Toyota Tundra (2015 year). Manual — part 1479
TERMINAL NO.
(SYMBOL)
WIRING
COLOR
TERMINAL DESCRIPTION
CONDITION
SPECIFIED
CONDITION
D74-23 (E04)
Sensor 1)
Ignition switch ON
11 to 14 V
D74-20 (HA2A) -
D74-21 (E05)
G - W-B
A/F sensor heater (for Bank 2
Sensor 1)
Idling
Below 3.0 V
Ignition switch ON
11 to 14 V
D74-126 (A1A+)
- D74-81 (E1)
G -BR
A/F sensor (for Bank 1 Sensor
1)
Ignition switch ON
3.3 V*
D74-125 (A1A-)
- D74-81 (E1)
R - BR
A/F sensor (for Bank 1 Sensor
1)
Ignition switch ON
2.9 V*
D74-103 (A2A+)
- D74-81 (E1)
P - BR
A/F sensor (for Bank 2 Sensor
1)
Ignition switch ON
3.3 V*
D74-102 (A2A-)
- D74-81 (E1)
L - BR
A/F sensor (for Bank 2 Sensor
1)
Ignition switch ON
2.9 V*
D74-45 (HT1B) -
D74-46 (E03)
G-B - W-B
Heated oxygen sensor heater
(for Bank 1 Sensor 2)
Idling
Below 3.0 V
Ignition switch ON
11 to 14 V
D74-44 (HT2B) -
D74-46 (E03)
B - W-B
Heated oxygen sensor heater
(for Bank 2 Sensor 2)
Idling
Below 3.0 V
Ignition switch ON
11 to 14 V
D74-114 (OX1B)
- D74-115
(EX1B)
G - L
Heated oxygen sensor (for
Bank 1 Sensor 2)
Engine speed maintained at
2500 rpm for 2 minutes after
warming up sensor
Pulse
generation
(see waveform
2)
D74-112 (OX2B)
- D74-113
(EX2B)
R - W
Heated oxygen sensor (for
Bank 2 Sensor 2)
Engine speed maintained at
2500 rpm for 2 minutes after
warming up sensor
Pulse
generation
(see waveform
2)
D74-86 (#10) -
D74-43 (E01)
R-L - W-B Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-109 (#20) -
D74-43 (E01)
L - W-B
Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-85 (#30) -
D74-43 (E01)
R - W-B
Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-108 (#40) -
D74-43 (E01)
Y - W-B
Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: TERMINA...
TERMINAL NO.
(SYMBOL)
WIRING
COLOR
TERMINAL DESCRIPTION
CONDITION
SPECIFIED
CONDITION
D74-84 (#50) -
D74-43 (E01)
G - W-B
Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-107 (#60) -
D74-43 (E01)
R - W-B
Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-83 (#70) -
D74-43 (E01)
W - W-B
Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-106 (#80) -
D74-43 (E01)
R-B - W-B Fuel injector
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
3)
D74-94 (KNK1) -
D74-93 (EKNK)
R - G
Knock sensor
Engine speed maintained at
4000 rpm after warming up
engine
Pulse
generation
(see waveform
4)
D74-117 (KNK2)
- D74-116
(EKN2)
W - B
Knock sensor
Engine speed maintained at
4000 rpm after warming up
engine
Pulse
generation
(see waveform
4)
D74-96 (KNK3) -
D74-95 (EKN3)
W - B
Knock sensor
Engine speed maintained at
4000 rpm after warming up
engine
Pulse
generation
(see waveform
4)
D74-119 (KNK4)
- D74-118
(EKN4)
R - G
Knock sensor
Engine speed maintained at
4000 rpm after warming up
engine
Pulse
generation
(see waveform
4)
D74-92 (VV1+) -
D74-91 (VV1-)
R - G
Variable valve timing (VVT)
sensor (for Intake Side of
Bank 1)
Idling
Pulse
generation
(see waveform
5)
D74-87 (VV2+) -
D74-88 (VV2-)
R - Y
Variable valve timing (VVT)
sensor (for Intake Side for
Bank 2)
Idling
Pulse
generation
(see waveform
5)
D74-69 (EV1+) -
D74-68 (EV1-)
R-L - B
Variable valve timing (VVT)
sensor (for Exhaust Side of
Idling
Pulse
generation
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: TERMINA...
