Page 2013 of 3051
knob, key or multi-remote controller to ªLOCKº locks the door once but then immediately unlocks all doors.
(signal from door unlock sensor driver side)
System initialization
+System initialization is required when battery cables are reconnected. Conduct the following to release
super lock once;
Ð insert the key into the ignition key cylinder and turn it to ON.
Ð LOCK/UNLOCK operation using door key cylinder or multi-remote controller.
POWER DOOR LOCK Ð SUPER LOCK Ð
System Description/RHD Models (Cont'd)
EL-282
Page 2032 of 3051

SYMPTOM CHARTNLEL0477S02
REFERENCE PAGE (EL- ) 302 303 304 305 307 309 310 311 312 313 313
SYMPTOM
Main power supply and ground circuit check
Door lock/unlock switch check
Door key cylinder switch check
Door lock actuator check
Super lock actuator check
Door switch check
Door unlock sensor check
NATS release signal check
Key switch check
Ignition switch ªONº circuit check
Remote controller signal check
1Power door lock does not operate
using any switch.XX
2Power door lock does not operate
with lock/unlock switch.X
3Power door lock does not operate
with door key cylinder switch.X
4Specific door lock actuator does
not operate.X
5Super lock cannot be set by door
key cylinder.XX XX
6*Super lock cannot be released
by door key cylinder.XX
7*Super lock cannot be released
by ignition key switch. (Signal
from NATS IMMU)XXX
8Specific super lock actuator does
not operate.X
9*Key reminder system does not
operate.XX X
10Super lock cannot be set/released
by using multi-remote controller.X
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/RHD Models (Cont'd)
EL-301
Page 2035 of 3051
DOOR KEY CYLINDER SWITCH CHECKNLEL0477S05
1 CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL (LOCK/UNLOCK SIGNAL)
Check voltage between time control unit harness connector terminals 28 or 29 and ground.
NEL685
Refer to wiring diagram.
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 harness connector.
2. Check continuity between door key cylinder switch terminals.
NEL686
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.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/RHD Models (Cont'd)
EL-304
Page 2038 of 3051
SUPER LOCK ACTUATOR CHECKNLEL0477S07
1 CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
Check voltage for super lock actuator.
NEL688
Refer to wiring diagram.
OK or NG
OK©GO TO 2.
NG©Replace time control unit. (Before replacing the unit, perform ªDOOR KEY CYLINDER
SWITCH CHECKº.)
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/RHD Models (Cont'd)
EL-307
Page 2043 of 3051
KEY SWITCH (INSERT) CHECKNLEL0477S10
1 CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit terminal 22 and ground.
NEL653
Refer to wiring diagram.
OK or NG
OK©Key switch is OK.
NG©GO TO 2.
2 CHECK KEY SWITCH (INSERT)
Check continuity between key switch terminals 1 and 2.
NEL787
OK or NG
OK©Check the following.
+10A fuse [No. 12, 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.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/RHD Models (Cont'd)
EL-312
Page 2044 of 3051
IGNITION SWITCH ªONº CIRCUIT CHECKNLEL0477S11
1 CHECK IGNITION ON SIGNAL
Check voltage between time control unit terminal 1 and ground.
NEL646
OK or NG
OK©Ignition switch ªONº circuit is OK.
NG©Check the following.
+10A fuse [No. 10, located in fuse block (J/B)]
+Harness for open or short between time control unit and fuse
REMOTE CONTROLLER SIGNAL CHECKNLEL0477S12
1 CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR BY MULTI-REMOTE CONTROLLER
1. Withdraw key from ignition key cylinder.
2. Check voltage between time control unit terminal 40 or 44 and ground.
NEL693
OK or NG
OK©System is OK.
NG©Replace time control unit. (Before replacing the unit, make sure the remote controller ID
registration for time control unit and the remote controller battery once again.)
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/RHD Models (Cont'd)
EL-313
Page 2045 of 3051

