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Why pajero overboosting

Posted: Wed Feb 25, 2009 9:05 am
by fazza81
Hi all,

Lately my pajero has been hitting 15psi boost and the release valve vents now this started to happen when I was towing a car trailer. I thought the actuator may be stuffed. Took it off and got it check but the turbo guy says it is ok.

I can not think of anything else it would be on the compressor housing there is 2 lines one goes to the actuator and the other goes to the boost guage and the fuel pump. Now if the guage is reading 15psi and the actuator line is right next to it that says to me the actuator is getting 15psi but not opening to let it vent.

Any other ideas?

Thanks guys

Posted: Wed Feb 25, 2009 3:21 pm
by hudson44
http://www.outerlimits4x4.com/ftopic164838.php


It was still on the first page....... about 12 threads down.

Posted: Thu Feb 26, 2009 10:53 am
by fazza81
Yeah I know but that stalled at the 5000 rpm debate.

Posted: Thu Feb 26, 2009 8:01 pm
by glenn_c
It sounds like the waste gate it stuck shut or the actuator isn't working.
You should be able to move the waste gate actuator by hand.
Regards Glenn