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2003 Toyota Echo

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=18474
Printed Date: August 17, 2025 at 1:00 PM


Topic: 2003 Toyota Echo

Posted By: zzooomm2
Subject: 2003 Toyota Echo
Date Posted: September 04, 2003 at 10:42 AM

Need remote start wiring diagram. Can someone help me?



Replies:

Posted By: 10nesne1
Date Posted: September 05, 2003 at 8:35 AM
Here are the wiring info. good luck

Toyota

Echo

2003

Remote Starter Wiring Colors and Notes

Function
   Vehicle Color
Location

Start:
   Black (+)
Ignition switch harness

Ignition #1:
   BLACK / YELLOW (+)
Ignition switch harness

Ignition #2:
   BLACK/ Red (+)
Ignition switch harness

Ignition #3:
   N/A


Accessory:
   WHITE/ Blue (+)
Ignition switch harness

Brake Light:
   GREEN / WHITE (+)
Brake pedal switch

Tach Signal:
   Black (AC)
Diagnostic plug*

Parking Lights:
   Green (+)
Headlight switch

Headlights:
   N/A


OEM Alarm Disarm:
   Disarms with unlock


OEM Alarm Arm:
   Arms with lock


Diesel Glow Plug:
   N/A


Clutch Bypass Wire:
   N/A


Notes:
   *The diagnostic plug is located under the driver side of the dash.

--------------------------------------------------------------------------------

Toyota

Echo

2003

Alarm and Keyless Entry Wiring Colors and Notes

Function
   Vehicle Color
Location

Constant +12 Volts:
   WHITE/ Red & WHITE/ Blue (+)
Ignition switch harness

Starter Kill:
   Black (+)
Ignition switch harness

Ignition +12 Volts:
   BLACK / YELLOW (+)
Ignition switch harness

Dome Lights/Superv:
   RED / White (-)
Top of fuse box

OEM Horn:
   WHITE/ Red (-)
Steering column harness

Power Lock:
   BROWN / Yellow (-)
Passenger kick panel

Power Unlock:
   GREEN/ Black (-)
Passenger kick panel

Trunk Release:
   N/A


Alarm Input Wire:
   RED / White (-)
Top of fuse box

Notes:






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