Toyota Tundra 2003 Electrical Wiring Diagram page 108

SERVICE HINTS
P1 (A) BACK–UP LIGHT SW [PARK/NEUTRAL POSITION SW] (A/T),
B1 (B) BACK–UP LIGHT SW (M/T)
(A) 3–(A) 2, (B) 2–(B) 1 : Closed with shift lever in R position
B3 BACK–UP LIGHT RELAY (A/T)
5–3 : Closed with shift level in R position and ignition SW at ON position
: PARTS LOCATION
Code See Page
B1 B 32 (5VZ–FE)
B3 34
D8 34
J8 35
J9 35
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
Code See Page
22 (*2)
1F 1F
26 (*1)
22 (*2)
1G 1G
26 (*1)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
Code See Page
IE1
46 46
IE2
48 (Access Cab)
BB1 BB1
50 (Standard Cab)
48 (Access Cab)
BB2 BB2
50 (Standard Cab)
: GROUND POINTS
Code See Page
IE 44
48 (Access Cab)
BL BL
50 (Standard Cab)
: SPLICE POINTS
Code See Page
I1 46
B10 48 (Access Cab)
* 1 : w/ Daytime Running Light
Code
J12
J23 A
J24 B
P1 P1 A A
Junction Block and Wire Harness (Connector Location)
Cowl Wire and Driver Side J/B (Lower Finish Panel) Cowl Wire and Driver Side J/B (Lower Finish Panel)
Joining Wire Harness and Wire Harness (Connector Location)
Engine Wire and Cowl Wire (Right Side of Instrument Panel) Engine Wire and Cowl Wire (Right Side of Instrument Panel)
Frame Wire and Cowl Wire (Under the Driver's Seat) Frame Wire and Cowl Wire (Under the Driver's Seat)
Ground Points Location
Left Kick Panel
Surrounding of the Front of the Fuel Tank Surrounding of the Front of the Fuel Tank
Wire Harness with Splice Points
Cowl Wire
Frame Wire
* 2 : w/o Daytime Running Light
2003 TOYOTA TUNDRA (EWD491U)
See Page
35
35
35
31 (2UZ–FE)
33 (5VZ–FE)
Code See Page
B10 50 (Standard Cab)
* 3 : Bench Seat
Code
36 (Access Cab)
R4 R4
37 (Standard Cab)
36 (Access Cab)
R5 R5
37 (Standard Cab)
Wire Harness with Splice Points
Frame Wire
* 4 : Separate Seat, Captain Seat (w/o Power Seat)
See Page
109