Toyota Tundra 2005 Service - Repair - Maintenance page 4034

System Outline
The integration control panel is composed by design components such as the cluster, resistor, heater control panel, and SW.
The integration control panel controls systems such as the air conditioning, cargo light, 4WD and hazard warning light and
clock.
Service Hints
I25 (B) Integration Control and Panel
(B)17-Ground : Approx. 12 volts with ignition SW on and blower SW on
(B)14-Ground : Approx. 12 volts with ignition SW at ON or ST position
(B)15-Ground : Always approx. 12 volts
(B) 9-Ground : Approx. 12 volts with ignition SW at ACC or ON position
(B)10-Ground : Always continuity
: Parts Location
Code See Page
A3 64
A15 66
B6 66
B9 A 66
B10 B 66
B13 72
B15 70
C4 A 66
: Relay Blocks
Code See Page
2 38
: Junction Block and Wire Harness Connector
Code See Page
1E
1F 45
1H
1J 45
2C 41
3D
48 48
3E
4A
4B 50
4D
: Connector Joining Wire Harness and Wire Harness
Code See Page
IA4
92 92
IA7
IE1 94
IK2 94
IL2 92
BS1 98
: Ground Points
Code See Page
IN 92
BR 96
Code
C5 B
C12 B
E4 B
F13
F20
H10
I24 A
I25 B
Relay Blocks (Relay Block Location)
Engine Room R/B No.2 (Engine Compartment Left)
Junction Block and Wire Harness (Connector Location)
Cowl Wire and Driver Side J/B (Lower Finish Panel)
Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)
Cowl Wire and Sub J/B No 3 (Upper the Accelerator Pedal) Cowl Wire and Sub J/B No.3 (Upper the Accelerator Pedal)
Cowl Wire and Sub J/B No.4 (Upper the Accelerator Pedal)
Joining Wire Harness and Wire Harness (Connector Location)
Engine Room Main Wire and Cowl Wire (Left Kick Panel) Engine Room Main Wire and Cowl Wire (Left Kick Panel)
Engine Wire and Cowl Wire (Right Side of Instrument Panel)
Floor Wire and Cowl Wire (Right Kick Panel)
Floor No.2 Wire and Cowl Wire (Right Kick Panel)
Seat No.1 Wire and Floor Wire (Under the Front Passenger's Seat)
Ground Points Location
Right Kick Panel
Back Panel Left
2005 TOYOTA TUNDRA (EWD611U)
See Page
66
66
67
34, 64
67
70
67
67
( )
( )
Code See Page
J46 68
J58 68
O10 72
R3 69
S13 A 69
S14 B 69
T5 69
377