Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 202xg preche40
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05-1 121
DIAGNOSTICS - LIGHTING SYSTEM
05BVI-01
PRE-CHECK
1. USING HAND-HELD TESTER
(a) Hook up the hand-held tester to the DLC3.
(b) Monitor the ECU data by following the prompts on the tester screen.
HINT:
Hand-held tester has "Snapshot" function which records the monitored data.
Please refer to the hand-held tester operator's manual for further details.
2. DTC CLEAR
(a) DTC and freeze frame data can be erased by operating the hand-held tester.
3. DATA LIST
HINT:
By the DATA LIST displayed by the hand-held tester, you can read the value of the switch, sensor, actuator
and so on without removing any part. Reading the DATA LIST as the first step in troubleshooting is one of
the methods to shorten the labor time.
(a) Connect the hand-held tester to DLC3.
(b) Turn the ignition switch ON.
(c) According to the display on the tester, read the "DATA LIST".
BODY NO.1:
Measurement Item/
Item Normal Condition Diagnostic Note
Display (Range)
ACC SW signal/ ON: Ignition key is in ACC, ON or START position
ACC SW -
ON or OFF OFF: Ignition key is in OFF position
IG SW signal/ ON: Ignition key is in ON or START position
IG SW -
ON or OFF OFF: Ignition key is in OFF or ACC position
Parking brake SW sig- ON: Parking brake pedal is ON
PARKING BRAKE SW -
nal/ON or OFF OFF: Parking brake pedal is OFF
Driver's door courtesy ON: Driver's door is open
D DOR CTY SW -
SW signal/ON or OFF OFF: Driver's door is closed
Passenger's door
ON: Front passenger's door is open
P DOR CYT SW courtesy SW signal/ -
OFF: Front passenger's door is closed
ON or OFF
Rear slide door courte-
ON: Either right or left rear slide door is open
Rr DOR CTY SW sy SW signal/ON or -
OFF: Both the right and left slide doors are closed
OFF
Front passenger's
ON: Front passenger's door lock is in unlock position
P LOCK POS SW door lock position SW -
OFF: Front passenger's door lock is in lock position
signal/ON or OFF
Rear slide door lock
ON: Rear slide door lock is in unlock position
Rr. LOCK POS SW position SW signal/ON -
OFF: Rear slide door lock is in lock position
or OFF
Headlight dimmer SW ON: Headlight dimmer switch is in HI or FLASH position
DIMMER SW -
signal/ON or OFF OFF: Headlight dimmer switch is in LO position
Headlight dimmer SW ON: Headlight dimmer switch is in FLASH position
HIGH FLASHER SW -
signal/ON or OFF OFF: Headlight dimmer switch is in except FLASH position
Front fog light SW sig- ON: Front fog light switch is ON position
F FOG LIGHT SW -
nal/ON or OFF OFF: Front fog light switch is OFF position
Auto light SW signal/ ON: Headlight dimmer switch is in AUTO position
AUTO LIGHT SW -
ON or OFF OFF: Headlight dimmer switch is in except AUTO position
Head light control SW ON: Light control switch is in HEAD position
HEAD LIGHT SW -
signal/ON or OFF OFF: Light control switch is in except HEAD position
Taillight SW signal/ ON: Light control switch is in TAIL or HEAD position
TAIL LIGHT SW -
ON or OFF OFF: Light control switch is in OFF position
Illuminate rate/ ON: Illuminate rate ON
ILLUMINATE RATE -
ON or OFF OFF: Illuminate rate OFF
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1304
05-1 122
DIAGNOSTICS - LIGHTING SYSTEM
Measurement Item/
Item Normal Condition Diagnostic Note
Display (Range)
Driver's door lock
ON: Door lock is in unlock position
D LOCK POS SW position SW signal/ -
OFF: Door lock is in lock position
ON or OFF
Lighting time/7.5 s, 15
LIGHTING TIME Customized value can be displayed. -
s or 30 s
Light the I/L when
I/L ON/ACC OFF Customized sign can be displayed. -
ACC OFF/ON or OFF
Interior light ON w/un-
I/L ON/UNLOCK Customized sign can be displayed. -
lock/ON or OFF
Light control type/
LIGHT CTRL TYPE Customized sign can be displayed. -
CRNT or OLD
Light auto OFF delay/
LIGHT OFF DELAY Customized value can be displayed. -
OFF, 30 s, 60 s, 90 s
BACK DOOR:
Measurement Item/
Item Normal Condition Diagnostic Note
Display (Range)
Back door courtesy
ON: Back door is open
COURTESY SW SW signal/ -
OFF: Back door is closed
ON or OFF
4. ACTIVE TEST
HINT:
Performing the ACTIVE TEST using the hand-held tester allows the relay, VSV, actuator and so on to oper-
ate without removing any part. Performing the ACTIVE TEST as the first step of troubleshooting is one of
the methods to shorten the labor time. The DATA LIST can be displayed during the ACTIVE TEST.
(a) Connect the hand-held tester to DLC3.
(b) Turn the ignition switch ON.
(c) According to the display on the tester, perform the "ACTIVE TEST".
BODY NO.1:
Item Test Details Diagnostic Note
HAZARD Turn Hazard light flasher relay ON/OFF -
F FOG LIGHT RLY Turn Front fog light relay ON/OFF -
HEAD LIGHT Turn Headlight relay ON/OFF -
Turn Headlight dimmer relay (Headlight dimmer
HEAD LIGHT (HI) -
switch HI position) ON/OFF
TAIL LIGHT Turn Tail light relay ON/OFF -
(Test Details)
Turn daytime running light relay ON/OFF
DRL RELAY (Vehicle Condition) -
Ignition SW is ON, engine is stopped and light
control SW is in OFF position.
DIMMER SIG Turn Dimmer relay ON/OFF -
(Test Details)
Turn Interior light and Key illumination ON/OFF
ILLUMI OUTPUT (Vehicle Condition) -
Interior light SW is in Door position and all doors
are closed
5. ILLUMINATED ENTRY SYSTEM OPERATION CHECK
(a) The illuminated entry system is explained below:
(1) Turn the ignition switch OFF, close all the doors, and set them in the lock condition.
(2) Unlock any door and open any other doors and check that the room light comes on. Close the
door and check that the room light goes off in about 15 seconds.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1305
05-1 123
DIAGNOSTICS - LIGHTING SYSTEM
(3) Turn the ignition switch ON and open and close any other of the doors. Check that the room light
immediately goes off.
(4) Turn the ignition switch OFF.
(5) Open and close any of the door to turn the room light on. Before the room light goes off in about
15 seconds, turn the ignition switch ON. Check that the room light goes off immediately.
(6) Turn the ignition switch OFF.
(7) Open and close any of the doors to turn the room light come on. Before the light goes off in about
15 seconds, lock all the door. Check that the light goes off immediately.
6. LAMP AUTO CUT OPERATION CHECK
(a) Turn the ignition switch ON, and switch headlight into TAIL or HEAD position.
(b) Turn the ignition switch OFF and open the driver door, and check that the headlight goes off in about
30 seconds.
(c) Turn the ignition switch ON, and switch headlight into TAIL or HEAD position.
(d) Turn the ignition switch OFF and open the driver door. Before the headlight goes off in about 30 se-
conds, lock all the door. Check that the headlight goes off immediately.
7. BATTERY SAVER OPERATION CHECK
(a) Remove the ignition key and close all the doors.
(b) Open any door to light the room light, and leave it open. Check that the light goes off in about 20 min-
utes.
(c) After the room light goes off, close the driver door.
(d) Open any door to turn the room light on, and then open another door. Check that the room light goes
off within 20 minutes. after opening the doors.
(e) Close all the doors. With the ignition key inserted, open any door to light the room light and then, re-
move the ignition key. Check that the room light goes off within 20 minutes.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1306
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