
DI-653
DIAGNOSTICS - BODY CONTROL SYSTEM
DI8AI-01
Key lock and unlock switch circuit
WIRING DIAGRAM
B7
Body ECU
Back Door Key- (Integration
lock And Unlock J5 Relay)
Switch 3 5 7 J/C 5
L-W L-W L-W L-W L-W
Lock BD2 BB2 IC2 I13 L2
2 F F
W-B J5
3 2 6 5 J/C 7
L-Y L-Y L-Y L-Y L-Y
Unlock BD2 BB2 IC2 I13 UL2
1 C C
J11
D19 C
Door Keylock 1 J/C 20
Unlock L-Y L-Y L-Y
And Unlock IJ2 IG2
Switch Front 3 E E 6
A J4 B
RH I13 UL3
J22 1 6 J/C
J/C L-W L-W
W-B Lock IJ1
2 F F
21 IG2
W-B L-W
4 IJ1
8 L
Lock L-W F
IA3
6 IA3 2 J11
J/C
W-B 1 1 F
W-B L L
Unlock IA1
BN II IF 3
D18
Door Keylock And Unlock
Switch Front LH
I18647
2001 SIENNA (RM787U)
Author : Date : 807
DI-654
DIAGNOSTICS - BODY CONTROL SYSTEM
INSPECTION PROCEDURE
1 Check key lock and unlock switch. (See page BE-73 )
NG Replace the key lock and unlock switch.
OK
2 Check wireharness and connector between key lock and unlock switch and body
ground (See page IN-31 ).
NG Repair or replace wireharness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table
(See page DI-636 ).
2001 SIENNA (RM787U)
Author : Date : 808