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2008 scion xd tach wire

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=103676
Printed Date: July 19, 2025 at 3:48 AM


Topic: 2008 scion xd tach wire

Posted By: Komobu
Subject: 2008 scion xd tach wire
Date Posted: April 03, 2008 at 2:05 PM

Hi;

I am installing a Remote Start in a 2008 Scion XD. The voltage sensing doesnt work well so I want to run a tach wire. Please tell me the easiest place to get the tach signal from.

Thanks
Pat



Replies:

Posted By: dswift
Date Posted: April 03, 2008 at 6:13 PM
what unit are you installing.

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"dont ground out!"



Posted By: chillin420
Date Posted: April 03, 2008 at 6:49 PM
you have to get it from one of the injectors... a non common wire between them all ..  if that makes sense... 

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you can do it....
advanced MECP, lol does it really matter....
patience is a virtue



Posted By: KarTuneMan
Date Posted: April 03, 2008 at 8:36 PM
Tach can be found at the OBD2 plug. black wire pin 9

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