Big Al
Joined:
Feb 2015
South Carolina
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I found a bad connection at the steering column. Fixed the connection. Now all three gauges read high. I think I'm going to replace the whole cluster. Odometer doesn't work anyway.
SOLD: 1988 Thunderbird Turbocoupe, Now a 5 Speed, all options, Black. Stinger 3 into 2 with Magnaflows, Gillis Valve
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Jeff K
Joined:
Apr 2001
Milwaukee, WI
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All gauges reading high indicates a bad IVR or bad GY/Y resistance wire. Gauges that sometimes go high for a little to long time and return to normal indicate a sticking IVR.
Jeff Korn
88 Turbo Coupe: Intake and exhaust mods, T3 turbo at 24 psi, forced air IC, water injection, BPV, Ranger cam, subframes, etc., etc.
86 Tbird 5.0 (original owner): intake, exhaust, valvetrain mods, 100 HP N2O, ignition, gears, suspension, etc., etc.
11 Crown Vic Interceptor
14 Toyota Camry (wifes car)
95 Taurus GL Vulcan winter beater
67 Honda 450 Super Sport - completely customized
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Big Al
Joined:
Feb 2015
South Carolina
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Hmm. Is the resistance wire anything more than a power wire coming from the ignition? It seemed to be a single thread wire, not a twisted copper wire like most others. (If that makes sense)
SOLD: 1988 Thunderbird Turbocoupe, Now a 5 Speed, all options, Black. Stinger 3 into 2 with Magnaflows, Gillis Valve
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Jeff K
Joined:
Apr 2001
Milwaukee, WI
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It has a specific resistance to drop the voltage going to the IVR to around 8 volts. I forget the actual resistance, but it is on the order of a few ohms.
Jeff Korn
88 Turbo Coupe: Intake and exhaust mods, T3 turbo at 24 psi, forced air IC, water injection, BPV, Ranger cam, subframes, etc., etc.
86 Tbird 5.0 (original owner): intake, exhaust, valvetrain mods, 100 HP N2O, ignition, gears, suspension, etc., etc.
11 Crown Vic Interceptor
14 Toyota Camry (wifes car)
95 Taurus GL Vulcan winter beater
67 Honda 450 Super Sport - completely customized
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Big Al
Joined:
Feb 2015
South Carolina
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And now the car is dead. keyless entry worked. Got in and put the key in, heard the chime and then no power to anything. Reinserted the key and the lights came on and heard the CD player come on for a second and then dead again. This car is one electrical nightmare after another. I swear the tranny swap was not this much of a pain. At least with that I could see the problems.
SOLD: 1988 Thunderbird Turbocoupe, Now a 5 Speed, all options, Black. Stinger 3 into 2 with Magnaflows, Gillis Valve
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Check your ignition switch -- it is the heart of the whole operation.
1987 TC project car
Red butt splice - boosting about a bar
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Big Al
Joined:
Feb 2015
South Carolina
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Do you think it may have shorted me out? Cause the whole car is dead
There is no worse feeling than a completely dead car. Feels like she passed away during the night
SOLD: 1988 Thunderbird Turbocoupe, Now a 5 Speed, all options, Black. Stinger 3 into 2 with Magnaflows, Gillis Valve
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Pete D
Joined:
Apr 2001
Northern OH
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1.Yep, check the ignition switch. If it's never been replaced, just do it (get the Ford part) also check the wiring and connector to the switch.
2. Have the battery checked. May have a cell gone bad overnight. Many parts stores can check them.
3. Check the main cables, look for ANY corrosion in the ends. Replace the cable if you find ANY. BTDT. In 2 days in a garage the car went from starting and running fine to nothing. I was advised, here, to look for corrosion and change cables if I found any. I found a small amount of corrosion in the end of the starter cable. I changed it and all was good.
Pete Dunham
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Big Al
Joined:
Feb 2015
South Carolina
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Will do, thanks
SOLD: 1988 Thunderbird Turbocoupe, Now a 5 Speed, all options, Black. Stinger 3 into 2 with Magnaflows, Gillis Valve
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turbo80sdriver
Joined:
Nov 2008
Erie, pa
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Might do well to check grounds for good connections as well. There are many to check, but start with the ones on the block, firewall and the battery negative terminal ground.
'88 TC-Black T-5 with 79K stock 98.5% original, just w-i-d-e rims and tires, and some under hood powder-coating
'88 TC-Blue w/98K. Stocker w/t-5 ( the resurrection car) top gas mileage =31 mpg!
'88 TC-Grey w/99k. Auto, well optioned, 2nd owner car - getting more options
'87 TC-Blue w/123k t-5 parts car - less of a car now
'88 TC gray- body only so far- very very late factory build dated car, awaiting resurrection
'87 GN w/16.8K
"96 Bronco XLT w/351 (5.8l)
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