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I have an '87 911 and it seems that the fuel pump is
I have an '87 911 and it seems that the fuel pump is intermittently cutting off. I've ordered a new Fuel Pump Relay which is the red round 5 pin. … read more
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I have a 1979 Porsche 928 that the electronic fuel pump is
I have a 1979 Porsche 928 that the electronic fuel pump is not turning on. Is there a fuse in this circuit or a fuel pump relay … read more
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Trying to get my 90 carrera to start. I've checked the
trying to get my 90 carrera to start. I've checked the starter and it was good but the car want turn over like there is no power going to it. All the lights are on and I know the battery is good. I've… read more
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Lou P. master tech
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Have 86 928s Porsche changed all relays still no power to
have 86 928s Porsche changed all relays still no power to pump pump is good because it works with jumper led can it be the computer or do you have other suggestions that might help thank you garry m. … read more
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I pulled the fuel pump relay and jumped pin 30 and 87 have
I pulled the fuel pump relay and jumped pin 30 and 87 have power to relay nothing at pump plug don't think I have an open circuit. could it be a dme relay and if so where is it and how can I test it, … read more
sprinkles08
sprinkles08
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I have an 86.5 auto trans Porsche 928 that cranks but wont
Hi I have an 86.5 auto trans Porsche 928 that cranks but wont start. I swapped out the fuel pump relay, the LH relay, the fuel pump fuse the ignition relay all still no start. Pulled a spark plug it w… read more
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Porsche 928 S: . I have a 1983 Porsche 928 S, which starts
Hello. I have a 1983 Porsche 928 S, which starts but will not stay on for more than a couple of seconds. I disconnected the Mass Airflow meter and the car will start and stay on, but runs really rich … read more
Matt
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Porsche 928s: Would I able to crank the car via bridge, if
Would I b able to crank the car via bridge, if 85&86 enternal wire were damaged...you are saying that the relay is bad but touching the wiring portion were the pin go in 85&86.... Are saying it would … read more
sprinkles08
sprinkles08
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High School or GED
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Porsche Cayenne S: I just installed an aftermarket radio in
I just installed an aftermarket radio in my 2004 cayenne. Right now the only way to get the unit to come on is to turn the key to the on position. Are there any fuses I can tap into that will power th… read more
Don - Mo Lurch
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I am working on a 1987 944. I dont have spark to the plugs.
I am working on a 1987 944. I don't have spark to the plugs. The engine turns over with the starter. I have heat to both sides of the coil with the key on. There is no spark from the coil wire to grou… read more
Marty
Marty
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Porsche 928s2: I have a 928 s2 85 model which has no power
I have a 928 s2 85 model which has no power , starts on button and idle's fine, but soon as you try to drive it sound's as if it is misfiring , replaced air mass ecu's are all ok checked fuel pressure… read more
Matt
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Porsche 944: Hi, I own a 1987 944 N/A. Ran great for a long
Hi, I own a 1987 944 N/A. Ran great for a long time and then one day it would turn over but would not start. I checked a number of things. Getting fuel as I have a gauge on the rail. Engine temp senso… read more
porscheguru
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Porsche 944: I have a 1985 944 problem is the car will start
I have a 1985 944 problem is the car will start but cuts out after about 30 seconds. no fuel at the rail when the relay is in just baught a new one fuel is there when i jump the contacts for the fuel … read more
porscheguru
porscheguru
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rewiring..color of the wires are that run to the fog light relay
Back again. Almost done with my rewiring project. I am trying to see what the color of the wires are that run to the fog light relay. My car is a porsche 944 (early 1995)… read more
Ridgerunnerras
Ridgerunnerras
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Associate Degree
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porsche: electric..there is no fuel flow, changed the relay..CHANGING
CAR: 1983, porsche 928. problem: no electric current reaching the fuel pump, so there is no fuel flow, changed the relay, checked the fuse, HOW CAN I CHECK THE FLOW OF CURRENT TO THE FUEL PUMP, BEFORE… read more
Jan Andersson
Jan Andersson
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Bachelor's Degree
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1986 porsche 928: electrical problem..getting fuel..fuel pump
I have a 1986 Porshe 928s that we changed the computer in because we thought it was an electrical problem. Car was not getting fuel. we replaced the fuel pump and still no fuel to engine. Any ideas?… read more
Eurospecialist
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High School or GED
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1992 Porsche 968: DME..fuel pump relay..spark..gas to the injectors
I have a 1992 Porsche 968. I have replaced the fuel pump and I have replaced the DME fuel pump relay. I have spark but the pump is not sending gas to the injectors. What else do I check?… read more
Matt
Matt
Engineer - BEng Hons
Bachelor's Degree
567 satisfied customers
rpms gradually decrease to a point where the engine dies..same thing
Hi. I have an '84 928S 5-speed which has recently developed a problem in which approximately one minute after start-up the rpm's gradually decrease to a point where the engine dies completely. This ha… read more
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Anthony
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Vocational, Technical or Trade Scho
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