
F RELAY LOCATIONS
[Engine Compartment]
(Access Cab, Standard Cab)
ABS Actuator
with ECU Skid Control ECU
with Actuator
Air Injection
Control Driver
Engine Room
R/B
[Instrument Panel]
(Access Cab, Standard Cab)
Stop Light Relay TVIP ECU Tire Pressure Monitor ECU
Engine Control
Module
Driver Side J/B and
Integration Relay
4WD Control
ECU
Back-Up
Light Relay
(A/T)
Turn Signal
Flasher
ACC Cut
Relay
Transponder Center Airbag Sensor Transponder Integration Control
Key Amplifier Assembly Key Computer and Panel
20
TOYOTA TUNDRA (EM00Q0U)
F
[Body]
(Access Cab)
Stereo Component Tire Pressure
Amplifier Monitor Receiver
(Standard Cab)
Tire Pressure
Monitor Receiver
21
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
[Seat]
(Access Cab : Captain Seat)
Occupant Classification ECU
(Access Cab : Separate Seat)
Occupant Classification ECU
22
TOYOTA TUNDRA (EM00Q0U)
F
[Seat]
(Standard Cab : Bench Seat)
Occupant Classification ECU
23
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
2 : Engine Room R/B Engine Compartment Left (See Page 20)
(Access Cab, Standard Cab)
* 1:PWR OUTLET2
120A FL ALT
2 1 (for High Current) (Except Towing Package)
140A FL ALT
(for High Current) (Towing Package)
2 1
60A AIRP
(for Medium Current)
40A AM1 1 2 2 1 50A ABS2
(for Medium Current) 1 (for Medium Current)
DRL NO.4 Relay
5 3
50A HTR 1 2 2 1 30A ABS3
(for Medium Current) 2 (for Medium Current)
50A J/B 1 2 1 2 1
30A ST3
(for Medium Current) (for Medium Current)
5 4 3 DIMMER Relay
1 15A 2 2 7.5A 1
MIR HTR 2 ALT-S
1 15A 2 2 10A 1
FOG ETCS
PWR OUTLET1
1 30A 2 2 15A 1
1 1 1
EFI NO.2
TOW BRK HAZ
15A
15A
10A
10A
A/C
1 30A 2 2 20A 1
*1
SUB BATT EFI NO.1
1 30A 2 2 2 2 2 2 30A 1
TOW TAIL AM2
2 2 2 1
RADIO
DOME
A/F HTR
2 30A 1
ECU-B
20A
10A
25A
5A
TOWING
1 2 2 1
SHORT PIN
1 1
HEAD RL
10A
10A
10A
10A
HEAD LL
H-LP RH
H-LP LH
2
2 2 2 2
3 5 H-LP Relay
1
TOW TAIL Relay
1
PWR OUTLET F/PMP Relay
5 3
Relay
2
2
SUB BATT Relay 2 1
3 5 4 ST RLY
1 5
1 1 1 3
FOG Relay 5 3 5 3 5 3 2
2
3 5 C/OPN Relay
2 2 1
1 2 2 2
3 5 3 5 3 5 EFI Relay
HEATER Relay 5 4 3 1 1 1
2
MIR HTR Relay
A/F HTR Relay
24
TOYOTA TUNDRA (EM00Q0U)
Memo
25
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
: Driver Side J/B and Integration Relay Lower Finish Panel (See Page 20)
(Access Cab, Standard Cab : w/o Daytime Running Light)
1K 1 2
3 4 5 6
2 7
(from Engine Room
6
Main Wire)
5
4
7 2
1 3
6 2 1 Power Relay
1A
5 5
(from Roof Wire) 4 3
3 1 1I 1 2
3 4
(from Cowl Wire)
1 2 1E
3 4 5 6 7 2 1
2 1
8 9 10 11 12 4 3 1C
7 6 5 4 3 2 1 1 2 3 4 5
12 11 10 9 8 6 5 4 3 6 7 8 9 10
(from Engine Room
Main Wire)
(from Cowl Wire)
Yellow
13 5 4 3 2 1 5 4 3 2 1
12 4 10 9 8 7 6 5 10 9 8 7 6
11
1M
10 1 2 3 4
9
8 3
7 2 (from Cowl Wire)
5 13 6 1
4 12
3 11 6 5 4 3 2 1 4 3 2 1
10
1H 12 11 10 9 8 7
