003 Electronic User Guide

POWERDOORLOCKSYSTEM
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Wiring Diagram — D/LOCK —EIS001R4
TIWA0004E

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POWER DOOR LOCK SYSTEM
TIWA0005E

POWERDOORLOCKSYSTEM
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TIWA0006E

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POWER DOOR LOCK SYSTEM
TIWA0007E

POWERDOORLOCKSYSTEM
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Terminal and Reference Value for Time Control UnitEIS000KP
Symptom ChartEIS001R5
*:Make sure the power door lock system operates properly.TER-
MINALWIRE
COLORITEM CONDITIONVOLTAGE
(Approximate values)
1 L/B BAT power supply — Battery voltage
4G/RPassenger door and rear door
(LH/RH) lock actuator lockPower door lock switch
Lock operation0V®12V
10 W Power source (C/B) — Battery voltage
11 L Driver door lock actuator lockPower door lock switch
Lock operation0V®12V
14 R/B All door lock actuator unlockPower door lock switch
Unlock operation0V®12V
16 B Ground — 0V
17 G IGN power supply — Battery voltage
18 W/L Key switchKey inserted (ON)®key removed
from IGN key cylinder (OFF)Battery voltage®0V
20 GYPower door lock switch lock sig-
nalLock operation (ON) 0V
Other than above (OFF) 5V
23 PUPower door lock switch unlock
signalUnlock operation (ON) 0V
Other than above (OFF) 5V
24 LG/R Door key cylinder lock switch OFF (Neutral)®ON (Locked) 5V®0V
25 OR/L Door key cylinder unlock switch OFF (Neutral)®ON (Unlocked) 5V®0V
28 Y/G Driver door lock switch signalUnlock (ON) 0V
Lock (OFF) 5V
30 R Driver door switch Door open (ON)®close (OFF) 0V®Battery voltage
Symptom Malfunctioning systemReference
page
Power door lock does not operate using any switchPower supply and ground circuit checkBL-18
Door lock actuator checkBL-20
If above systems are OK, replace time control unit. —
Power door lock does not operate with lock/unlock
switch.Door lock/unlock switch checkBL-18
If above system is OK, replace time control unit. —
Power door lock does not operate with door key cylin-
der switch.Door key cylinder switch checkBL-19
If above system is OK, replace time control unit. —
Specific door lock actuator does not operate.Door lock actuator checkBL-20
If above system is OK, replace time control unit. —
*Key reminder system does not operate.Door switch checkBL-21
Door unlock sensor checkBL-22
Key switch checkBL-23
If above system is OK, replace time control unit. —

BL-18
POWER DOOR LOCK SYSTEM
Power Supply and Ground Circuit Check
EIS001S7
1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect time control unit connector.
3. Check voltage between time control unit harness connector M30 terminal 1(L/B), 10(W) and body ground.
OK or NG?
OK >> GO TO 2
NG >> Check time control unit power supply circuit for open or
short.
2.CHECK GROUND CIRCUIT
Check continuity between time control unit harness connector M30 terminal 16(B) and body ground.
OK or NG?
OK >> Power supply and ground circuit is OK.
NG >> Check time control unit ground circuit for open or short.
Door Lock/Unlock Switch CheckEIS001S8
1.CHECKDOORLOCK/UNLOCKSWITCHSIGNAL
1. Disconnect time control unit harness connector.
2. Check continuity between time control unit harness connector M31 terminal 20(GY), 23(PU) and body
ground.
OK or NG?
OK >> Door lock/unlock switch is OK.
NG >> GO TO 2Te r m i n a l
Vo l ta g e
+–
1
Body
groundBattery voltage
10
SIIA1204E
: Continuity should exist.
SIIA1205E
Te r m i n a l sDoor lock/unlock
switchContinuity
20 – Body
groundLock Yes
Neutral or Unlock No
23 – Body
groundUnlock Yes
Neutral or Lock No
SIIA1206E

