NISSAN X-TRAIL 2001 Service Repair Manual

POWER DOOR LOCK — SUPER LOCK —
BL-39
C
D
E
F
G
H
J
K
L
MA
B
BL
Trouble DiagnosesEIS001R9
PRELIMINARY CHECK
After performing preliminary check, go to SYMPTOM CHART.
SIIA2239E

BL-40
POWER DOOR LOCK — SUPER LOCK —
SYMPTOM CHART
NOTE:
Before starting trouble diagnoses below, perform preliminary check.
Symptom numbers in the symptom chart correspond with those of Preliminary check.
*:Make sure the power door lock system operates properly.Symptom Malfunctioning systemReference
page
SYMPTOM 1
Power door lock does not operate using any switchPower supply and ground circuit checkBL-41
Front door lock actuator check (Driver side)BL-44
Front door lock actuator check (Passenger side)BL-45
Rear door lock actuator check LH BL-46
Rear door lock actuator check RHBL-47
Back door lock actuator checkBL-48
If above systems are OK, replace time control unit. —
SYMPTOM 2
Power door lock does not operate with lock/unlock
switch.Door lock/unlock switch checkBL-42
If above system is OK, replace time control unit. —
SYMPTOM 3
Power door lock does not operate with door key cylinder
switch.Door key cylinder switch checkBL-43
If above system is OK, replace time control unit. —
SYMPTOM 4
Specific door lock actuator does not operate.Front door lock actuator check (Driver side)BL-44
Front door lock actuator check (Passenger side)BL-45
Rear door lock actuator check LH BL-46
Rear door lock actuator check RHBL-47
Back door lock actuator checkBL-48
If above system is OK, replace time control unit. —
SYMPTOM 5
Super lock cannot be set by door key cylinder.Door key cylinder switch checkBL-43
Super lock actuator checkBL-52
Key switch checkBL-51
Ignition switch "ON" circuit checkBL-54
If above systems are OK, replace time control unit. —
SYMPTOM 6
*Super lock cannot be released by door key cylinder.Door key cylinder switch checkBL-43
Super lock actuator checkBL-52
If above systems are OK, replace time control unit. —
SYMPTOM 7
*Super lock cannot be released by ignition key switch.
(Signal from NATS IMMU)Super lock actuator checkBL-52
NATS release signal checkBL-53
Ignition switch "ON" circuit checkBL-54
If above systems are "OK", replace time control unit. —
SYMPTOM 8
Specific super lock actuator does not operate.Super lock actuator checkBL-52
If above system is OK, replace time control unit. —
SYMPTOM 9
*Key reminder system does not operate.Door switch checkBL-49
Door unlock sensor checkBL-50
Key switch checkBL-51
If above system is OK, replace time control unit. —

POWER DOOR LOCK — SUPER LOCK —
BL-41
C
D
E
F
G
H
J
K
L
MA
B
BL
Power Supply and Ground Circuit CheckEIS004DQ
1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect time control unit connector.
3. Check voltage between time control unit and ground.
OK or NG
OK >> GO TO 2
NG >> Check the following.
●Harness for open or short between time control unit and fuse
●Harness for open or short between circuit breaker
2.CHECK GROUND CIRCUIT
Check continuity between time control unit harness connector M30
terminal 16 (B) and ground.
OK or NG
OK >> Power supply and ground circuit is OK.
NG >> Replace harness or connector.Terminal Ignition switch position
+ – OFF ACC ON
1
GroundBattery
voltageBattery
voltageBattery
voltage
10Battery
voltageBattery
voltageBattery
voltage
PIIA3645E
Continuity should exist.
PIIA3646E

BL-42
POWER DOOR LOCK — SUPER LOCK —
Door Lock/Unlock Switch Check
EIS004DR
1. CHECK DOOR LOCK/UNLOCK SWITCH SIGNAL
1. Disconnect time control unit connector.
2. Check continuity between time control unit harness connector
M31 terminal 20 (GY), 23 (PU) and ground.
OK or NG
OK >> Door lock/unlock switch is OK.
NG >> GO TO 2
2. CHECK DOOR LOCK/UNLOCK SWITCH
1. Disconnect power window main switch connector.
2. Check continuity between power window main switch terminals
20, 21 and 19.
OK or NG
OK >> Check the following.
●Ground circuit for power window main switch
●Harness for open or short between power window main switch and time control unit
NG >> Replace power window main switch.Te r m i n a l sCondition of door
lock/unlock switchContinuity
20 – GroundLock Yes
Neutral or Unlock No
23 – GroundUnlock Yes
Neutral or Lock No
PIIA3641E
Te r m i n a l sCondition of door
lock/unlock switchContinuity
20 – 19Locked Yes
Neutral or Unlocked No
21 – 19Unlocked Yes
Neutral or Locked No
PIIA3642E

