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Hello Porsche Folks,
I've had a couple of months where I was unable to work on the 76 Targa. I'm in the process of getting the 3.2 to run. Several weeks ago, I re-dropped the engine to replace the speed sensor and extend the four wire DME plug at the back of the engine. I put the engine in last Saterday, but she was not getting any spark, the the fuel pump ran ok. I examined the DME relay and determined that one of the coiled switches was not working. I ordered two new relays from our Host. Did I tell every one that this is forth time that I've dropped engine. Anyway, I replaced the relay and she still would not start. I had one of my Cockers turn the engine over while I looked for spark on my test spark plug. Actually, my Cockers were to bussy, so I had my fourteen year old turn her over. No spark, until the starter was disingaged, and then I saw the spark. So I spun her over getting sufficient angular momentum and she started. She sounds a little rough but the fuel is old. I'll put fresh gas in her and see if runs better. The only thing I can think of is I have a bad ignition switch. Has anybody experianced this problem? I know you Guys want to excomunicate me from your forum, because of lack of pictures. I'll rectify this on my next posting. Any Ideas would be appreciated. Preston Crawford p930man |
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Registered
Join Date: Jul 2002
Location: Atlanta
Posts: 7,125
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Sorry know help but I do love the Clown College stuff.
Pretty sure you just have a wiring issue. Although I have read that the ignition switches carry a ton of current and are prone to....having problems. Maybe look at the wiring on the switch and see if you can rig up a Hot Wire until you can eliminate other possibilities?
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erik.lombard@gmail.com 1994 Lotus Esprit S4 - interesting! 84 lime green back date (LWB 911R) SOLD ![]() RSR look hot rod, based on 75' SOLD ![]() 73 911t 3.0SC Hot rod Gulf Blue - Sold. |
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Remember
Join Date: Jun 2003
Location: California
Posts: 221
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I had the same problem when I installed the Motronic DME for my conversion, it turned out I had hooked up the black wire off the Motronic wiring harness to a fuse that lost power when the key was cranked, this wire powers the coil so you get no spark.
Find that wire on your fuse box and put a test light or volt meter on it and crank the motor, you'll probably find voltage drops to zero. Good Luck.
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Gary 1975 911S G50 3.5 Twin Turbo |
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Registered
Join Date: May 2004
Location: Encinitas (San Diego CA)
Posts: 4,495
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Quote:
Test light and a helper to crank is all it took. Doug
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1971 RSR - interpretation |
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Gary, Doug, You Guys where correct. I tested the wire connection to the fuse and the voltage
dropped to almost zero. I connected to a different fuse and now she starts with the starter. She still runs poorly, but I'll figure these problems out. It made total sense when I read your comments. But I would have had problems trying to figure this one out on my own. You Guys are the best and the Cockers say thanks as well. Best Regards Preston Crawford p930man |
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Registered
Join Date: Jul 2002
Location: Atlanta
Posts: 7,125
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Very disappointing Clown College I must say :-)
Glad you figured it out relatively painlessly!
__________________
erik.lombard@gmail.com 1994 Lotus Esprit S4 - interesting! 84 lime green back date (LWB 911R) SOLD ![]() RSR look hot rod, based on 75' SOLD ![]() 73 911t 3.0SC Hot rod Gulf Blue - Sold. |
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Erik, sorry about the Clown College. Will do better next time!
Regards Preston Crawford p930man |
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