Directechs DIRECTED DS3+ - Vehicle Connections Continued; Main Harness (12-pin); Relay Harness (10-pin)

12
933.TL8 2.32.195.3 2018 Lexus RX 450h (Smart Key)
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Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color Connection
H2/17 Black/White No Connection No Connection
H2/18 Orange/Black No Connection No Connection
H2/19 Blue No Connection No Connection
H2/20 Green No Connection No Connection
H2/21 Gray
(-) Hood Switch Input [1]
The installation of an aftermarket hood pin is only required on vehicles
that are not equipped with a factory hood pin, or if not supported on
data.
H2/22 Violet/White No Connection No Connection
Main harness, 12-pin black connector (H3)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color Connection
H3/1 Blue/White Relay N.C. Auto Light Interrupt (connector side) Body ECU on dash fuse box, white 30 pin plug, pin 8 Cut Green
Remote Start
Only
H3/2 Blue/Red Relay N.O. No Connection No Connection
H3/3 Blue Relay COM. Auto Light Interrupt (vehicle side) Body ECU on dash fuse box, white 30 pin plug, pin 8 Cut Green
Remote Start
Only
H3/4 White/Brown
Relay N.C. Telematic Interrupt (connector side) [6]
Dash Fuse Box, rear, white 56 pin plug (2A), pin 33
Depending on the production date of your vehicle,
Do NOT insert the 15A fuse.
Cut Yellow
Remote Start
Only
H3/5 White
Relay COM. Telematic Interrupt (vehicle side) [6]
Dash Fuse Box, rear, white 56 pin plug (2A), pin 33
Depending on the production date of your vehicle,
Do NOT insert the 15A fuse.
Cut Yellow
Remote Start
Only
H3/6 Red (+) 12V Input Dash Fuse Box, white 1 pin plug (2F), pin 1 + Blue (40A)
Mandatory
H3/7 Lt. Green/Red Relay N.O. (-) Ground (chassis ground)
Remote Start
Only
H3/8 Lt. Green
Relay COM. (-) SLP Output [4]
Steering Lock Actuator on steering column, black 7 pin plug, pin 4
See "Locating Steering Lock Connector in Vehicle" in Vehicle wiring
reference chart.
- Gray
Remote Start
Only
H3/9 Lt. Green/White Relay N.C. No Connection No Connection
H3/10 Black (-) Ground (chassis ground)
Mandatory
H3/11 White
Relay COM. Telematic Interrupt (vehicle side) [6]
Dash Fuse Box, rear, white 56 pin plug (2A), pin 33
Depending on the production date of your vehicle,
Do NOT insert the 15A fuse.
Cut Yellow
Remote Start
Only
H3/12 Red (+) 12V Input Dash Fuse Box, white 1 pin plug (2F), pin 1 + Blue (40A)
Mandatory
Relay harness, 10-pin white connector (H4)
Module Connects To
Conn./Pin Color Description Wire Location (+/-) Wire Color Connection
H4/1 N/A No Connection No Connection
H4/2 Red/Black No Connection No Connection
H4/3 Pink/Black No Connection No Connection