Stealth is dead..Electrical?..Other?

Started by Wav, February 02, 2006, 12:33:41 PM

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bnaellis

You said the car is not flooding from continues cranking, so it sounds mor elike a fuel related issue than electrical. The lid that covers the fule pump make sure the ground has a good connection to it and it\'s not rusty.
Simple way to check pump operation and that fuel is being supplied, is pull off the fuel line from the rail just under the greddy elbow get a bottle andf get someone to crank. If no fuel enters the bottle it\'s obvious if fuel does enter, you have atleats eliminated a few things instantly.
You easily test the spark from HT lead to eliminate the igniter, coil pack and leads. Check the egi fuse, pull it out and check the terminals where it plugs in.
Infact I now remember a similar issue a few years ago on one and one of the ht leads had green gunge on the inside terminal from moisture.

Wav

Quote from: rotaryimports.comYou said the car is not flooding from continues cranking, so it sounds mor elike a fuel related issue than electrical. The lid that covers the fule pump make sure the ground has a good connection to it and it\'s not rusty.
Simple way to check pump operation and that fuel is being supplied, is pull off the fuel line from the rail just under the greddy elbow get a bottle andf get someone to crank. If no fuel enters the bottle it\'s obvious if fuel does enter, you have atleats eliminated a few things instantly.
You easily test the spark from HT lead to eliminate the igniter, coil pack and leads. Check the egi fuse, pull it out and check the terminals where it plugs in.
Infact I now remember a similar issue a few years ago on one and one of the ht leads had green gunge on the inside terminal from moisture.

Thanks for that Brian.

There was fuel in the chambers, but perhaps not as much as you\'d expect. Anyway I have now removed and tested the fuel pump( it appears fine with the ground wire intact), hard wired the fuel pump "speed" relay on, so that the pump sees full power all the time and the the car is definietly getting more fuel in and when you take the plugs out they are soaking with fuel, obviously the car stil isn\'t starting. Although it did go briefly before it stalled again, still running rough.

I have now changed the igniter and coil pack along with a different set of leads and still no change :( Am going to do some serious de-flooding just in case this is now stopping it from starting.

If this doesn\'t sort it then the only thing i can thing of is if the timing is out so the plugs are firing at the wrong time :3Confused

It is all very strange and very annoying at the same time,

Ta,

Paul

7ForLife

surley when you give it throttle more air goes in. if it doesn\'t add more fuel it will be lean and if too lean it will cut out. thats only going to be the case if you have a strong spark. more air could blow the spark out. but think you have ruled this out. or as you say the timing could be out. so there could be a problem with one of the crank angle sensors.

The Oracal (workshop manual) suggests

fuel pressure reg
primary injectors
throttle sensor
crank angle sensors
ignition timing
ecu

and a bunch of other stuff you have tried

moakesr

Hi Paul,

Given that it did run, and now will not, have you checked that the fuel tank vent is working?  You could be pulling fuel against a vacuum if the vent were blocked?

Cheers,

Richard

nikp

Surely thats ^ unlikey as he\'s getting good fuel pressure and fuel delivery.

Wav

Thanks guys for all your replies.

Hope you will be happy to hear that she has started again :3gears-rh

We got it started by putting in a std, well re-a, ecu, 7 rated plugs in the leading holes and by deflooding the car PROPERLY. I think it was a combination of a dodgy map sensor plug (wasn\'t connecting properly) and the pfc throwing it\'s toys out of the pram! :rolleyes: and I also think the ignitor did something also, but car was so flooded that the difference was not seen at the time.

After 40 or so miles I\'ve now put back in the apexi and it is running sweet again, just gotta run it in now. Glad the apexi isn\'t knackered, the std ecu didn\'t like the 1600cc secondaries ;)

Cheers,

Paul

P.S. anyone know why my rear lights, dash lights and side lights are no longer working, but my main front lights are? we\'re not going to get many miles down if we can\'t drive it at night:(

Wav

Quote from: WavP.S. anyone know why my rear lights, dash lights and side lights are no longer working, but my main front lights are? we\'re not going to get many miles down if we can\'t drive it at night:(

Sorted now, was the TNS relay at the front of the car, must of got soaked along with the other relays when the car got washed, which I\'m sure the water caused all these non starting issues in the first place:2Confused ;)

moakesr

Hi Paul,

Glad to hear you got it sorted, should be in nice fettle for some track action when it\'s run in.

Cheers,

Richard