POWERDOORLOCKSYSTEM
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2.CHECK DOOR LOCK/UNLOCK SWITCH
1. Disconnect door lock/unlock switch harness connector.
2. Check continuity between door lock/unlock switch terminals 20, 21 and 19.
OK or NG?
OK >> Check the following.
lGround circuit for door lock/unlock switch
lHarness for open or short between door lock/unlock switch and time control unit connector
NG >> Replace door lock/unlock switch.
Door Key Cylinder Switch CheckEIS001S9
1.CHECK DOOR KEY CYLINDER SWITCH SIGNAL (LOCK SIGNAL)
Check voltage between time control unit harness connector M31 terminals 24(LG/R) or 25(OR/L) and body
ground.
OK or NG?
OK >> Door key cylinder switch is OK.
NG >> GO TO 2Te r m i n a l sDoor lock/unlock
switchContinuity
20 – 19Lock Yes
Neutral or Unlock No
21 – 19Unlock Yes
Neutral or Lock No
SIIA1209E
Te r m i na l s
Key position Voltage
+–
24Body
groundNeutral/Unlock Approx. 5
Lock 0
25Body
groundNeutral/Lock Approx. 5
Unlock 0
SIIA1207E

BL-20
POWER DOOR LOCK SYSTEM
2.CHECK DOOR KEY CYLINDER SWITCH
1. Disconnect door key cylinder switch harness connector.
2. Check continuity between door key cylinder switch terminals 1, 2.
OK or NG?
OK >> Check the following.
lDoor key cylinder switch ground circuit
lHarness for open or short between time control unit
and door key cylinder switch
NG >> Replace door key cylinder switch.
Door Lock Actuator CheckEIS001SA
1.CHECK DOOR LOCK ACTUATOR CIRCUIT
Driver side
lCheck voltage between time control unit harness connector M30 terminal 11(L), 14(R/B) and body
ground.
Passenger side and rear LH, RH
lCheck voltage between time control unit harness connector M30 terminal 4(G/R), 14(R/B) and body
ground.
OK or NG?
OK >> GO TO 2
NG >> Replace time control unit. (Before replacing the control unit, performBL-18, "
Door Lock/Unlock
Switch Check".) Terminals Key position Continuity
1–2Neutral No
Lock Yes
SIIA1208E
Door lock/
unlock switchTe r m i n a l s
Vo l ta g e
+–
Unlock 11Body
ground
Approx. 12
Lock 14Body
ground
SIIA1211E
Door lock/
unlock switchTe r m i n a l s
Vo l ta g e
+–
Unlock 4Body
ground
Approx. 12
Lock 14Body
ground
SIIA1212E

POWERDOORLOCKSYSTEM
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2.CHECK DOOR LOCK ACTUATOR
1. Disconnect door lock actuator harness connector.
2. Apply 12V direct current to door lock actuator and check opera-
tion.
( ): Passenger and rear LH door lock actuator.
OK or NG?
OK >> Check harness for open or short between time control
unit connector and door lock actuator.
NG >> Replace door lock actuator.
Door Switch CheckEIS001SB
1.CHECK DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between time control unit harness connector M31 terminal 30(R) and body ground.
OK or NG?
OK >> Door switch is OK.
NG >> GO TO 2Te r m i n a l s
Door lock actuator operation
3 (4) 6 (1)
+ – Locked®Unlocked
– + Unlocked®Locked
SIIA1213E
Terminal Driver's door Voltage
30–BodygroundClosed Approx. 5
Open 0
SIIA1214E

BL-22
POWER DOOR LOCK SYSTEM
2.CHECK DOOR SWITCH
1. Disconnect door switch harness connector.
2. Check continuity between door switch terminals.
OK or NG?
OK >> Check the following.
lDoor switch ground circuit or door switch ground con-
dition
lHarness for open or short between smart entrance
control unit and door switch
NG >> Replace driver's door switch.
Door Unlock Sensor CheckEIS001SC
1.CHECK FRONT DOOR UNLOCK SENSOR INPUT SIGNAL
Check voltage between time control unit harness connector terminal 28 and body ground.
OK or NG?
OK >> Door unlock sensor is OK.
NG >> GO TO 2
2.CHECK FRONT DOOR UNLOCK SENSOR
1. Disconnect driver's door unlock sensor harness connector.
2. Check continuity between door unlock sensor terminals.
OK or NG?
OK >> Check the following.
lDoor unlock sensor ground circuit
lHarness for open or short between time control unit
and door unlock sensor
NG >> Replace door unlock sensor.Terminal Driver's door switch Continuity
2–3Pushed No
Released Yes
SIIA1215E
Te r m i n a l s
Driver's door
lockVo l t a g e
+–
28Body
groundLocked Approx. 5
Unlocked 0
SIIA1216E
Terminal Driver door lock actuator Continuity
2–5Locked No
Unlocked Yes
SIIA1217E