TERMINAL NO.
(SYMBOL)
WIRING
COLOR
TERMINAL DESCRIPTION
CONDITION
SPECIFIED
CONDITION
Bank 1)
(see waveform
16)
D74-64 (EV2+) -
D74-65 (EV2-)
R-L - B
Variable valve timing (VVT)
sensor (for Exhaust Side of
Bank 2)
Idling
Pulse
generation
(see waveform
16)
D74-110 (NE+) -
D74-111 (NE-)
W - Y
Crankshaft position sensor
Idling
Pulse
generation
(see waveform
5)
D74-40 (IGT1) -
D74-81 (E1)
B-Y - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-33 (IGT2) -
D74-81 (E1)
L-Y - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-37 (IGT3) -
D74-81 (E1)
B - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-34 (IGT4) -
D74-81 (E1)
L-B - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-35 (IGT5) -
D74-81 (E1)
G-R - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-36 (IGT6) -
D74-81 (E1)
G - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-38 (IGT7) -
D74-81 (E1)
G-W - BR Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-39 (IGT8) -
D74-81 (E1)
G-B - BR
Ignition coil (ignition signal)
Idling
Pulse
generation
(see waveform
6)
D74-104 (IGF1)
- D74-81 (E1)
G-B - BR
Ignition coil (ignition
confirmation signal)
Ignition switch ON
4.5 to 5.5 V
Idling
Pulse
generation
(see waveform
6)
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: TERMINA...
TERMINAL NO.
(SYMBOL)
WIRING
COLOR
TERMINAL DESCRIPTION
CONDITION
SPECIFIED
CONDITION
D74-105 (IGF2)
- D74-81 (E1)
R - BR
Ignition coil (ignition
confirmation signal)
Ignition switch ON
4.5 to 5.5 V
Idling
Pulse
generation
(see waveform
6)
D74-63 (PRG) -
D74-81 (E1)
L-B - BR
Purge VSV
Ignition switch ON
11 to 14 V
Idling
Pulse
generation
(see waveform
7)
A24-13 (SPD) -
D74-81 (E1)
B - BR
Speed signal from
combination meter
Driving at 20 km/h (12 mph)
Pulse
generation
(see waveform
8)
A24-46 (STA) -
D74-81 (E1)
R - BR
Starter signal
Cranking
5.5 V or more
D74-120 (NSW)
- D74-81 (E1)
L - BR
Park/Neutral position switch
assembly
Ignition switch ON, Shift lever
position other than P and N
11 to 14 V
Ignition switch ON, Shift lever
position in P or N
Below 3.0 V
A24-36 (STP) -
D74-81 (E1)
SB - BR
Stop light switch
Brake pedal depressed
7.5 to 14 V
Brake pedal released
Below 1.5 V
A24-35 (ST1-) -
D74-81 (E1)
R - BR
Stop light switch
(opposite to STP terminal)
Ignition switch ON,
Brake pedal depressed
Below 1.5 V
Ignition switch ON,
Brake pedal released
7.5 to 14 V
D74-19 (M+) -
D74-82 (ME01)
R - W-B
Throttle actuator
Idling with warm engine
Pulse
generation
(see waveform
9)
D74-18 (M-) -
D74-82 (ME01)
G - W-B
Throttle actuator
Idling with warm engine
Pulse
generation
(see waveform
10)
A24-48 (FC) -
D74-81 (E1)
L - BR
Fuel pump control
Ignition switch ON
11 to 14 V
A24-52 (FPC) -
D74-81 (E1)
BE - BR
Fuel pump control
Ignition switch ON
Below 1.5 V
A24-24 (W) -
D74-81 (E1)
P - BR
MIL
Ignition switch ON
Below 3.0 V
Idling
11 to 14 V
A24-16 (TC) -
D74-81 (E1)
V - BR
11 to 14 V
A24-15 (TACH) -
D74-81 (E1)
GR - BR
Engine speed
Idling
Pulse
generation
3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: TERMINA...
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