Vehicle wiring reference chart
This section provides vehicle wiring information to guide you through the various stages of your installation. Refer to
www.directechs.com for additional information.
T-Harness compatibility
Vehicle
Toyota Sequoia (H Key)
Wire Information
Function
Color
Sequoia (H Key) 2015-2017
HS CAN High
Violet
HS CAN Low
White
SIL
Tan
SIL Interrupt
Blue
RDA
Violet
Autolights
Green
Accessory
Gray
Ignition 1
Black
Ignition 2
Lt. Green
Starter
Green
12V
Black
14
Year
T-Harness
2015-2017
THTON4
Pin
Polarity
Location
6
Data
OBDII.
14
Data
OBDII.
7
Data
OBDII.
10
Data
TPMS warning ECU behind glove box.
12
Data
Main body ECU left of steering column.
19
Cut
Headlight switch.
2
(+)
Ignition switch.
6
(+)
Ignition switch.
1
(+)
Ignition switch.
7
(+)
Ignition switch.
1
(+)
Dash fuse box.
Connector Information
© 2017-05-29 Directed. All rights reserved.
Color
Pins
Ref.
White
16
A
White
16
A
White
16
A
White
12
B
White
28
C
White
20
D
White
8
E
White
8
E
White
8
E
White
8
E
White
1
F
DS4+ TL10
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