Ford Wiring/Electrical :: 1990 F250 Hard To Start - Glow Plug Controller Relay Wiring

I just bought a hard to start 1990 F250. Per the board, just replaced all 8 glow plugs with Motorcraft. Still wouldn't start (it turns over but will only start if you use either). I attempted to install a new BWD brand (Borg Warner I believe) glow plug connector relay today...I removed the old no problem, but am unsure what wires to plug where....the only connection that I'm sure about is the blue wire that works the WTS feature...it plugs in easily but I don't know if there are other connections that need to be made or not? All the wires run from the posts and into the bottom of the unit.

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Ford Wiring/Electrical :: 1999 F250 - Door Courtesy Light Wiring Diagram

I am trying to add courtesy lights to the existing reflectors in the front doors of my supercab. I can't find a wiring diagram that shows where to connect the light sockets. 1999 F250 SD...

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Ford Wiring/Electrical :: 1995 F250 Stalls And Won't Start At Operating Temp

95 ford f250 with 5.8l. I have currently replaced the battery, alternator, distributor, cap, rotor, icm, coil, plugs, wires, act sensor, ect sensor, fuel pump, fuel press regulator. I got it to start today by messing with timing at distributor it ran to operating temp and died. Would crank but not start.. So I replaced the act tensor today.. Now it still won't start... koeo test gives code 327... I am stumped and about to tow it away...

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Ford Wiring/Electrical :: 1999 F250 - Seats Are Not Heating?

I have a '99 psd f250 crew cab lariat, I just purchased seats from a 2005 F350 that are lariat heated and power. My seats are power but non heated is there a way to hook everything up.

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Ford Wiring/Electrical :: 1992 F250 - No Start / Fuel Pump Runs All The Time When Key Is On

My 92 F250 5.8 won't start but fuel pump runs all the time the key is on. Some times it runs. But has no power and check engine light is on.. But I cant get it to flash codes, only steady light on.. It did this before then ran good. Now back to no start.. I checked grounds and relays ..

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Ford Wiring/Electrical :: 1999 F250 - A/C Compressor Stopped Working?

I have an early 99 F250. The a/c compressor stopped working. Have checked pressures, switches, freon etc. Found the switch in the dash is not getting power to send to the compressor. Where the feed for this switch is? I have checked all fuses, all good. The manual does not show a relay as being an a/c relay, so I am stumped without taking it somewhere now but I would like to avoid that.

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Ford Wiring/Electrical :: 1999 F250 - Alternator Fails At High RPM

I have a 99 F250 super duty 4x. It's all stock except for some speakers I replaced when I got it. The others were blown from my uncle. I don't have any amp or anything like that and the truck has ran fine for 3 years so I don't think the alternator has failed because of that. I'm thinking just age and 138k miles.

I was wondering what generation of alternator might be on there and how to tell the difference between the generations.

I have 12.5V with the truck off, about 14V with it on idle. As soon as I get it around 3000 RPM the battery light comes on and the voltage goes to 12.5V. Where can I get a rebuild kit for the alternator. I don't see anything at the major parts shops (napa, oreilly, autozone). Could this be the voltage regulator(that I did see at the stores)? I think its mounted to the back of the alternator. Is there any way to test the alternator further?

I'm a little confused as why it would be only above 3000 rpm. Are there two separate circuits for it? Like a low rpm one and then a different one above 3000 rpm?

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Electrical-wiring - Ranger :: 1999 XLT Electrical Power Lost When Turn Key To Start Position

My 1999 Ford Ranger XLT, 6 cylinder, auto trans, with 134K miles has an electric problem. When I turn the key to the 'on' position, all dash lights show normal, headlights work, radio plays, etc. But when I turn the key to the 'start' position, all electric power is lost. The power remains lost until I disconnect and reconnect the battery ground wire. After reconnecting, I again have power until the key is turned to the 'start' position. I was able to jump start the truck, so I assumed I needed a new battery. I bought one a week ago, and was back to normal until today. The truck started, I drove 4 miles to the grocery store, and then I found myself back to square 1 (i.e., the no-start situation).

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Ford Wiring/Electrical :: 1997 F250 - Rear Tail Lights Wiring

I have a 97 F250 HD. Wiring the rear tail lights. When we bought it the had cut off the wires going to both sides of the rear lighting assemblys and I was wondering what wire went to what i have the left turn signal working just can't seem to get the brake/back up light to work on that side and i can't figure out how to get the right side going either.

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Ford Wiring/Electrical :: 1999 F150 - Battery Draining From Full Charge To No Start In 1 To 2 Days

My neighbor's kids truck battery drains from full charge to "no start" in 1-2 days. 1999 Ford F-150 w/ 4.6L engine. He has already.....

1) Replaced the Battery.
2) Replaced the GEM module.
3) Replaced the Turn Signal Relay.
He did all this before I looked at it....

I checked the following....

1) Truck off, doors closed, hood open... Amp meter shows 3.6 amp draw. When 1st hooked up, shows 4.2 amps... after a while drops to 3.6.

2) To isolate the draw, we pulled fuses while checking current draw at battery.

a) Under Dash fuse Panel. (Yes, with door closed) We remove fuse #15 "stop lamp switch, speed control, brake shift interlock, ABS, PCM,GEM, RABS test connector". (Really... couldn't be more stuff?)
b)Under the hood is another fuse box (drivers side). We remove Fuse #103. "Junction Block Battery Feed".

3) Found that if we remove the #15 fuse under the dash with the door opens, all interior lights flash on/off at about 1 second intervals... weird.

4) Again, another weird one... with the fuse #15 removed and door closed, the "ABS" indicator and some other indicators and dash lights are staying partially lit... not fully lit.

