2003 NISSAN X-TRAIL lock

BL-64
POWER DOOR LOCK — SUPER LOCK —

Back Door Lock Actuator CheckEIS008EM
1. CHECK DOOR LOCK SIGNAL
1. Turn ignition switch OFF.
2. Disconnect back door lock actuator connector.
3. Check voltage between door lock actuator connector and
ground.
OK or NG
OK >> Replace back door lock actuator.
NG >> GO TO 2.
2. CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between time control unit harness connector
M30 terminal 4 (G/R), 14(R/B) and back door lock actuator har-
ness connector D46 terminal 2(R/B), 4(G/R).
3. Check continuity between time control unit harness connector
M30 terminal 4 (G/R), 14 (R/B) and ground.
OK or NG
OK >> Replace time control unit.
NG >> Replace harness or connector.
3. CHECK TIME CONTROL UNIT OUTPUT SIGNAL
1. Connect time control unit connector.
2. Check signal between time control unit connector and ground.
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace time control unit.
Connec-
torTerminals
(wire color)Condition of door lock/
unlock switchVoltage [V]
(Approx.)
(+) (–)
D462 (R/B)
GroundLocked
Battery voltage
4 (G/R) Unlocked
PIIB0360E
4 (G/R) – 4 (G/R) : Continuity should exist.
14 (R/B) – 2 (R/B) : Continuity should exist.
4 (G/R) – Ground : Continuity should not exist.
14 (R/B) – Ground : Continuity should not exist.
PIIB0359E
Con-
nectorTerminals
(wire color)Condition of door
lock/unlock
switchSignal
(Reference value)
(+) (–)
M304 (G/R)
Groundunlocked
14
(R/B)locked
PIIB0518E
SKIA9232E

POWER DOOR LOCK — SUPER LOCK —
BL-65
C
D
E
F
G
H
J
K
L
MA
B
BL

Door Switch CheckEIS008EN
1. CHECK FRONT DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between time control unit connector and ground.
OK or NG
OK >> Door switch is OK.
NG >> GO TO 2.
2. CHECK FRONT DOOR SWITCH
1. Disconnect door switch (driver side) connector.
2. Check continuity between door switch (driver side) terminals.
OK or NG
OK >> GO TO 3.
NG >> Replace front door switch (driver side).
3. CHECK FRONT DOOR SWITCH (DRIVER SIDE) CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between time control unit harness connector
M31 terminal 30 (R) and front door switch (driver side) harness
connector B16 terminal 2 (R).
3. Check continuity between time control unit harness connector
M31 terminal 30 (R) and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
ConnectorTerminal (wire color)
Condition of
driver's doorVoltage [V]
(Approx.)
(+) (-)
M31 30 (SB) GroundClosed Battery voltage
Open 0
PIIA8665E
Connector TerminalCondition of door switch
(driver side)Continuity
B16 2 – 3Pushed No
Released Yes
PIIB0353E
30 (R) – 2 (R) : Continuity should exist.
30 (R) – Ground : Continuity should not exist.
PIIA8667E

BL-66
POWER DOOR LOCK — SUPER LOCK —

4. CHECK DOOR SWITCH (DRIVER SIDE) GROUND CIRCUIT
1. Check continuity between front door switch (driver side) harness
connector B16 terminal 3 (B) and ground.
OK or NG
OK >> Replace time control unit.
NG >> Repair harness or connector.
Door Unlock Sensor CheckEIS008EO
1. CHECK FRONT DOOR UNLOCK SENSOR INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between time control unit connector and ground.
OK or NG
OK >> Door unlock sensor is OK.
NG >> GO TO 2.
2. CHECK UNLOCK SENSOR CIRCUIT
1. Disconnect time control unit connector and front door lock actuator (driver side) connector.
2. Check continuity between time control unit harness connector
M31 terminal 28 (Y/G) and front door lock actuator (driver side)
harness connector D9 terminal 5 (Y/G).
3. Check continuity between time control unit harness connector
M31 terminal 28 (Y/G) and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK DOOR SWITCH (DRIVER SIDE) GROUND CIRCUIT
Check continuity between front door lock actuator (driver side) har-
ness connector D9 terminal 5 (B) and ground.
OK or NG
OK >> Replace time control unit.
NG >> Repair harness or connector.3 (B) – Ground : Continuity should exist.
PIIB0361E
ConnectorTerminals
Driver's door lock/
unlock switchVoltage [V]
(Approx.)
(+) (–)
M31 28 (Y/G) GroundLocked 10
Unlocked 0
SIIA1216E
28 (Y/G) – 5 (Y/G) : Continuity should exist.
28 (Y/G) – Ground : Continuity should not exist.
PIIB0362E
5 (B) – Ground : Continuity should exist.
PIIB0363E

