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Why does this effing site log me off after typing a message then loosing everything??????????????? Bad enough having a frustrating car!!! Update.. Checked Lambda readings both switching from 0 -0.75 volts Air flow meter increasing with load throttle position % increasing with throttlle...

Does anyone know what diagnostic machines will reset the Adaptive Values on a P38 4.0 thor please

Same here the motor factor gave me the inline filter listed in the book and I searched the car for one, after a google search found that 99 onwards the fuel filter has been left off...I cant believe that a engine with so much through put of fuel hasent got one and relies on just the nylon gause...

But its not a replacable service item one is it, all I could find was its the gause type on the pump pick up...?

when the car is stood still you can do what ever you want with the reves and it performs as normal, no missfire or anything, having said that there does seem to be some sort of imballance in the engine around the 4k mark and I remember reading that the thor engine was a legend for being...

Thats what I like about these sites, whan people put their heads together more ideas pop up...Cheers Ian I hadent thought of that one, I know they are a bitch to get oil up if they dry out....Have to get the gauge out...may just bang another filter on for a try too...?

The reluctor looks ok as far as I can see it, I really must scope it, but was thinking if it had any bareing on the fluffy running after seeing the pattern its needs to run properly...It was oily and spaced properly for an auto but I suppose another £50 wont hurt...

I will see what readings I can get tomorrow, My Black Labrador would help but he isnt that good and barks up the wrong tree sometimes...Pop round a mates garage and borrow one of his blokes ....

Air flow meter was bought from P38 spares and looks genuine to me but I do think it feels like a lack of fueling, and has to be metering problem? Lambdas are reading between o.oo6 and .750 volts which I recon to be normal and air flow is increasing although its hard driving and using a scanner...

Hi Guys, Have to admit to only using a Snap on Scanner and I know they only scratch the surface and no havent been able to reset the adaptive values, having said that did have the engine ECU off for over half an hour so was hopeing it may have a re-learn capacity.. I will double check the...

Totally cheesed off already! Half hours of typing lost and that’s without the stupid log in thing taking 10 attempts...Can’t see me lasting long on here with duff British engineering and all??? Anyway Been a mechanic for 32 years and against my better judgment bought a Range Rover P38 4.0...