5) The only "aftermarket" stuff i can see is a dealer installed trailer brake system. Wiring looks professional and disconnecting it does not remove the amperage drain.

I'm hoping that one of you wizards will give me the "slam dunk"... if this happens, it must be that. Can I be so lucky? And, yes. I have my own '06 F-150 that i absolutely love. 6-cyl., manual trans, stripped down without even power door locks... my kinda technology.

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Ford Wiring/Electrical :: 1983 F250 - No Spark At All

I have a friend of mine that has a 1983 and he had me change the water pump in it because it started leaking and it has been sitting for 7 Months now. I changed that but I can't get this bugger to start. I used to be a mechanic in a past life so I know what I'm doing most of the time so let me explain what has transpired here.

I attached my remote starter, turned on the key and cranked over the engine after shooting a little bit of starting fluid in the carb and she cranks over but won't start. I then pulled the #1 spark plug out and then did the same thing to check for spark and nada. I put my light tester on the coil and there was power. I have run into this kind of problem years ago with other vehicles so I thought I would just go ahead and replace the Coil and also the Control Module. After replacing these parts, still no spark. Since the distributor is there only to distribute the spark (meaning no electrical connections to it) I'm assuming that the Pick Up part that is down by the Crank shaft might be bad.

How to test either the Control Module or the pick up. I'm trying to diagnose this problem without needing to remove the module and taking them to the parts house for testing. (long drive). These wires should have 12 volts when the key is off and these wires should have 12 volts when the key is on.... and so on.

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Ford Wiring/Electrical :: 1992 F250 - Blinkers Will Not Work

I recently bought a 92 F250 and love it but the blinkers will not work. I have replaced both flashers and the multifunction switch. (the wipers had issues too that were fixed by the switch...) Now what? Im at a loss..

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Ford Wiring/Electrical :: 2003 F250 - Flashers Won't Work

My work truck is an 03 F250 5.3L. My flashers recently stopped working. I turn them on, and they will work anywhere from 5 seconds to a few minutes, then either blink rapidly and shut off, stay solid for a few seconds and shut off, or just shut off. I push the switch off and on again, and the cycle repeats. All my other lights and turn signals work fine with no issues.

This wouldn't be a huge issue, but where I work I need the flashers a lot. The truck has a bar light and siren/pa system wired into it, but not to the lights or anywhere near that. I can't say exactly how it's wired because I didn't install it, but I followed the wires and they don't go under the steering wheel where I would assume the relay and wires for flashers would be.

What sounds like is wrong? I wouldn't think it would be the relay because then I would think that I would be having problems with more than just the flashers. So I'm not sure if there would just be a ground issue or if it's the actual switch that turns on the hazards. Also, there are no lights that are burnt out.

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Ford Wiring/Electrical :: 1979 F250 Starter Keeps Running

I have a 1979 f-250 4x4 with a 351m. The problem I am having is my starter keeps running after the truck starts and also after I shut off the key. I didn't get the battery unhooked in time today and it completely melted the lug off on the solenoid, but the other wires were barley warm. What could be causing this problem? The battery is new, the cables are new and the Sol. was new. Maybe the switch or the starter?

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Ford Wiring/Electrical :: 1991 F250 - Dash Lights Have Gone Out Entirely

I have a 1991 idi diesel f250. My dash lights have entirely gone out and i cannot seem to figure out why, i checked the fueses under the driver dash and under the hood for that matter and nothing is blown.

At the same time, the dome lights, door lights, cab lights, stereo, windows, ever the light in the ash trey etc, work perfectly fine. Could a wire have come loose behind the dash cluster and shorted out everything in the driver area?

I still get the high beam signal, check engine, engine, wait to start, and water in fuel light in the cluster. but no back lighting (when turning the key to the on position)...

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Ford Wiring/Electrical :: 2002 F250 - All Power Lost

2002 f250 v10 4x4. Truck will loose all power...

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Ford Wiring/Electrical :: 1997 F250 - Battery Light On?

I have a '97 F250 diesel and the battery light keeps coming on and off. The volt meter shows a good charge. How do I fix this?

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Ford Wiring/Electrical :: 1986 F250 - No Spark From The Coil

I have an 86 f250 i just bought back with no spark. this truck is not original. used to be a diesel. has a 400 out of 81 f250. had this truck running just fine 4 years ago. sold it to a guy running and bought it back 4 yrs later not running.

Checked all the connection to make sure they r clean. Had the ignition modular tested and tested good. I have 12+ volts from the white and red wire. I have a little over 6 volts at the bat side of the coil. I have no spark from the coil. I notice every time I connect and disconnected the bat cable I will get a spark from the coil. i ran a test light from the tack test sight on the coil and tried to start and the light stayed real dim and never flickered.

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Ford Wiring/Electrical :: 1976 F250 - Alternator Not Charging

I bought a truck recently and I am attempting to get the alternator to charge. A previous owner hacked up the wiring pretty badly. We found that they had connected the voltage regulator to the horn relay for some reason. Anyway, I am trying to get it rewired and have searched existing threads for info and I thought that I had the wiring sorted out, however it is still not charging the battery.

The alternator has been tested and works. The voltage regulator is new. This is how it is currently wired.

Regulator A Terminal --> Battery side of started solenoid --> Alternator Batt Post
Regulator F Terminal --> Alternator Fld Post
Regulator S Terminal --> Alternator Sta Post
Regulator I Terminal --> Empty
Regulator body --> Radiator Support --> Alternator Ground Post --> Neg batt

When running, the battery is showing about 11.8 and slowly dropping as it runs. The truck has an ammeter in the dash, however it looks like it is no longer connected. Does it need to be connected in order for the alternator to charge the battery?

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