2004 ford ranger alarm info

12volt-  yellow (ign harness) +

starter-  RED / lt. blue (ign harness) +

ignition-  lt. GREEN/ purple (ign harness) +

accessory-  Gray / YELLOW (ign harnsess)  +

second accessory-  BLACK/ lt.green (ign harness) +

lock-  pick / YELLOW (driver kick, if equipped with keyless entry in the keyless entry module) -

unlock-  pink/lt.green (same location) -

park lights-  brown (light swith) +

door trigger-  yellow/black (LEFT DOOR), gray/red (RIGHT DOOR)  (GEM to the left of radio) -

tach-  tan / YELLOW (at instrument cluster)

brake shutdown-  lt. green (above brake switch) +

Hope this helps, this is from my experience with these cars.