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7 Attachment(s)
ZD30 Blown Piston
Hi all ... well i think she has popped a piston. she is a 2002 ZD30DDi regular service 153098Km monster Ic, provent, no nads (was just about to start) what happened: wet to shop picked up a boost gauge hoped back in started her she gave a grinding noise like the starter motor didn't engage properly straight off with the key sat for a bit, then she started and blew out a gut full of smoke and idled rough.
History: i changed the glow plugs back in August for metal tipped, plug 3 was missing tip
Attachment 54271 also cleaned throttle body Attachment 54272
So i took her straight to my mechanic he wouldn't give a definitive answer but offered to pull the motor and have a look (not cheep) but the look in his eyes said it was blown.
so she starts runs as she warmes up the smoke increases and some oil spits out the filler
Attachment 54273 Attachment 54274 Attachment 54275 Attachment 54276 Attachment 54277
so i have found a reco and talking to the guy he said i should replace the turbo and have the injector pump re-calibrated is this right or are they trying to suck more money out of me
any advice appreciated thanks
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Alot of companies that recondition will require fuel system overhauls, radiator cleaning and at minimum turbo inspections to maintain warranty.
Id still do a compression test first before jumping to any conclusions.
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If that smoke is as white as it seems in the pics you have dropped compression on at least 1 cylinder (atomised, unburnt diesel mist is white, oil is blue).
The missing tip on the Glow Plug had only one place to go and that is in the cylinder and they create all sorts of hassle then.
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Thanks guys i will check compression and see how bad it is also start hunting for a turbo and injector pump
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She's looking quite blocked up , When was the Provent fitted?
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provent went on in August and cleaned out throttle body at the same time, but didn't have a chance to clean the intake manifold so it was only half a job. although she has been running relay well since then
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Out of curiosity when u changed too metal tipped glow plugs did you change the glow plug timer too an aftermarket unit at all?
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yep set up new timer from Jaycar running about 20 seconds on glow
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Bummer I feel for you bro, which are better the ceramic or metal tipped glow plugs?.
Does that timer mod actually do anything?
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hi TD. i changed to metal plugs because they are not supposed to drop their tips like the ceramic ones and the timer stops the long after glow from the ECU. unfortunately i think i did this to late as i already lost the tip in pot 3, and now i thank that's the holed piston.