Whether your an expert Toyota car alarm installer or a novice Toyota enthusiast with a 2003 Toyota Celica, a Toyota car alarm wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car alarm, car security, car remote start, automatic remote starter, car alarm sensor or any auto alarm is identifying the correct color car security wires for a 2003 Toyota Celica.
The Modified Life staff has taken all its Toyota car alarm wiring diagrams, Toyota car security wiring diagrams, Toyota car alarm wire diagrams, Toyota car security wiring schematics, Toyota car security diagrams, Toyota remote starter wiring diagrams and cataloged them online. Feel free to use any Toyota auto alarm wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the auto security wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 2003 Toyota Celica.
If you can’t find your car alarm wire diagram, car security wire diagram or auto alarm wire diagram on Modified Life, please feel free to post a car wiring diagram request (Car Stereo Wiring Diagram Request Page) and we’ll do our best to find you the information you need for your auto alarm or security installation.
If you would like to help the Modified Life community by adding a car security wire schematic, car alarm wire diagram, car remote starter wire diagram, auto remote starter wire diagram or auto security wire diagram to our resource, please feel free to email us at: contact@modifiedlife.com or post any additional car wiring information about the 2003 Toyota Celica on this page.
2003 Toyota Celica Car Alarm Auto Security Remote Starter Wiring Diagram
Car Constant 12v+ Positive Wire (+): Black/Red or White
Car Constant 12v+ Positive Wire Location: Ignition Switch Harness
Car Accessory Wire (+): Gray
Car accessory Wire Location: Ignition Switch Harness
Car Ignition 1 Positive Wire (+): Black/Orange
Car Ignition 1 Positive Wire Location: Ignition Switch Harness
Car Ignition 2 Positive Wire (+): Blue/Red
Car Ignition 2 Positive Wire Location: Ignition Switch Harness
Car Starter Positive Wire (+): Black/White
Car Starter Positive Wire Location: Ignition Switch Harness
Car Door Lock Negative Wire (-): Brown
Car Door Lock Negative Wire Location: 11 pin connector in the driver kick panel.
Car Door Unlock Negative Wire (-): Yellow/Black
Car Door Unlock Negative Wire Location: 11 pin connector in the driver kick panel.
Auto Door Trigger Negative Wire (-): Red/White
Auto Door Trigger Negative Wire Location: You must diode isolate these two wires to monitor all doors.
Auto Trunk Trigger Negative Wire (-): Light Green
Auto Trunk Trigger Negative Wire Location: 22 pin connector at body ECU pin 22.
Car Parking Lights Positive Wire (+): Dark Green
Car Parking Lights Positive Wire Location: Driver Kick Panel
Vehicle Tachometer Wire: Red/Green
Vehicle Tachometer Wire Location: At the ignition coil.
Vehicle Speed Sense Wire: White/Red
Vehicle Speed Sense Wire Location: 35 pin connector at ECM pin 17.
Vehicle Brake Light Wire (+): Green/White
Vehicle Brake Light Wire Location: Brake switch above brake pedal.
Vehicle Horn Negative Wire (-): Blue/Black
Vehicle Horn Negative Wire Location: Steering Column Harness
Vehicle Immobilizer: Bypass Required for Remote Starter Installation.
Vehicle ECM Location: Passenger Side of the Center Console.
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