Caspers Fan Installation Kit Help

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Boost231

What's An Intercooler
Staff member
Joined
May 26, 2001
Messages
16,741
ok so i got the relay kit to install the 87 fan on the hot air car. im kinda confused. hell im confused. it says locate the a/c relay, ( problem 1 i dont have a/c) its the one with the black connector. this relay has five wires going to the connector. one of the wires has a pink with black stripe. i cant find this wire. when i removed the a/c way back in the day i cut the wires and left them in the loom and the only colors i have are grey,2 blacks,1 black with white stripe,light blue,dark green,light green. i un wraped the whole harness and i found 6 pink wires 3 with black tracer all 3 are connected 1 goes to the esc module and the other 2 run from the front of the car all the way inside. then 2 have white tracers and 1 is soild pink. can someone help me please i need to get this installed in the next day or 2. thanks

Boost231
 
AC relay is next to fuel pump relay on passenger side fender. Your saying you removed this?
 
yes

yes.all thats left over there is the fuel pump relay and the esc module. this car is modded like a sob i only have 3 vac lines on the whole car pcv,fuel reg,and the wastgate line. can i run this wire to another source? what is this wire for that is coming of the relay. is it a power?
 
What is this lead your looking for supposed to do? Is this your 12v supply for the fan relay(s)? If so test the other pink/black. Im willing to bet that they are all linked together at some point and you can tap into either one. Possibly trace them back and see if you find the one you cut off. If this is supposed to be the turn on for the fans when the AC is on, [dont know if this helps], but mine is triggered from the "fan control" pin D2 at the ecm (thats with a 87ecm).
Have you tried looking for wiring diagrams over at gnttype? I can look under the hood of one of my cars tommorow.
 
hey

im not sure what the lead im looking for does. i wish i knew why i need to hook this up to the lead going to the relay. since i dont have a.c i wonder if i dont even kneed to hook it up. humm.
 
John Spina is the owner of Caspers. He is the designer and manufacturer of the harness. He's a great guy and he will guide you through it.
 
ok

ok well i made alittle progress today on the install. is this pink wire with black tracer the a/c signal on/off? if so mine is blue not pink. also i ran into another problem it says to insert the special terminal into the d2 on the ecm. well d2 is taken on my car with a brown wire. i will call caspers tomorrow as i sent them a email last night with no return.
 
Make sure you are actually looking at D2 on the plug to the ecm. This spot is not used on the 84/85 ecm so it should be empty unless you put a pin in there previously for fan hookup with 86/87 ecm. If there is indeed a pin and wire in there check and see where the lead goes. Fan control is all D2 it is for.
 
ok

ok i found the pink with black tracer. and as far as d2 i found where it goes. it goes to the little blue plug on the driver side next to where you can put 12v to drain the gas tank. does anyone know what this blue plug is for. i would take a pic but my camera is broke.
 
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