View Full Version : Engine cutting out
VQ304
29-03-2005, 08:26 AM
Car is a EFI automatic TP... Recently the engine has been stalling completely at random, like you're driving along then all of a sudden it just dies with no warning. You're then unable to restart it for about 5 minutes or so, it just cranks over and over. But finally when it does start again it runs just like it should, nothing wrong with it.
Has this happened to anyone before? Any ideas?
Thanks...
Does it give any warning, like losing power, etc?
Could be fuel pump, or distributor.
turbo_charade
29-03-2005, 11:33 AM
ide say more likely your ignition barrel. if i had to put money on 1 thing
could also be a sus engine fuse, wiring (pretty common problem i hear) or the coil power. does it back fire when it comes back on? that would mean it still fuels while it cuts out pointing towards ign
Magnette
29-03-2005, 11:39 AM
Car is a EFI automatic TP... Recently the engine has been stalling completely at random, like you're driving along then all of a sudden it just dies with no warning. You're then unable to restart it for about 5 minutes or so, it just cranks over and over. But finally when it does start again it runs just like it should, nothing wrong with it.
Has this happened to anyone before? Any ideas?
Thanks...
yep, check the Engine Position sensor plug - its a multiconnector thingy
coming out of the distributor that don't look like a sparkplug lead.
Its inside a black rubber boot that will crack with age/heat.
The thing collects water and can corrode inside = lost contact = no spark.
AussieFella
29-03-2005, 02:32 PM
That would be my guess aswell, replace that and you should be right...
Magnette
29-03-2005, 02:36 PM
That would be my guess aswell, replace that and you should be right...
Don't have to replace (pretty hard to replace anyway).
Just a few minutes work with a mini wirebrush and WD40 on the copper bits.
Shrinkwrap or 'leccy tape over the cracked rubber boot. :cool:
turbo_charade
29-03-2005, 02:43 PM
petroject would have a new boot for 2 dollars, and electical terminal cleaner is your friend. good old rust converter is similar chemicaly, try it on ear buds
AussieFella
29-03-2005, 02:48 PM
Don't have to replace (pretty hard to replace anyway).
Just a few minutes work with a mini wirebrush and WD40 on the copper bits.
Shrinkwrap or 'leccy tape over the cracked rubber boot. :cool:
Replacing it is a better option though... :doubt:
Magnette
29-03-2005, 02:53 PM
petroject would have a new boot for 2 dollars, and electical terminal cleaner is your friend. good old rust converter is similar chemicaly, try it on ear buds
New boot hard to put on unless you're taking the plug head off first (too much work). :redface:
Rust converter (I'm into classic cars, we buy it by the drum) won't give you back
a clean copper surface. Its copper contacts too, not steel/iron.
Electrical contact cleaner (I buy CRC, best German stuff) or switch cleaner (from DSE)
don't do much - they're only solvents at best. Can't remove green gunk from copper.
Much as I hate fiddly manual work... :rant: its the only thing that worked.
Magnette
29-03-2005, 02:55 PM
Replacing it is a better option though... :doubt:
agreed, but that area shouldn't really get wet if I wasn't such a nazi about
keeping my engine bay spotless with regular degreasing & steamcleaning... :D
VQ304
29-03-2005, 07:14 PM
Thanks guys... I'll have a look at that plug tomorrow and see if there's anything wrong with it.
Gav- Nope, absolutely no warning at all. Luckily it's never done it while driving on a freeway or something, that would be a recipe for disaster.
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