I19508
1
2
3
DI-554
-
DIAGNOSTICS
THEFT DETERRENT SYSTEM
708
Author:
Date:
2001 SIENNA (RM787U)
INSPECTION PROCEDURE
1
Check door key lock and unlock switch.
PREPARATION:
(a)
Remove the door trim and service hole cover.
(b)
Disconnect the door key lock and unlock switch connec-
tor.
CHECK:
Check continuity between terminals 1, 2 and 3 of door key lock
and unlock switch connector, when each of door key lock and
unlock switch is turned to the lock side, unlock side and not
turned.
OK:
Switch position
Tester connection
Specified condition
Lock side
2 - 1
Continuity
Unlock side
3 - 1
Continuity
OFF
-
No continuity
NG
Replace door key lock and unlock switch.
OK
2
Check harness and connectors between ECU and switch, switch and body
ground (See page
).
NG
Repair or replace harness or connector.
OK
Check and replace theft deterrent ECU.*1
*1: When there is a malfunction that pjrevents the theft deter-
rent system from being set, proceed to the next numbered cir-
cuit inspection shown in matrix chart (See page
).