9 1J 1 2 3 4
8 7 8
11 4 5 6 9 10
2 7
10 3
1 6 9
8 3 2 1
(from Cowl Wire) 7
5 4 3 2 1 (from Cowl Wire)
6 2 9 8 7 6 5 4 13 12 11 10 9 8 7 6
5 1
4 11
1G 1 2 3 4 5
3 10
9 1D 6 7 8 9 10 11 12 13
8
7
(from Cowl Wire)
2 6
1 5
(from Cowl Wire)
1B 1F 1 2 3 4 5 6
1 2 3
7 8 9 10 11 12
4 5 6 7 8 9
(from Cowl Wire) (from Cowl Wire)
26
TOYOTA TUNDRA (EM00Q0U)
F
1 2
ACC 30A POWER
15A (for Medium Current)
WIP GAUGE OBD
20A 10A 7.5A
TURN IGN HORN
5A 5A 10A
ECU IG CARGO LP STA
5A 5A 5A
4WD TAIL STOP
20A 15A 15A
1
2 16 6
3 15 5
4 14 4
5 13
6 12
7 11
8 10
9 9 3
10 8 2
7 1 6 16
11
5 15
12
Integration Relay 13 4 14
14 13
1L
12
15
11
10
3 9
2 8
1 7
(from Cowl Wire)
27
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
[Driver Side J/B and Integration Relay Inner Circuit]
(Access Cab, Standard Cab : w/o Daytime Running Light)
11 1G 6 1G
2 1M 12 1G
1 1I 10 1G
15A ACC
10 1C
4 1H
3 1E 1 1G
9 1E 2 1G
20A WIP
2 1I 3 1G
20A 4WD 5A ECU IG
1 1J 3 1K
5 1E 13 1G
5A TURN 10A GAUGE
5 1J 5 1F
4 1A 7 1F
9 1F 8 1F
5A STA
3 1I 6 1F
4 1I 7 1J
5A IGN
10 1F
11 1F 3 1M
6 1K
15A STOP
2 1K 2 1F
10A HORN 7.5A OBD
1 1F 1 1E
4 1B 4 1M
Power Relay
1 1C
5A CARGO LP 30A POWER 5 3
2 1C
1 2
6 1A
15A TAIL 1 2
4 1C
6 1J 5 1C
2 1J
2 1A 8 1J
6 1E 4 1F
3 1A 3 1F
7 1D 11 1E
6 1D 12 1H
10 1D 5 1D
9 1D 7 1E
11 1D 13 1H
5 1B 4 1E
7 1B 6 1B
4 1D 5 1H
3 1D 12 1E
4 1J 1 1D
4 1K 3 1J
5 1K 7 1C
1 1A 6 1C
8 1B 9 1B
7 1A 1 1H
2 1D 2 1H
2 1E 4 1G
3 1H
12 1F 11 1H
10 1H 8 1H
8 1E 7 1H
9 1H 6 1H
5 6 7 12 1 11 2 3 13 14 15 8 4 9 10
1 1L 9 1L
2 1L 10 1L
3 1L 11 1L
4 1L 12 1L
5 1L
Integration Relay 13 1L
6 1L 14 1L
7 1L 15 1L
8 1L 16 1L
28
TOYOTA TUNDRA (EM00Q0U)
Memo
29
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
: Driver Side J/B and Integration Relay Lower Finish Panel (See Page 20)
(Access Cab, Standard Cab : w/ Daytime Running Light)
1K 1 2
3 4 5 6
2 7
(from Engine Room
6
Main Wire)
5
4
7 2
1 3
6 2 1 Power Relay
1A
5 5
(from Roof Wire) 4 3
3 1 1I 1 2
3 4
(from Cowl Wire)
1 2 1E
3 4 5 6 7 2 1
2 1
8 9 10 11 12 4 3 1C
7 6 5 4 3 2 1 1 2 3 4 5
12 11 10 9 8 6 5 4 3 6 7 8 9 10
(from Engine Room
Main Wire)
(from Cowl Wire)
Yellow
13 5 4 3 2 1 5 4 3 2 1
12 4 10 9 8 7 6 5 10 9 8 7 6
11
1M
10 1 2 3 4
9
8 3
7 2 (from Cowl Wire)
5 13 6 1
4 12
3 11 6 5 4 3 2 1 4 3 2 1
10
1H 12 11 10 9 8 7
9 1J 1 2 3 4
8 7 8
11 4 5 6 9 10
2 7
10 3
1 6 9
8 3 2 1
(from Cowl Wire) 7
5 4 3 2 1 (from Cowl Wire)
6 2 9 8 7 6 5 4 13 12 11 10 9 8 7 6
5 1
4 11
1G 1 2 3 4 5
3 10
9 1D 6 7 8 9 10 11 12 13
8
7
(from Cowl Wire)
2 6
1 5
(from Cowl Wire)
1B 1F 1 2 3 4 5 6
1 2 3
7 8 9 10 11 12
4 5 6 7 8 9
(from Cowl Wire) (from Cowl Wire)
30
TOYOTA TUNDRA (EM00Q0U)
F
1 2
ACC 30A POWER
15A (for Medium Current)
WIP GAUGE OBD
20A 10A 7.5A
TURN IGN HORN
5A 5A 10A
ECU IG CARGO LP STA
5A 5A 5A
