2005 BMW X5 3.0i remote start install diy?
Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=140667
Printed Date: May 16, 2025 at 7:55 PM
Topic: 2005 BMW X5 3.0i remote start install diy?
Posted By: eurox
Subject: 2005 BMW X5 3.0i remote start install diy?
Date Posted: January 16, 2016 at 12:55 PM
Hello guys,I'm new here.I come from a background of installing low voltage systems such as cameras and security systems in buildings and stored.My wife has been nagging me to put a remote start in her bmw x5.So I recently purchased a rs1050 unit,ordered a factory key ring antenna.Im planning on making my own bypass.
Is it safe to assume I can use the factory key ring antenna i ordered and a spdt relay as a bypass in this car??Also according to the RS1050 I only see 2 ignition wires coming out of the module I believe the bmw has 3 such wires.Any ideas??
I am hoping to tap the yellow/red wire at the center console to lock and unlock the door using factory remote is this safe to assume to be right??
Any other issues i might run into??Im not an installer of these systems so Im just looking for some tips and help if any of you have done this.
Replies:
Posted By: ninja zx9
Date Posted: January 16, 2016 at 1:21 PM
BMW X5
MODEL YEAR(S
X5 2000-2006
KEY T-HARNESS IMMOBILIZER
N/A N/A BMW'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #4
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) @ IGNITION SWITCH HARNESS
STARTER BLACK / YELLOW (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 LIGHT GREEN (+) @ IGNITION SWITCH HARNESS
IGNITION 2 LIGHT GREEN (+) @ IGNITION SWITCH HARNESS
IGNITION 3 PURPLE / BLACK (+) @ IGNITION SWITCH HARNESS
ACCESSORY /HEATER BLOWER 1 N/A
ACCESSORY /HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) N/A
PARKING LIGHTS ( + ) See NOTE #1 @ HEADLIGHT SWITCH, See DIAGRAM 14301_X-5-SERIES_BMW PARKING LIGHT FLASH.pdf
POWER LOCK BLUE/RED (TYPE B) @ DOOR MODULE IN DRIVER DOOR
POWER UNLOCK WHITE/ BLACK (TYPE B) @ DOOR MODULE IN DRIVER DOOR
LOCK MOTOR WIRE N/A
DOOR TRIGGER (2) BROWN / WHITE (-) USE BOTH See NOTE #3 @ LEFT FRONT and RIGHT FRONT DOOR MODULES in DOORS 14301_X-5-SERIES_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION TURNS ON with UNLOCK
TRUNK RELEASE GRAY/BROWN (-) @ HATCH RELEASE SWITCH
SLIDING POWER DOOR N/A
HORN BROWN / RED (-) @ STEERING COLUMN HARNESS
TACH See NOTE #2
WAIT TO START LIGHT N/A
BRAKE BLUE/RED (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM DISARMS WITH UNLOCK
ANTI-THEFT BMW'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #4 @ IGNITION SWITCH TUMBLER
NOTES
NOTE #1: this vehicle has a Special PARKING LIGHT Circuit that will require an extra Relay part
#775, to connect See DIAGRAM
NOTE #2: on the 3.0L engine use the BLACK at the DIAGNOSTIC Plug on the DRIVERS STRUT
TOWER. On the 4.4L use any wire at the FUEL INJECTORS that is NOT BROWN / RED.
NOTE #3: this vehicle has (2) BROWN / WHITE (-) at each door module, when connecting to an
ALARM SYSTEM use both and DIODE ISOLATE, See DIAGRAM
NOTE #4: BMW'S TRANSPONDER ANTI-THEFT SYSTEM, Requires Bypass Module,
Part # 791 Bypass and an extra ignition key for REMOTE STARTING
Operation.
To order go to the SECURITY BYPASS MODULE Page on the website.
Posted By: ninja zx9
Date Posted: January 16, 2016 at 1:29 PM
parking lights flash diagram
Door trigger diagram
general remote start function looks easy, the doors lock and door triggers look to be a pain in the rear!
Posted By: eurox
Date Posted: January 16, 2016 at 2:32 PM
Im having a little bit of trouble following.I have seen that chart posted a million times.It does have much detail. Tell me if this makes any sense to you.

Posted By: howie ll
Date Posted: January 17, 2016 at 5:30 AM
OK
1) Red primary at ignition X 2 = 12V+ constant
Violet or purple ACC MUST wire as IGN 2!
Lt. Green IGN 1 Might be 3 or more! all need powering up, relays etc.
BLACK / YELLOW START.
Note if AC isn't wired as ign 2 vehicle won't start.
Door trigger POS (+) RED / blue at puddle (floor) lamps.
Go into the doors for the lock wires as in ninja ZX9's post works better.
RED / black on your unit to blue on DEI 556 (same as 791 listed above).
You're much better using a DEI 556U MUST USE VALET KEY wired Euro fashion (see instruction booklet)
Last throw away that list you posted, the car wiring is all wrong AND bin the RA 1050, looks like expensive garbage.
------------- Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.
Posted By: howie ll
Date Posted: January 17, 2016 at 5:38 AM
I just looked up your product on Amazon, at the top of your page they show an Avital 4103X at half the price from a reputable manufacturer.
That will also give you window control.
------------- Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.
Posted By: eurox
Date Posted: January 17, 2016 at 9:04 AM
Howie I appreciate your input.However I am not interested in any extra features just basic remote start.I already have the unit and would like to install as some of the other parts I need arrive.
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