System DescriptionNLEL0480FUNCTIONNLEL0480S01Multi-remote control system has the following function.
+Door lock (and set super lock)
+Door unlock (and release super lock)
+Hazard reminder
LOCK OPERATIONNLEL0480S02To lock door by multi-remote controller, the key switch must be at OFF.
When the LOCK signal is input to time control unit (the antenna of the system is combined with time control
unit)
Then time control unit controls to lock doors and set super lock (models with super lock).
UNLOCK OPERATIONNLEL0480S03When the UNLOCK signal is input to time control unit (the antenna of the system is combined with time con-
trol unit)
Time control unit controls to unlock driver's door and release super lock (models with super lock).
Then, if an unlock signal is sent from the remote controller again within 5 seconds, all other doors will be
unlocked.
HAZARD REMINDERNLEL0480S04When the doors are locked or unlocked by multi-remote controller, supply power to turn lamps hazard reminder
flashes as follows
+Lock operation: Flash once
+Unlock operation: Flash twice
MULTI-REMOTE CONTROLLER ID CODE ENTRYNLEL0480S05A maximum of four remote controllers can be entered.
To enter ID code entry, the following signals must be input to the time control unit.
+Ignition switch (ON)
+Signal from remote controller
For detailed procedure, refer to ªID Code Entry Procedureº in EL-324.
MULTI-REMOTE CONTROL SYSTEM
System Description
EL-314
Page 2057 of 3051

Description=NLEL0485The TCU has the following functions.
INTERIOR LAMP TIMERNLEL0485S01The interior lamp timer is controlled by the TCU.
For further information, refer to ªINTERIOR ROOM LAMPº (EL-116).
IGNITION KEY WARNING CHIME, LIGHT WARNING CHIME AND TRAILER DIRECTION
INDICATOR WARNING CHIME
NLEL0485S02The ignition key and light warning chime are controlled by the TCU.
For further information, refer to ªWARNING CHIMEº (EL-165).
REAR WINDOW DEFOGGER TIMERNLEL0485S03The rear window defogger and door mirror defogger system are controlled by the TCU.
For further information, refer to ªREAR WINDOW DEFOGGERº (EL-198).
POWER DOOR LOCK (SUPER LOCK)NLEL0485S04The power door lock (super lock) is controlled by the TCU.
For further information, refer to ªPOWER DOOR LOCK Ð Super Lock к (EL-281).
MULTI-REMOTE CONTROL SYSTEMNLEL0485S05The multi-remote control system is controlled by the TCU.
For further information, refer to ªMULTI-REMOTE CONTROL SYSTEMº (EL-314).
FUNCTIONNLEL0485S06+The TCU has the following control function.
Item Details of control
Direction indicatorsSwitches the director indicators (Left, Right or All) when the combination
switch or hazard switch is operated.
Light warning chimeSounds warning chime when driver's door is opened with light switch in the
1st or 2nd position and ignition switch ªOFFº.
Ignition key warning chimeSounds warning chime when driver's door is opened with key in ignition and
the driver door lock knob (unlock sensor) is moved from the ªunlockº position
to the ªlockº position.
Trailer direction indicator warning chimeSounds warning chime when operating direction indicator (turn signal) and
towing a trailer.
Rear window defogger timerTurn off rear window defogger and door mirror heater, if equipped, about 15
minutes after the rear window defogger switch is turned ªONº.
Battery saverShuts off interior lamp in 30 minutes if any door is left open when ignition
switch is ªOFFº. The battery saver will reset if ignition switch is cycled or any
door is opened or closed.
Interior lamp timerKeep interior lamp illuminated for about 30 seconds when:
+driver's door is unlocked,
+the ignition is switched off,
+driver's door is opened and then closed.
The timer is cancelled, and interior lamp turns off when:
+driver's door is locked, or
+ignition switch is turned ªONº.
Power door lock Centrally locks and unlocks the vehicle
Super lock Activates and de-activates the super lock system.
TIME CONTROL UNIT
Description
EL-326