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LEXUS RX400H
MODEL YEAR(S
RX400H 2006-2008
KEY T-HARNESS IMMOBILIZER
N/A N/A TOYOTA'S TRANSPONDER SYSTEM, See NOTE #1
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) @ IGNITION SWITCH, (8-PIN PLUG), PIN 7
STARTER BLUE (+) @ IGNITION SWITCH, (8-PIN PLUG), PIN 8
STARTER 2 N/A
IGNITION 1 PURPLE (+) @ IGNITION SWITCH, (8-PIN PLUG), PIN 6
IGNITION 2 GREEN (+) @ IGNITION SWITCH, (8-PIN PLUG), PIN 4
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 BROWN or GRAY (+) @ IGNITION SWITCH, (8-PIN PLUG), PIN 3
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) ORANGE (-) @ HEADLIGHT SWITCH or BECU,(26-PIN PLUG), PIN 17, NOTE #3
PARKING LIGHTS ( + ) LT. GREEN (+) @ FUSE BOX, (BOTTOM, 12-PIN PLUG) PIN 8
POWER LOCK PURPLE (TYPE B), (TEST with PASSENGER Switch) NOTE #4 @ FUSE BOX, (TOP, RIGHT, 12-PIN PLUG) PIN 3
POWER UNLOCK BROWN (TYPE B), (TEST with PASSENGER Switch) NOTE #5 @ FUSE BOX, (TOP, RIGHT, 12-PIN PLUG) PIN 4
LOCK MOTOR WIRE BLUE to RED (5-wire type) in DRIVERS KICK PANEL, (20-PIN PLUG) PIN 1
DOOR TRIGGER BLACK to BLUE (-) in DRIVERS KICK PANEL or BECU, (16-PIN PLUG) PIN 14, NOTE #3
DOMELIGHT SUPERVISION LT. BLUE (-) @ FUSE BOX, (RIGHT SIDE, 12-PIN PLUG) PIN 5
TRUNK RELEASE GRAY to WHITE (-) NOTE #7 in DRIVERS KICK PANEL or BECU, (28-PIN PLUG) PIN 3, NOTE #3
SLIDING POWER DOOR N/A
HORN WHITE to RED (+) @ HORN SWITCH or FUSE BOX, (MIDDLE, 16-PIN PLUG) PIN 11
TACH N/A
WAIT TO START LIGHT N/A
BRAKE BLUE (+) @ BRAKE SWITCH or FUSE BOX, (BOTTOM, 12-PIN PLUG) PIN 3
FACTORY ALARM DISARM GRAY (-) Requires Double Pulse, NOTE #2 @ POWER WINDOW MASTER SWITCH, (20-PIN PLUG) PIN 14
ANTI-THEFT TOYOTA'S TRANSPONDER SYSTEM, See NOTE #1
NOTES
NOTE #1: LEXUS TRANSPONDER ANTI-THEFT SYSTEM, Requires Bypass Module,

Part # 791 Bypass Module (for REMOTE STARTING ONLY!) an Extra Ignition key is

required to be placed inside this module for Operation.



Part # PK-ALL Bypass Module (for REMOTE STARTING ONLY!) KEYLESS BYPASS

NO KEY is required for Operation.



To order the Bypass Module go to the INTERFACE BYPASS MODULE Page on this

website







NOTE #2: TEST this wire while turning the Key in the Drivers Door.





NOTE #3: the BECU, (Body Electronic Control Unit) is located under the DRIVERS Dash and

attached to the BACK of the Drivers Dash FUSE BOX.





NOTE #4: this wire is only needed if the Door Locks do not function with the Aftermarket System

while the vehicle is running. All other times just use the Factory Alarm Arm wire.







NOTE #5: this wire is only needed if the Door Locks do not function with the Aftermarket System

while the vehicle is running. All other times just use the Factory Alarm Disarm wire.







NOTE #6: the PMCU, (Power Management Control Unit) is located under the Drivers Dash, and

to the LEFT of the DASH FUSE BOX.







NOTE #7: TEST this wire while opening the Liftgate from the Handle on the Rear of the Vehicle.

on vehicles with POWER BACK DOOR, the open/close wire is a PURPLE (-) at the Switch

on the Dash or BECU, (WHITE, 28-PIN PLUG) PIN 2
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