JohnWPB 1986 GT Fastback worklog (Page 70/71)
VanGTP5000 APR 08, 03:34 PM
Yes I picked up on that... I guess that's how I found your original build thread when I did the search for WPB

I just moved to Boynton Beach and It is really tough getting used to living in paradise! I am not missing the freezing cold rain of New Jersey right about now!

I am sorry to hear about your sensor issues. Have you replaced the temp sensor? I seem to remember getting a new one for around $30 when we did my swap.
Spadesluck APR 26, 01:30 AM
Looked through this whole thread. Very entertaining read for sure. Not sure how well I would have taken to some of your adversities but good on you for making it through them. Good to see you are still chipping away at it.
JohnWPB MAY 01, 09:49 PM
Yep, there certainly have been some adversities
The swap has been 99% complete for a few months now. I have been unable to track down why the engine is fumbling so bad, and I have to feather the throttle constantly to keep her running.

I decided to take it to a local shop, Alternative Automotive, that is VERY good. The entire shop from the 5 mechanics, receptionist and manager are all related. This business has been in their family for 30 years. They specialize in unusual and hard to find problems. I rented a U-Haul trailer, and dropped it off at their shop on Friday after work.



They are closed on the weekends. I did not hear from them today, but I forced myself to not call and bug them, and give them some time to go through it.

I am sure its probably gonna cost an arm and a leg, but I am just done with messing with this car. It has been a 5 year long nightmare, that I just want to end!

[This message has been edited by JohnWPB (edited 05-01-2017).]

TXOPIE MAY 02, 10:20 AM
John,

I can relate to the long road you have been on...BluDrm still is not finished because of other's BS and I started her before your current build.
I wish you the best with getting her completed this summer.
VanGTP5000 MAY 02, 11:26 AM
John,

Well I hope they don't keep you in suspense too long! I know how hard it can be to try and have patience in a case like this. Your commitment to your project (both financial & emotional) will undoubtedly be an inspiration to many others on this forum! I myself can't wait to get a glimpse of your success when I see you driving that beauty around town someday soon!!!

JohnWPB MAY 02, 05:50 PM
TXopie I didn't realize you started yours before mine.... So yea then, you know how long a road it has been!

I hope to be driving it around here soon as well! The last Fiero I happened on in South Florida was around 4 years ago, I got along side and realized it was Lou, another Fiero owner in Del Ray beach. Fiero spottings are few and FAR between around here ;(

I called the shop today at 4:30, figuring I had been good by lasting 2 whole work days without calling them. She explained her dad has been backed up, and will not get a chance to really delve into it until tomorrow.

VanGTP5000 MAY 04, 03:49 PM
Well I will have to be on the look out for Lou then because Delray isn't very far from me at all! I hope you have gotten some good news/feedback on your car's issue in the meanwhile. We are all still rooting for you John.
JohnWPB MAY 04, 05:02 PM
I got a call yesterday with an update. The mechanic started tracing the wires for the temperature sensor, as it is reading -38. If it was reading -40, it would be as if the sensor was unplugged, so there is an open circuit/break somewhere.

As he looked at the wire going to the sensor, it is the wrong color compared to the diagrams for an 04' GTP. He went to the ECU and could not find that colored wire at all. He opened the harness close to the sensor and discovered a barrel connector, where it switches from one color to another. So now he is in the process of trying to figure out what wire color they are on one end, and what color they are on the other end.

Having these different wire colors on each end really sucks! I will be paying for their Labor at $110 an hour just to be able to then test the harness
Danyel MAY 16, 12:37 PM
Didn't you buy that harness from someone?? They may know what color config they used.... just an idea.. hope ya get the old girl on the road ASAP...
regards

Danyel

------------------

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JohnWPB MAY 16, 04:56 PM

quote
Originally posted by Danyel:

Didn't you buy that harness from someone?? They may know what color config they used.... just an idea.. hope ya get the old girl on the road ASAP...
regards



It is a FieroFlyer wiring harness. He offered to look at it, and make any repairs for free. The problem is, the car is at the shop, and the labor cost to take the whole harness all off of the car, and ship it and the computer to Canada, and wait to get it back, and the labor to re-install it all again.... it would probably cost more than the shop just fixing everything.

The harness looks great from the outside. However once you start to take the tape off, it is a jumble of all different wires connected with barrel connectors EVERYWHERE. One would think that running a single wire from the computer to the destination would be the way to do it. Just about all the wires in this harness are cut and spliced back together once the tape and loom is removed.

The mechanic started to take the tape off of the wiring harness, and many of the wires that were attached by barrel crimp connectors, just came out of the connectors. They were not fastened / crimped well, and just the tension of taking the tape off the harness is pulling the wires out of the connectors. Next, he was able to find the yellow wire that is SUPPOSED to go to the temperature sensor, it was somehow routed to the A/C pressure switch.

The 2 wires that are supposed to be connected to the temperature switch are supposed to be yellow and..... damn, cant remember the other color. Anyhow, the yellow is the correct one on the computer end, just that it routed to the A/C pressure switch mid harness.

He is still trying to find where a couple of the other wires from the computer ended up. When he is done, he tells me he will solder and shrink tube the wires correctly.


After taking off the tape and wire loom, he found the yellow wire coming from the computer, meant to go to the temp sensor, it was going to the A/C pressure sensor instead:


Here are couple wires that came out of their barrel connectors when taking the tape off of the harness:


Again, I just can not seem to catch a break on this car! Any other person would purchase a harness, get the engine in, and start it up no problem. Not this F'n car! Brand new wiring harness is all screwed up and wires going to wrong sensors ect.....

AHe says he is not getting correct readings on a few more wires, so he is sure a few other wires are going to the wrong sensors from the computer.

[This message has been edited by JohnWPB (edited 05-16-2017).]