POWER DOOR LOCK — SUPER LOCK —
BL-43
C
D
E
F
G
H
J
K
L
MA
B
BL
Door Key Cylinder Switch CheckEIS004DS
1.CHECK DOOR KEY CYLINDER SWITCH SIGNAL (LOCK SIGNAL)
Check voltage between time control unit harness connector M31 ter-
minals 24 (LG/R) or 25 (OR/L) and ground.
OK or NG
OK >> Door key cylinder switch is OK.
NG >> GO TO 2
2.CHECK DOOR KEY CYLINDER SWITCH
1. Disconnect door key cylinder switch connector.
2. Check continuity between door key cylinder switch.
OK or NG
OK >> Check the following.
●Door key cylinder switch ground circuit
●Harness for open or short between time control unit and door key cylinder switch
NG >> Replace door key cylinder switch.Te r m i n a l s
Condition of door
key cylinder switchVo l t a g e [ V ]
+–
24 GroundLocked 0
Neutral or Unlocked Approx. 5
25 GroundUnlocked 0
Neutral or Locked Approx. 5
PIIA3643E
Te r m i n a l sCondition of door key
cylinder switchContinuity
1 – 2Neutral No
Lock Yes
2– 3Neutral No
Unlock Yes
PIIA3644E

BL-44
POWER DOOR LOCK — SUPER LOCK —
Front Door Lock Actuator (Driver Side) Check
EIS004DT
1. CHECK DOOR LOCK SIGNAL
1. Disconnect door lock actuator (driver side) connector.
2. Check voltage between door lock actuator harness connector
D9 terminal 3(R/B), 6(L) and ground.
OK or NG
OK >> GO TO 2
NG >> GO TO 3
2. CHECK DOOR LOCK ACTUATOR
1. Disconnect door lock actuator (driver side) connector.
2. Apply 12V direct current to door lock actuator and check opera-
tion.
OK or NG
OK >> Check harness connection.
NG >> Replace door lock actuator (driver side).
3. CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between door lock actuator (driver side) har-
ness connector D9 terminal 3(R/B), 6(L) and time control unit
harness connector M30 terminal 11(L), 14(R/B).
OK or NG
OK >> Replace time control unit.
NG >> Check harness for open or short between time control unit and door lock actuator. Te r m i n a l s
Condition of door
lock/unlock switchVoltage [V]
+–
3 (R/B) Ground Locked
Approx. 12
6 (L) Ground Unlocked
PIIA4284E
Te r m i n a l
Door lock actuator operation
+–
36 Unlock → Lock
63 Lock → Unlock
PIIA4285E
Te r m i n a l s
Continuity
Door lock
actuatorTime control unit
3 (R/B) 14 (R/B) Yes
6 (L) 11 (L) Yes
PIIA4286E

POWER DOOR LOCK — SUPER LOCK —
BL-45
C
D
E
F
G
H
J
K
L
MA
B
BL
Front Door Lock Actuator (Passenger Side) CheckEIS004DU
1.CHECK DOOR LOCK SIGNAL
1. Disconnect door lock actuator (passenger side) connector.
2. Check voltage between door lock actuator harness connector
D17 terminal 1(G/R), 4(R/B) and ground.
OK or NG
OK >> GO TO 2
NG >> GO TO 3
2.CHECK DOOR LOCK ACTUATOR
1. Disconnect door lock actuator (passenger side) connector.
2. Apply 12V direct current to door lock actuator and check opera-
tion.
OK or NG
OK >> Check harness connection.
NG >> Replace door lock actuator (passenger side).
3.CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between door lock actuator (passenger side)
harness connector D17 terminal 1(G/R), 4(R/B) 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 door lock actuator. Terminals Condition of
door lock/
unlock switchVoltage [V]
+–
4 (R/B) Ground Locked
Approx. 12
1 (G/R) Ground Unlocked
PIIA4287E
Te r m i n a l
Door lock actuator operation
+–
41 Unlock → Lock
14 Lock → Unlock
SIIA1525E
Te r m i n a l
Continuity
Door lock actuator Time control unit
4 (R/B) 14 (R/B) Yes
1 (G/R) 4 (G/R) Yes
PIIA4288E

BL-46
POWER DOOR LOCK — SUPER LOCK —
Rear Door Lock Actuator LH Check
EIS004DV
1. CHECK DOOR LOCK SIGNAL
1. Disconnect rear door lock actuator LH connector.
2. Check voltage between door lock actuator harness connector
D36 terminal 1(G/R), 4(R/B) and ground.
OK or NG
OK >> GO TO 2
NG >> GO TO 3
2. CHECK DOOR LOCK ACTUATOR
1. Disconnect rear door lock actuator LH connector.
2. Apply 12V direct current to rear door lock actuator LH and check
operation.
OK or NG
OK >> Check harness connection.
NG >> Replace rear door lock actuator LH.
3. CHECK DOOR LOCK ACTUATOR CIRCUIT
1. Disconnect time control unit connector.
2. Check continuity between rear door lock actuator LH harness
connector D36 terminal 1(G/R), 4(R/B) 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 rear door lock actuator LH. Te r m i n a l s
Condition of door
lock/unlock switchVoltage [V]
+–
4 (R/B) Ground Locked
Approx. 12
1 (G/R) Ground Unlocked
PIIA4289E
Te r m i n a l
Door lock actuator operation
+–
41 Unlock → Lock
14 Lock → Unlock
SIIA1528E
Te r m i n a l s
Continuity
Door lock actuator Time control unit
4 (R/B) 14 (R/B) Yes
1 (G/R) 4 (G/R) Yes
PIIA4290E

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