POWER DOOR LOCK — SUPER LOCK —
BL-67
C
D
E
F
G
H
J
K
L
MA
B
BL

Key Switch CheckEIS008EP
1. CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit connector 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 >> GO TO 3.
NG >> Replace key switch.
3. CHECK KEY SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect time control unit connector.
3. Check continuity between time control unit harness connector
M31 terminal 18 (W/L) and key switch harness connector M9
terminal 2 (W/L).
4. Check continuity between time control unit harness connector
M31 terminal 18 (W/L) and ground.
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
NG >> Repair harness or connector.
ConnectorTerminals (Wire color)
Condition of key
switchVoltage [V]
(Approx.)
(+) (–)
M31 18 (W/L) Groundinserted Battery voltage
removed 0
PIIA8670E
Connector Terminals Condition of key switch Continuity
M9 1 2inserted Yes
removed No
SIIA1219E
18 (W/L) – 2 (W/L) : Continuity should exist.
18 (W/L) – Ground : Continuity should not exist.
PIIB0364E

BL-68
POWER DOOR LOCK — SUPER LOCK —

Super Lock Actuator (Driver Side) CheckEIS001SK
1. CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
1. Turn ignition switch OFF.
2. Disconnect front door lock actuator (driver side) connector.
3. Check voltage for super lock actuator.
OK or NG
OK >> GO TO 2.
NG >> Check other malfunctioning system, refer to BL-54, "
SYMPTOM CHART" .
2. CHECK SUPER LOCK SET SIGNAL CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and front door lock actuator (driver side)
harness connector D9 terminal 4 (Y/R)
3. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and ground
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK SUPER LOCK RELEASE SIGNAL CIRCUIT
1. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and front door lock actuator (driver side)
harness connector D9 terminal 1 (L/Y)
2. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and ground
OK or NG
OK >> Replace driver side door lock actuator.
NG >> Repair harness or connector.
Connec-
torTerminal
(Wire color)Condition of
door key cyl-
inder switchSignal
(Reference value)
(+) (-)
M306 (Y/R)
GroundLocked (Set)
3 (L/Y)Unlocked
(Released)
PIIB0519ESKIA9232E
6 (Y/R) – 4 (Y/R) : Continuity should exist.
6 (Y/R) – Ground : Continuity should not exist.
PIIB0365E
3 (L/Y) - 1 (L/Y) : Continuity should exist.
3 (L/Y) - Ground : Continuity should not exist.
PIIB0366E

