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3y 4runner headache

Posted: Sun Apr 30, 2006 7:47 pm
by micromachine
Hi Guys,

A mate of mine has a 85 4runner 3y, The last 2 times we've gone 4x4 as soon as we hit the dirt it plays up so we turn around and head home :bad-words: .

Symptoms: Engine idles fine, also we can rev it tits off no probs. Its just the first initial stage of acleration when it misses.

Things he has replaced: fuel filters, fuel pump, rotor button, coil, carby kit, cleaned tank and carby.

Can anyone help with some advice plz?? :)

Posted: Sun Apr 30, 2006 8:14 pm
by high n mighty
tried leads?

And why would it only do it on the dirt? Are we talking steep inclines?

Posted: Sun Apr 30, 2006 10:41 pm
by Barney7779
Second vote for leads


Had the same problem with mine. would idle fine and free rev fine but as soon as you started to load up the motor it would miss and backfire like crazy


Not a good thing to happen at 3am in the middle of a paddock while out spotlighting in rough country with a 2 hour low range first gear drive back to camp :lol:


Lucky i always keep the longest plug lead(No#4) in the tool box just incase :D

Posted: Mon May 01, 2006 8:18 am
by micromachine
And why would it only do it on the dirt? Are we talking steep inclines?
Don't now just seems to happen just after we stop and lock in the hubs or something, no both times its happened on farely flat terrain.

I'll let him know to try some new leads, thanks heaps guys. :)

Posted: Mon May 01, 2006 12:03 pm
by HJ60_HEATHUS
i had a 3y rocky that would miss and die when loaded up (ie going up hills) after a carby rebuild, leads coil etc, it turned out to be a dud distributer, can't remember what was wrong with it exactly, but swappin in another made it all good

Posted: Mon May 01, 2006 4:37 pm
by 4sum4
Grab the leads and shack them if it plays up then there stuffed

Posted: Mon May 01, 2006 6:38 pm
by crunch
Worst case scenario, I've got a 3y in the garage you can buy off me! :lol: