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05-1793
DIAGNOSTICS - WIRELESS DOOR LOCK CONTROL SYSTEM
056B9-04
PRE-CHECK
1. USING HAND-HELD TESTER
(a) Connect the hand-held tester to the DLC3.
(b) Monitor the ECU data by following the prompts on the tester screen.
HINT:
The hand-held tester has a "Snapshot" function which records the monitored data.
Refer to the hand-held tester operator's manual for further details.
2. DATA LIST
HINT:
Using the DATA LIST displayed by the hand-held tester, you can read the value of the switch, sensor, actua-
tor, etc. without parts removal. Reading the DATA LIST as the first step of troubleshooting is one way to short-
en the labor time.
(a) Connect the hand-held tester to the DLC3.
(b) Turn the ignition switch ON.
(c) Read the DATA LIST according to the display on the tester.
Standard (Multiplex network body ECU):
Measurement Item/
Item Normal Condition Diagnostic Note
Display (Range)
Ignition switch signal/ ON: Key is in ON or START position
IG SW -
ON or OFF OFF: Key is in OFF or ACC position
Un-lock warning
ON: Key is in ignition key cylinder
KEY UNLK WRN SW switch signal/ON or -
OFF: No key is in ignition key cylinder
OFF
Wireless door lock
ON: Wireless door lock function operates
WIRELESS OPER control function -
OFF: Wireless door lock function does not operate
signal/ON or OFF
Hazard answer-back
ON: Hazard answer-back of wireless operates
HAZARD ANS BACK of wireless signal/ON -
OFF: Hazard answer-back of wireless does not operate
or OFF
Open door warning ON: Open door warning operates
OPEN DOOR WARN -
signal/ON or OFF OFF: Open door warning does not operate
Auto lock time 60s: Door auto locking time is 60 sec.
AUTO LOCK DELAY -
signal/60s or 30s 30s: Door auto locking time is 30 sec.
ON: All doors unlock when wireless UNLOCK switch
2 times operation
pressed twice
UNLOCK/2 OPER wireless unlock signal/ -
OFF: All doors unlock when wireless UNLOCK switch
ON or OFF
pressed once
Panic function signal/ ON: Panic function operates
ALARM FUNCTION -
ON or OFF OFF: Panic function does not operate
Wireless buzzer
ON: Wireless buzzer response operates
WIRLS BUZZ RESP response signal/ON or -
OFF: Wireless buzzer response does not operate
OFF
3. ACTIVE TEST
HINT:
Performing the ACTIVE TEST using the hand-held tester allows you to operate the relay, VSV, actuator,
etc. without parts removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to
shorten the labor time.
It is possible to display the DATA LIST during the ACTIVE TEST.
(a) Connect the hand-held tester to the DLC3.
(b) Turn the ignition switch ON.
(c) Perform the ACTIVE TEST according to the display on the tester.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1976
05-1794
DIAGNOSTICS - WIRELESS DOOR LOCK CONTROL SYSTEM
Standard (Multiplex network body ECU):
Item Test Detail Diagnostic Note
HAZARD Turns turn signal flasher relay ON/OFF -
BUZZ RESP SOUND Turns wireless buzzer ON/OFF -
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1977
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