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1990 Toyota MR2 Car Alarm Wiring Diagram

1990 Toyota MR2 Alarm Wires

Find the right alarm wire colors, locations, and polarity with this 1990 Toyota MR2 alarm wiring diagram. This will help you install your car alarm wiring correctly.

Application Wire Color and Location
Battery Constant 12V+ Wire Black/Red & White
Battery Constant 12V+ Wire Location Ignition Switch Large Harness
Starter Wire (+) Red
Starter Wire Location Ignition Switch Harness
Second Starter Wire (+) N/A
Second Starter Wire Location N/A
Ignition Wire (+) Black/Yellow
Ignition Wire Location Ignition Switch Harness
Second Ignition Wire Black/Orange
Second Ignition Wire Location Ignition Switch Harness
Accessory Wire Blue/Red
Accessory Wire Location Ignition Switch Harness
Second Accessory Wire N/A
Second Accessory Wire Location N/A
Key Sense Wire (+) N/A
Key Sense Wire Location N/A

1990 Toyota MR2 Alarm Sensor Wires

Find the right alarm sensor wire colors, locations, and polarity with this 1990 Toyota MR2 alarm sensor wire chart. This will help you connect all your car alarm sensors correctly.

Application Wire Color and Location
Tachometer Wire Black/White
Tachometer Wire Location Check connector. The check connector is on the right rear of the engine compartment.
Door Lock Wire (-) Black
Door Lock Wire Location Passenger Kick Panel
Door Unlock Wire (-) Black/Yellow
Door Unlock Wire Location Passenger Kick Panel
Door Trigger Wire (-) Red/White
Door Trigger Wire Location Either Kick Panel. This wire can also be found at the theft ECU, located of the passenger side behind the “B” pillar trim.
Dome Supervision Wire N/A
Dome Supervision Wire Location N/A
Headlights Wire (-) Red
Headlights Wire Location Steering Column
Parking Light Positive Wire (+) Green
Parking Light Positive Wire Location Driver Kick Panel.
Parking Light Negative Wire (-) Light Green/Red
Parking Light Negative Wire Location Steering Column
Trunk/Hatch Pin Trigger Wire (-) Red/Green
Trunk/Hatch Pin Trigger Wire Location At Theft ECU. This wire can also be found at the theft ECU, located of the passenger side behind the “B” pillar trim.
Hood Pin Trigger Wire (-) Tied with trunk pin.
Hood Pin Trigger Wire Location N/A
Trunk/Hatch Release Wire (+) N/A
Trunk/Hatch Release Wire Location N/A
Factory Alarm Arm Wire Arms with Lock.
Factory Alarm Arm Wire Location N/A
Factory Alarm Disarm Wire (-) Disarms with Unlock
Factory Alarm Disarm Wire Location N/A
Factory Alarm Disarm but No Unlock Wire (-) N/A
Factory Alarm Disarm Wire Location N/A
Horn Trigger Wire (-) Green/Black
Horn Trigger Wire Location Steering Column
Brake Wire (+) Green/White
Brake Wire Location Brake Pedal Switch
Emergency Parking Brake Wire (-) N/A
Emergency Parking Brake Wire Location N/A

Feel free to use any 1990 Toyota MR2 alarm wiring diagram that is listed here but keep in mind that all information here is provided as is without any warranty of any kind. Use of this 1990 Toyota MR2 car alarm wire chart is at your own risk. Always verify all wires, wire colors and connection points before applying any information found here to your 1990 Toyota MR2.

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