2001 NISSAN X-TRAIL door lock

POWER DOOR LOCK — SUPER LOCK —
BL-47
C
D
E
F
G
H
J
K
L
MA
B
BL
Rear Door Lock Actuator RH CheckEIS004DW
1.CHECK DOOR LOCK SIGNAL
●Disconnect rear door lock actuator RH connector.
●Check voltage between door lock actuator harness connector D26 terminal 3(R/B), 6(G/R) and ground.
OK or NG
OK >> GO TO 2
NG >> GO TO 3
2.CHECK DOOR LOCK ACTUATOR
1. Disconnect rear door lock actuator RH connector.
2. Apply 12V direct current to rear door lock actuator RH and
check operation.
OK or NG
OK >> Check harness connection.
NG >> Replace rear door lock actuator RH.
3.CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between rear door lock actuator RH harness
connector D26 terminal 3 (R/B), 6 (G/R) and time control unit
harness connector M30 terminal 4 (G/R), 14 (R/B)
OK or NG
OK >> Replace time control unit.
NG >> Check harness for open or short between time control unit and rear door lock actuator RH. Terminals Condition of door
lock/unlock
switchVo l t a g e [ V ]
+–
3 (R/B) Ground Locked
Approx. 12
6 (G/R) Ground Unlocked
PIIA4291E
Te r m i n a l
Door lock actuator operation
+–
36 Unlock → Lock
63 Lock → Unlock
SIIA1531E
Te r m i n a l s
Continuity
Door lock actuator Time control unit
3 (R/B) 14 (R/B) Yes
6 (G/R) 4 (G/R) Yes
PIIA4292E

BL-48
POWER DOOR LOCK — SUPER LOCK —
Back Door Lock Actuator Check
EIS004DX
1. CHECK DOOR LOCK SIGNAL
●Disconnect back door lock actuator connector.
●Check voltage between door lock actuator harness connector
D46 terminal 2(R/B), 4(G/R) and ground.
OK or NG
OK >> GO TO 2
NG >> GO TO 3
2. CHECK DOOR LOCK ACTUATOR
1. Disconnect back door lock actuator connector.
2. Apply 12V direct current to back door lock actuator and check
operation.
OK or NG
OK >> Check harness connection.
NG >> Replace back door lock actuator.
3. CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between back door lock actuator harness con-
nector D46 terminal 2(R/B), 4(G/R) and time control unit har-
ness connector M30 terminal 4 (G/R), 14(R/B).
OK or NG
OK >> Replace time control unit.
NG >> Check harness for open or short between time control unit and back door lock actuator. Te r m i n a l s
Condition of door
lock/unlock switchVoltage [V]
+–
2 (R/B) Ground Locked
Approx. 12
4 (G/R) Ground Unlocked
SIIA1533E
Te r m i n a l s
Door lock actuator operation
+–
24 Unlock → Lock
42 Lock → Unlock
SIIA1534E
Te r m i n a l s
Continuity
Door lock actuator Time control unit
2 (R/B) 14 (R/B) Yes
4 (G/R) 4 (G/R) Yes
SIIA1535E

POWER DOOR LOCK — SUPER LOCK —
BL-49
C
D
E
F
G
H
J
K
L
MA
B
BL
Door Switch CheckEIS004DY
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 ground.
OK or NG
OK >> Door switch is OK.
NG >> GO TO 2
2.CHECK DOOR SWITCH
1. Disconnect door switch (driver side) connector.
2. Check continuity between door switch (driver side) terminals.
OK or NG
OK >> Check the following.
●Door switch (driver side) ground circuit or door switch
ground condition
●Harness for open or short between time control unit
and door switch (driver side)
NG >> Replace driver's door switch (driver side).Te r m i n a lCondition of
driver's doorVo l ta g e [ V ]
30 – GroundClosed Approx. 5
Open 0
SIIA1214E
Te r m i n a lCondition of door
switch (driver side)Continuity
2 – 3Pushed No
Released Yes
SIIA1215E

