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Author Topic: V6 O2 sensor(s), what could happen?  (Read 6883 times)

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Peter13

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    • '98 3.0 MV6 Estate LPG
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Re: V6 O2 sensor(s), what could happen?
« Reply #15 on: 18 October 2011, 21:29:12 »
MAF replaced, nothing happened. I have searched around the engine for leak with a carb cleaner spray, no success.
Then something happened on the way home, there was no MIL at all for 60km and the fuel economy increased incredibly.
I stopped the car 4km from my home to visit a friend. After 2 hours when leaving for home, everything started from the beginning ....

arrrgghhh!!!!
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Peter13

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Re: V6 O2 sensor(s), what could happen?
« Reply #16 on: 02 November 2011, 09:00:50 »
Hi Guys,

as the afterword of this topic here comes the solution!
At the weekend I have jumped under the hood, still suspecting there must be somewhere an air-leak. Checked every vac hoses and followed all the breather pipes.
When I pulled one at the back of the plenum, it was coming so easy... and then:

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