4WD TAIL STOP
20A 15A 15A
6 5 4 3 1O
2 1
1
(from Cowl Wire) 2
13 14 15 16 17 18 19 20 21 22 23 24
3 6 5 4 3
2 1 1 2 3 4 5 6 7 8 9 10 11 12
4
5
6
7
8
9
10
11
12
Integration Relay 13
14
15
1N
1 2 3 4 5 6 7 8 9 10 11 12
13 14 15 16 17 18 19 20 21 22 23 24
(from Cowl Wire)
31
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
[Driver Side J/B and Integration Relay Inner Circuit]
(Access Cab, Standard Cab : w/ Daytime Running Light)
11 1G 6 1G
2 1M 12 1G
1 1I 10 1G
15A ACC
10 1C
4 1H
3 1E 1 1G
9 1E 2 1G
20A WIP
2 1I 3 1G
20A 4WD 5A ECU IG
1 1J 3 1K
5 1E 10A GAUGE 13 1G
5A TURN
5 1J 5 1F
4 1A 7 1F
9 1F 8 1F
5A STA
3 1I 6 1F
4 1I 7 1J
5A IGN
10 1F
11 1F 3 1M
15A STOP 6 1K
2 1K 2 1F
10A HORN 7.5A OBD
1 1F 1 1E
4 1B 4 1M
30A POWER Power Relay 1 1C
5A CARGO LP 1 2 5 3
2 1C
15A TAIL 6 1A
1 2
4 1C
6 1J 5 1C
2 1J
2 1A 8 1J
6 1E 4 1F
3 1A 3 1F
7 1D 11 1E
6 1D 12 1H
10 1D 5 1D
9 1D 7 1E
11 1D 13 1H
5 1B 4 1E
7 1B 6 1B
4 1D 5 1H
3 1D 12 1E
4 1J 1 1D
4 1K 3 1J
5 1K 7 1C
1 1A 6 1C
8 1B 9 1B
7 1A 1 1H
2 1D 2 1H
2 1E 4 1G
3 1H
12 1F 11 1H
10 1H 8 1H
8 1E 7 1H
9 1H 6 1H
5 6 7 12 1 11 2 3 13 14 15 8 4 9 10
1 1O 1 1N
2 1O 2 1N
3 1O 3 1N
4 1O 4 1N
5 1O 5 1N
6 1O 6 1N
16 1N 7 1N
17 1N 8 1N
Integration Relay
18 1N 9 1N
19 1N 10 1N
20 1N 11 1N
21 1N 12 1N
22 1N 13 1N
23 1N 14 1N
24 1N 15 1N
32
TOYOTA TUNDRA (EM00Q0U)
Memo
33
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
[Engine Compartment]
(Double Cab)
Air Injection Engine Room
Control Driver R/B No.3
Skid Control ECU
with Actuator
ABS Actuator
with ECU
Engine Room
R/B No.2
Engine Room
J/B
Fusible Link
Block
[Instrument Panel]
(Double Cab)
Trnasponder Key Integration Control Tire Pressure Monitor ECU
Computer and Panel
Sub J/B
No.4
Sub J/B
No.3
Stop Light
Relay
Body ECU Engine Control
Module
Driver Side
J/B
Driver Side 4WD Control
R/B ECU
Turn Signal
Flasher
ACC Cut
Relay
Back Window Transponder Key Center Airbag Door Lock Rear Seat
Relay Amplifier Sensor Assemly Control Receiver Entertainment ECU
34
TOYOTA TUNDRA (EM00Q0U)
F
[Body]
(Double Cab)
Moon Roof Control Rear Seat Front Passenger
ECU and Motor Audio Controller Door ECU
Overhead
Module
Back Window
Control Relay
Driver Door
ECU
Tire Pressure
Monitor Receiver
Stereo Component
Amplifier
35
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
[Seat]
(Double Cab : Captain Seat)
Occupant Classification ECU
(Double Cab : Separate Seat)
Occupant Classification ECU
36
TOYOTA TUNDRA (EM00Q0U)
Memo
37
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
Engine Compartment Left (See Page 34)
Fusible Link Block [Inside Engine Room J/B]
(Double Cab)
Unit : B
(Integrated FL)
Unit : C
(Integrated FL)
7.5A CARGO LP
Unit : A
(Integrated FL Base)
38
TOYOTA TUNDRA (EM00Q0U)
F
[Unit : A (Integrated FL Base)]
11
3 4 5