POWER DOOR LOCK — SUPER LOCK —
BL-69
C
D
E
F
G
H
J
K
L
MA
B
BL

Super Lock Actuator (Passenger Side) CheckEIS008EQ
1. CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
1. Turn ignition switch OFF.
2. Disconnect front door lock actuator (passenger side) connector.
3. Check voltage for super lock actuator.
OK or NG
OK >> GO TO 2.
NG >> Check other malfunctioning system, refer to BL-54, "
SYMPTOM CHART" .
2. CHECK SUPER LOCK SET SIGNAL CIRCUIT
1. Disconnect time control unit and front door lock actuator (pas-
senger side) connector.
2. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and front door lock actuator (passenger
side) harness connector D17 terminal 3 (Y/R)
3. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and ground
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK SUPER LOCK RELEASE SIGNAL CIRCUIT
1. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and front door lock actuator (passenger
side) harness connector D17 terminal 6 (L/Y)
2. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and ground
OK or NG
OK >> Replace front door lock actuator (passenger side).
NG >> Repair harness or connector.
Connec-
torTerminal
(Wire color)Condition of
door key cylin-
der switchSignal
(Reference value)
(+) (-)
M306 (Y/R)
GroundLocked (Set)
3 (L/Y)Unlocked
(Released)
PIIB0519E
SKIA9232E
6 (Y/R) – 3 (Y/R) : Continuity should exist.
6 (Y/R) – Ground : Continuity should not exist.
PIIB0367E
3 (L/Y) – 6 (L/Y) : Continuity should exist.
3 (L/Y) – Ground : Continuity should not exist.
PIIB0368E

BL-70
POWER DOOR LOCK — SUPER LOCK —

Super Lock Actuator Check / Rear LHEIS008ER
1. CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
1. Turn ignition switch OFF.
2. Disconnect rear door lock actuator LH connector.
3. Check voltage for super lock actuator.
OK or NG
OK >> GO TO 2.
NG >> Check other malfunctioning system, refer to BL-54, "
SYMPTOM CHART" .
2. CHECK SUPER LOCK SET SIGNAL CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and rear door lock actuator LH harness
connector D35 terminal 3 (Y/R)
3. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and ground
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK SUPER LOCK RELEASE SIGNAL CIRCUIT
1. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and rear door lock actuator LH harness
connector D35 terminal 3 (L/Y)
2. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and ground
OK or NG
OK >> Replace rear door lock actuator LH.
NG >> Repair harness or connector.
Connec-
torTerminal
(Wire color)Condition of
door key cyl-
inder switchSignal
(Reference value)
(+) (-)
M826 (Y/R)
GroundLocked (Set)
3 (L/Y)Unlocked
(Released)
PIIB0519ESKIA9232E
6 (Y/R) – 3 (Y/R) : Continuity should exist.
6 (Y/R) – Ground : Continuity should not exist.
PIIB0369E
3 (L/Y) – 6 (L/Y) : Continuity should exist.
3 (L/Y) – Ground : Continuity should not exist.
PIIB0370E

POWER DOOR LOCK — SUPER LOCK —
BL-71
C
D
E
F
G
H
J
K
L
MA
B
BL

Super Lock Actuator Check / Rear RHEIS008ES
1. CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
1. Turn ignition switch OFF.
2. Disconnect rear door lock actuator RH connector.
3. Check voltage for super lock actuator.
OK or NG
OK >> GO TO 2.
NG >> Check other malfunctioning system, refer to BL-54, "
SYMPTOM CHART" .
2. CHECK SUPER LOCK SET SIGNAL CIRCUIT
1. Disconnect time control unit and rear door lock actuator RH con-
nector.
2. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and rear door lock actuator RH harness
connector D25 terminal 4 (Y/R)
3. Check continuity between time control unit harness connector
M30 terminal 6 (Y/R) and ground
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK SUPER LOCK RELEASE SIGNAL CIRCUIT
1. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and rear door lock actuator RH harness
connector D25 terminal 1 (L/Y)
2. Check continuity between time control unit harness connector
M30 terminal 3 (L/Y) and ground
OK or NG
OK >> Replace rear door lock actuator RH.
NG >> Repair harness or connector.
Connec-
torTerminal
(Wire color)Condition of
door key
cylinder
switchSignal
(Reference value)
(+) (-)
M826 (Y/R)
GroundLocked
(Set)
3 (L/Y)Unlocked
(Released)
PIIB0519ESKIA9232E
6 (Y/R) – 4 (Y/R) : Continuity should exist.
6 (Y/R) - Ground : Continuity should not exist.
PIIB0371E
3 (L/Y) – 1 (L/Y) : Continuity should exist.
3 (L/Y) – Ground : Continuity should not exist.
PIIB0372E