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2000 Infinity G20 alarm

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=2718
Printed Date: July 15, 2025 at 7:29 PM


Topic: 2000 Infinity G20 alarm

Posted By: carguy411
Subject: 2000 Infinity G20 alarm
Date Posted: August 12, 2002 at 12:39 PM

anyone do an alarm w/ remote start on a 2000 g20.

anything i shoul dknow thati have to work around. is it difficult install

i think i ned that transponder kit to bypass the key for the remote start right???

thanks




Replies:

Posted By: Velocity Motors
Date Posted: August 12, 2002 at 1:40 PM

From my installation notes.... the 2000 G20 does not have the anti theft in the key. Here's a wiring diagram for you though . If you need any help just post :

|       ITEM      |     WIRE COLOR     |POL|       WIRE LOCATION        |
|              12V|white               |+  |ignition harness            |
|          STARTER|BLACK/ white         |+  |ignition harness            |
|   SECOND STARTER|WHITE/ green         |+  |ignition harness            |
|         IGNITION|WHITE/ red           |+  |ignition harness            |
|  SECOND IGNITION|WHITE/ purple        |+  |ignition harness            |
|        ACCESSORY|WHITE/ blue          |+  |ignition harness            |
|       POWER LOCK|yellow              |-  |SECU *1                     |
|     POWER UNLOCK|lt. GREEN/ red *2    |-  |SECU *1                     |
|       LOCK MOTOR|gray                |   |SECU *1                     |
|     UNLOCK MOTOR|pink                |   |SECU *1                     |
|    DISARM DEFEAT|blue                |   |SECU *1                     |
| PARKING LIGHTS +|RED / blue            |   |steering column             |
|       HEADLIGHTS|RED / yel & pnk/blu   |+  |steering column             |
|     DOOR TRIGGER|*3                  |-  |SECU *1                     |
| DOME SUPERVISION|use door trigger    |   |                            |
|  TRUNK/HATCH PIN|red                 |-  |SECU *1                     |
|         HOOD PIN|yellow/black        |-  |SECU *1                     |
|  FCTRY ALARM ARM|arms w/ lock        |   |                            |
|FCTRY ALRM DISARM|disarms w/ unlock   |   |                            |
| DISARM NO UNLOCK|*4                  |   |                            |
|       TACHOMETER|blue or blu/orn     |   |*5                          |
|      SPEED SENSE|YELLOW /GREEN        |   |in front of the shifter *6  |
|       BRAKE WIRE|RED / green           |+  |brake switch                |
|     HORN TRIGGER|GREEN / WHITE         |-  |steering column             |
|           WIPERS|grn/red & grn/blk   |-  |steering column             |
|  LF WINDOW UP/DN|blue - green        |A  |drivers window switch       |
|  RF WINDOW UP/DN|RED / wht - RED / blk   |A  |drivers door harness        |
|  LR WINDOW UP/DN|yel/red - yel/blk   |A  |drivers door harness        |
|  RR WINDOW UP/DN|grn/wht - grn/blk   |A  |drivers door harness        |
| SUN RF OPN/CLOSE|red - blue          |C  |sun roof motor              |
|        RADIO 12V|RED / green           |+  |radio                       |
|     RADIO SWITCH|grn/wht             |+  |radio                       |
| RADIO ILLUMINATE|blue                |+  |radio                       |
|    POWER ANTENNA|red                 |+  |radio                       |
|       LF SPEAKER|                    |   |                            |
|       RF SPEAKER|                    |   |                            |
|       LR SPEAKER|                    |   |                            |
|       RR SPEAKER|                    |   |                            |

Notes:
NOTE: Some models may have an immobilizer system that needs to be bypassed during remote start.  *1 The SECU (Smart Entrance Control Unit) is located to the left of the steering column.  *2 Requires a double pulse for unlock.  *3 Find RED / white for drivers door and RED / blue for the passengers door.  Use both wires and diode isolate each.  *4 Use the unlock wire with a single pulse to disarm without unlocking.  *5 Locate the tach wire at the ECM in the center console or in a white 18-pin connecter located just in front of the shifter.  The plugs for the ECM are accessed from the passengers side of the center console.    *6 Located in a white 18-pin connector.



-------------
Jeff
Velocity Custom Home Theater
Mobile Audio/Video Specialist
Morden, Manitoba CANADA




Posted By: carguy411
Date Posted: August 12, 2002 at 1:58 PM

ok thanks so all iahve to do is just wire the remote start up as normal not worrying about the imobylizer bypass

my friend had asked a place before he asked me to do it and they told them he would need it. i dint look at the car yet but i want to make sure to get everything i need before i start

thanks





Posted By: Velocity Motors
Date Posted: August 12, 2002 at 2:13 PM

Make sure you ask the owner if he/she can use a normal key blank in the ignition. If they don't know then ask if you can get a copy of the key made ( only about $ 2.00 at Home Depot ) and try the key blank out. If it starts the car.... no problems, if it doesn't... you need a bypass module. The information I gave you is only reference material, you as the installer have to use your own judgement on items like wether or not it has an immobilizer or not. Not all Infinity's have immobilizers from 2000 so it's erally hard to say if the G20 had one or not.



-------------
Jeff
Velocity Custom Home Theater
Mobile Audio/Video Specialist
Morden, Manitoba CANADA




Posted By: carguy411
Date Posted: August 12, 2002 at 2:41 PM
ok kool thanks alot




Posted By: Velocity Motors
Date Posted: August 12, 2002 at 2:56 PM

No problemo



-------------
Jeff
Velocity Custom Home Theater
Mobile Audio/Video Specialist
Morden, Manitoba CANADA





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