BL-50
POWER DOOR LOCK — SUPER LOCK —
Door Unlock Sensor Check
EIS004DZ
1. CHECK FRONT DOOR UNLOCK SENSOR INPUT SIGNAL
Check voltage between time control unit harness connector terminal
28 and 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 connector.
2. Check continuity between door unlock sensor terminals.
OK or NG
OK >> Check the following.
●Door unlock sensor ground circuit
●Harness for open or short between time control unit
and door unlock sensor
NG >> Replace door unlock sensor.Te r m i n a l s
Driver's door lock/
unlock switchVoltage [V]
+–
28 GroundLocked Approx. 5
Unlocked 0
SIIA1216E
Terminal Driver door lock actuator Continuity
2 – 5Locked No
Unlocked Yes
SIIA1217E

POWER DOOR LOCK — SUPER LOCK —
BL-51
C
D
E
F
G
H
J
K
L
MA
B
BL
Key Switch CheckEIS004E0
1.CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit terminal 18 and ground.
OK or NG
OK >> Key switch is OK.
NG >> GO TO 2.
2.CHECK KEY SWITCH (INSERT)
1. Disconnect key switch connector.
2. Check continuity between key switch terminals 1 and 2.
OK or NG
OK >> Check the following.
●10A fuse [No. 28, located in fuse block (J/B)]
●Harness for open or short between key switch and fuse
●Harness for open or short between time control unit and key switch
NG >> Replace key switch.Te r m i n a l s
Condition of key
switchVo l ta g e [ V ]
+–
18 Groundinserted Approx. 12
removed 0
SIIA1218E
Te r m i n a l sCondition of key
switchContinuity
12inserted Yes
removed No
SIIA1219E

BL-52
POWER DOOR LOCK — SUPER LOCK —
Super Lock Actuator Check
EIS001SK
1. CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
Check voltage for super lock actuator.
OK or NG
OK >> GO TO 2
NG >> Check other malfunctioning system, refer to BL-40,
"SYMPTOM CHART" .
2. CHECK SUPER LOCK ACTUATOR
1. Disconnect door lock actuator assembly connector.
2. Set lever A in lock position.
3. Apply 12V direct current to door lock actuator assembly and
check operation.
(): Driver and rear LH door lock actuator.
OK or NG
OK >> Check harness between time control unit and super lock
actuator.
NG >> Replace super lock actuator.Te r m i n a l s
Condition of door
key cylinder switchVoltage [V]
+–
6
GroundLock (Set)
Approx. 12
3 Unlock (Released)
SIIA1222E
Super lock actuator
operationTe r m i n a l s
Connection from
lever B to lever A
(+) (–)
Release → Set 6 (1) 3 (4) Disconnect
Set→ Released 3 (1) 6 (4) Connect
PIIA4268E

POWER DOOR LOCK — SUPER LOCK —
BL-53
C
D
E
F
G
H
J
K
L
MA
B
BL
NATS Release Signal CheckEIS001SN
1.CHECK NATS SIGNAL CIRCUIT
1. Disconnect time control unit connector and NATS IMMU con-
nector.
2. Check continuity between time control unit terminal 34 and
NATS IMMU terminal 3.
3. Check continuity between time control unit terminal 34 and
ground.
OK or NG
OK >> GO TO 2
NG >> Repair harness.
2.CHECK NATS RELEASE SIGNAL
1. Connect time control unit connector and NATS IMMU connector.
2. Check voltage between time control unit terminal 34 and ground.
OK or NG
OK >> Replace time control unit.
NG >> Check NATS system.Continuity should exist.
Continuity should not exist.
SIIA1224E
Te r m i n a l
Condition of ignition switch Voltage [V]
+–
34 GroundOFF
Approx. 5
More than 17 seconds after
ignition switch is turned to ON
For 17 seconds after ignition
switch is turned to ONPulse
SIIA1225E

BL-54
POWER DOOR LOCK — SUPER LOCK —
Ignition Switch “ON” Circuit Check
EIS001SP
1. CHECK IGNITION ON SIGNAL
1. Disconnect time control unit connector.
2. Check voltage between time control unit terminal 17 and ground.
OK or NG
OK >> Ignition ON signal is OK.
NG >> Check the following.
●10A fuse [No. 5, located in fuse block (J/B)]
●Harness for open or short between time control unit and fuse Terminal Ignition switch position
+ – OFF ACC ON
17 Ground 0V 0VBattery
voltage
SIIA1226E