Airflow sensor faulty!!! I Doubt it.....
ALl
Following on from this thread: https://www.pajeroclub.co.za/forum/view ... =55&t=6003 the report back is that the mass airflow sensor is faulty :?

OK, but at R5404 plus labour rate that sounds ridiculous..... I had my Paj up to the Pilansberg n back last weekend and she ran beautifully, smooth and plenty of power.
The rumble from the back (sounds like a second engine) is still there any speed over 115Km/hr. They claim the props haft and rear diff is fine "within Spec".....

At that price I am hesitant to replace it, albeit that they said to me that they'll remove it and put my old one back if there is no change.......
Re: Airflow sensor faulty
OK, car is back. Report back is that the ECU might not be getting the right info from the air flow sensor compared to what the exhaust sensors are reporting... Hence, the engine is not running optimally and hence might be causing the exhaust to rattle.

Going back to the dealers for them to install a new sensor, possibly even exchanging the exhaust and comparing results.... ;)
Re: Airflow sensor faulty
Make sense. Fuel consumption should also go bad
Re: Airflow sensor faulty
Have they checked if your catalytic converter is not maybe blocked? If the noise is linked to the exhaust that might also be in the equation.

CATS
2009 Pajero 3.2 DiDc Lwb GLS (Gen4) - Casper (Starting to grow on me)
2001 Pajero 3.2 DiD Lwb GLS Manual (Gen3) - Snoopy (SOLD but not forgotten)
2008 Pajero 3.2 DiDc Lwb GLS Auto (Gen4) - Silvester (SOLD)
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Re: Airflow sensor faulty
Cats, one of the reasons they want the car for two days :shock: is that one of the items they will be doing should the new MAS still not make the exhaust go quiet, is to fit one from a 2nd hand Paj and see. Should that then make a difference, i guess its a new exhaust.....
Re: Airflow sensor faulty
Palexus wrote:Make sense. Fuel consumption should also go bad
Well, the Paj seems to be pulling fine (unless Ive just gotten used to it becoming more n more sluggish)
The consumption is sitting around 11 - 13 L/100, all depending if I'm sitting on the open road or in traffic
Re: Airflow sensor faulty
hi guys,
i sent my vehicle to mits due to the problem getting worse (asc on engine management lights on). the problem (sluggishness) got progressively worse. mits identified - airflow meter faulty... wanted app. R6000 for it (had stock by the way ;) . went to scarp yard and purchased one for R1500. installed - and WOW :o . performance better than ever, but.. the lights still come on after a while :cry: ... read somewhere in forum au that the common rail on the older paj's does give blockage problems. i will open up, clean, and advise.... :geek: i will be gratefull if someone can advise how to remove - gasket etc.? please? Paj forever...
Sound advice, if you want to enter in a BBBEE business venture? Think twice! Make sure your i's are dotted and t's are crossed :ugeek:
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