Top View
1 2
6
10
7 8 9
12
11
Side View
39
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
Engine Compartment Left (See Page 34)
Fusible Link Block [Inside Engine Room J/B]
(Double Cab)
[Unit : B (Integrated FL)]
30A ABS NO.2
(for Medium Current)
40A DEFOG
(for Medium Current)
50A HEATER
(for High Current)
Side View
140A ALT
(for High Current)
12
60A TOWING R/B
(for High Current)
Side View
Back View
1 2 3 4 5
11
40
TOYOTA TUNDRA (EM00Q0U)
F
[Unit : C (Integrated FL)]
12
30A R/B
(for Medium Current)
50A A/PUMP Side View
(for Medium Current)
40A ABS NO.1
(for High Current)
Back View
7 8 9 10
[Fusible Link Block Inner Circuit]
8 7 9 1 2 11
60A TOWING R/B
7.5A CARGO LP
40A ABS NO.1
30A ABS NO.2
50A HEATER
50A A/PUMP
40A DEFOG
140A ALT
30A R/B
10 12 4 5 3 6
41
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
2 : Engine Room R/B No.2 Engine Compartment Left (See Page 34)
(Double Cab)
H-LP RH
10A 2
1 H-LP LH 2 1 ST Relay
10A 2 5
STA 3
1 7.5A 2
H-LP RL
10A 2
5
1 H-LP LL
10A 2
2 4 1 DIMMER Relay
3
5
2 1 DRL NO.4 Relay
2 1 3
MIR HTR Relay
5
3
1
5 3
2 A/F Relay
2
HEATER Relay 3 4 5 2 2
DEF I/UP
7.5A
7.5A
A/C
1
1 1
2 2
7.5A
RSE
20A
A/F
1 1
42
TOYOTA TUNDRA (EM00Q0U)
F
3 : Engine Room R/B No.3 Engine Compartment Left (See Page 34)
(Double Cab)
BATT CHARGE
TOWING TAIL
TOWING BRK
3 3 1 1 1
5 5
30A
30A
30A
1 2 1 2
2 2 2
BATT CHARGE Relay
TOWING TAIL Relay
5 : Driver Side R/B Under the Instrument Panel J/B (See Page 34)
(Double Cab)
1
5 3 INVERTER Relay
2
1
SEAT HEATER Relay
5 3
2
43
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
: Engine Room J/B Engine Compartment Left (See Page 34)
(Double Cab)
* 1:15A DRL (w/ Daytime Running Light)
15A H-LP LH (w/o Daytime Running Light)
* 2:w/o Daytime Running Light
40A MAIN Fuse
(for Medium Current)
C/OPN Relay
1 2
2
3 5
1 30A DOOR NO.2 Fuse
2 1
(for Medium Current)
H-LP RH (*2)
EFI NO.1
ETCS
15A
20A
10A
3
HEAD Relay 1 2
5 TOWING
ALT-S
7.5A
30A
*1
3
EFI Relay 5
TURN-HAZ
RAD NO.3
1 2
AM2
30A
30A
20A
25A
ST
SHORT PIN
EFI NO.2
HORN
10A
10A
1
FUEL PUMP Relay 4 5 3
2
MIR HTR
ECU-B
DOME
7.5A
15A
10A
DEFOG Relay
3
RAD NO.1
3
20A
1 4 2
5
5
1 2
HORN Relay
44
TOYOTA TUNDRA (EM00Q0U)
F
Black
6 5 4 3
2 1
(from Engine Room Main Wire)
2G
2 1 1 2D 1
6 5 4 3
(from Engine Room
Main Wire)
5 1 1 5
6 2 2H 2 6
Black
7 3 3 7
8 4 4 8
8 4 4 8
7 3 2F
3 7
6 2 2 6
(from Engine Room
Main Wire) 5 1 1 5
(from Engine Room
4 1
Main Wire)
5
6
2C 1 4
7 2 1 3
2E
8 3 5
6 3 1
(from Engine Room 2
Main Wire) 2 7
2 (from Engine Room
3 8
Main Wire)
Blue
2A
1 3 4 2 2 4
3 1
2B 4 3 1 1 3
4
5 5
6 2
(from Engine Room
2 6
Main Wire)
(from Engine Room
Main Wire)
45
TOYOTA TUNDRA (EM00Q0U)
F RELAY LOCATIONS
[Engine Room J/B Inner Circuit]
(Double Cab)
1 2
1 2D 1 2H
30A DOOR NO.2
3 2E
30A ST
4 2F