Friday, 22 January 2016

Miata aftermarket alarm system uninstall

Gathering information for taking out the aftermarket alarm which is draining the battery with a dark current of about 50ma...











































Wiring diagrams for the 2000 nb
http://neomiata.com/garage/index.php?path=Wiring+Diagrams/


Wire list used by alarm installers for 2000 miata
http://alarmsellout.com/support/diagrams/vehicle/MAZDA%20MIATA%201990-2005.pdf


WIRE
COLOR
LOCATION
12V CONSTANT WIRE
WHITE/RED
Ignition Harness
STARTER WIRE
WHITE/BLACK
Ignition Harness
12V IGNITION WIRE
RED/BLACK
Ignition Harness
SECOND 12V IGNITION WIRE
BLACK/RED
Ignition Harness
12V ACCESSORY WIRE
GREEN/RED
Ignition Harness
POWER DOOR LOCK
Must add actuator in doors
POWER DOOR UNLOCK
Must add actuator in doors
PARKING LIGHTS (+)
RED/BLACK
Rear Of Dimmer Switch
PARKING LIGHTS (-)
LT.GREEN
Harness At Steering Column
DOOR TRIGGER/DOME LIGHT SUPERVISION (-)
WHITE/RED 
Harness In Driver’s Kick Panel
TACHOMETER
BROWN or BROWN/YELLOW
Ignition Coil
BRAKE WIRE (+)
GREEN
At Brake Pedal Switch
HORN TRIGGER (-)
GREEN/ORANGE
Harness At Steering Column
LEFT FRONT WINDOW UP
GREEN/RED
In Center Console
LEFT FRONT WINDOW DOWN
WHITE/RED
In Center Console
RIGHT FRONT WINDOW UP
RED/BLACK
In Center Console
RIGHT FRONT WINDOW DOWN
RED/GREEN
In Center Console


... And here is the offending 20mA brainstem parasite. One relay on the ignition starter wire, power drawn from the 12v constant wire for the control module and the siren, and multiple harnesses to the door trigger, a mercury switch in the trunk, a contact in the hood, a led in the console and to the headlight relay. Good riddance!





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