Trailer Towing - Toyota Tundra 2003 Electrical Wiring Diagram

TRAILER TOWING

1
2
2
B–W
2 2
3 2
5 1
2 2
B
12 IA4 20 IA4
C A
4 BB2
A B
4 BK1
14
OFF
TAIL
HEAD
C15
LIGHT CONTROL SW
[COMB. SW]
132
FROM POWER SOURCE SYSTEM ( SEE PAGE 56 )
1
2
2
1 IA4
J12
JUNCTION
CONNECTOR
E
2 5
+B TAIL
BRK GND
1 3
C
1 BB2
C
2 BK2
16
A
J 3
JUNCTION
CONNECTOR
IF IH
2003 TOYOTA TUNDRA (EWD491U)
6
4
4 1G
E
E G E
(* 1)
J10
JUNCTION
CONNECTOR
STOP
O 5
4
OPTION
CONNECTOR
J 8
JUNCTION
CONNECTOR
* 1 : TOWING PACKAGE
* 2 : EXCEPT TOWING PACKAGE
* 3 : W/ DOOR LOCK CONTROL
* 4 : W/O DOOR LOCK CONTROL
1
2
2 1F 2
2
1
C
C
L
J10
C
JUNCTION
(* 1)
CONNECTOR
4 IA4
2 BB2
1 BK2
5 1E
C
C
2 2
3 2
5 1
2 2
G–W
C
C
A
A
L(* 1)
G ( *1 )
BR ( * 2 )
B
( * 1 )
EA