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2003 Nissan Sentra Car Alarm Wire Chart

2003 Nissan Sentra Alarm Wires

Find the right alarm wire colors, locations, and polarity with this 2003 Nissan Sentra alarm wiring diagram. This will help you install your car alarm wiring correctly.

Application Wire Color and Location
Battery Constant 12v+ Positive Wire (+) White/Red
Battery Constant 12v+ Positive Wire Location Ignition Switch Harness
Starter Positive Wire (+) Black/White (When installing a remote starter, you must use both starter #1 and starter #2 wires. Both wires must be connected to the starter/cranking output wire from the remote starter or the vehicle will not remote start when the engine is cold.)
Starter Positive Wire Location Ignition Switch Harness
Second Starter Positive Wire (+) Black/Yellow (When installing a remote starter, you must use both starter #1 and starter #2 wires. Both wires must be connected to the starter/cranking output wire from the remote starter or the vehicle will not remote start when the engine is cold.)
Second Starter Positive Wire Location Ignition Switch Harness
Ignition Positive Wire (+) Black/Red
Ignition Positive Wire Location Ignition Switch Harness
Accessory Positive Wire (+) White
Accessory Positive Wire Location Ignition Switch Harness
Second Accessory Positive Wire (+) White/Blue
Second Accessory Positive Wire Location Ignition Switch Harness

2003 Nissan Sentra Alarm Sensor Wires

Find the right alarm sensor wire colors, locations, and polarity with this 2003 Nissan Sentra alarm sensor wire chart. This will help you connect all your car alarm sensors correctly.

Application Wire Color and Location
Parking Light Positive Wire (+) White/Red or Red/Blue
Parking Light Positive Wire Location In Drivers Kick Panel Or Headlight Switch
Power Door Lock Negative Wire (-) Gray
Power Door Lock Negative Wire Location At SECU. The SECU (security electronic control unit) is located to the right of steering column.
Power Door Unlock Negative Wire (-) Purple/Red
Power Door Unlock Negative Wire Location At SECU. The SECU (security electronic control unit) is located to the right of steering column.
Door Trigger Negative Wire (-) On vehicles without power door locks use red/white (-) in drivers kick panel. On vehicles with power door locks, use red (-) for drivers door and red/white (-) for passenger door, when connecting to an alarm system use both door trigger wires and diode isolate.
Door Trigger Negative Wire Location At SECU. The SECU (security electronic control unit) is located to the right of steering column.
Dome Light Supervision Negative Wire (-) Red/Yellow
Dome Light Supervision Negative Wire Location At SECU (Pin 8). The SECU (security electronic control unit) is located to the right of steering column.
Trunk Release Negative Wire (-) Red
Trunk Release Negative Wire Location At Hatch Release Switch
Horn Negative Negative Wire (-) White/Green
Horn Negative Negative Wire Location At Steering Column Harness
Tachometer Wire Negative Wire (-) Any Wire Black/Red, Purple, Blue/Red or Gray/Red
Tachometer Wire Negative Wire Location At Any Ignition Coil
Brake Light Positive Wire (+) Red/Green
Brake Light Positive Wire Location At Switch Above Brake Pedal
Factory Alarm Disarm Wire (-) White/Blue
Factory Alarm Disarm Wire Location At SECU (Pin 30). The SECU (security electronic control unit) is located to the right of steering column.
Anti Theft Type Transponder anti-theft system, requires 791 bypass module and extra ignition key.

Feel free to use any 2003 Nissan Sentra 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 2003 Nissan Sentra 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 2003 Nissan Sentra.

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