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911uk

Engine query (Sport exhaust) and Courtesy cars ! !

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YOUR RESEARCHEngine query (Sport exhaust) and Courtesy cars ! !

Leading reported evidence

Replace oxygen sensors

Performed · outcome unconfirmed

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Performed · outcome unconfirmed · Original poster

Powermax changed the oxygen sensor on cyl bank 2.I took the car down to Buckingham on Fri (last job of the day 1/2 hr lab) only to find the

Engine query (Sport exhaust) and Courtesy cars ! !
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Leading evidence: 'Replace oxygen sensors' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Replace oxygen sensors' (1 discussions). For that action, 0 discussions report a resolution and 0 report an unsuccessful attempt. No action has an explicit, attributable resolution report under the current rules. These are forum reports and suggestions, not a confirmed diagnosis.

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1 matching discussions · 5 captured posts examined · 0 partial discussions

Frequently discussed actions (1)

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Replace oxygen sensors

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Performed · outcome unconfirmed · Original poster

Powermax changed the oxygen sensor on cyl bank 2.I took the car down to Buckingham on Fri (last job of the day 1/2 hr lab) only to find the

Engine query (Sport exhaust) and Courtesy cars ! !
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Counts describe captured discussions, not unique people or a diagnosis. Author identities are not reliably stored. Exact duplicate evidence is counted once across matching discussions; one discussion counts at most once per action/state. Multiple repairs reported together remain a combination. Suggestions and failed attempts do not establish a fix. Matches cover whole discussions and can include related faults, model variants and incomplete threads.

5 eligible posts · 0 unverified posts · 1 discussions match the subject in their title or opening post.

  • 911uk: 1 discussions

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Generation: 20261026T112012Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

Hi again,update on the exhaust etc.I now have my car back after Powermax changed the oxygen sensor on cyl bank 2.I took the car down to Buckingham on Fri (last job of the day 1/2 hr lab) only to find the new part was incorrect, a phone call was made and the correct part could be delivered and fitted Sat a.m I left the car there whilst they offered a courtesy car to get me home and they could fit to a cold exhaust the next day.I then heard a big rumble outside and was given the keys to a Monaro ! ! ! Very black and very loud ! this is our courtesy car said Andy, 5.7 ltr V 8 Wortec Exhaust and boy did it go,in a straight line, just as you would expect from an aussie,loud,brash,unruly and to be honest good fun for 24 hrs. With my own car I have noticed that the engine will not rev beyond 4000 rpm when the car is stationary ? I dont recall it not doing so before.As the revs are built up it begins to sound like its straining to rev any higher but on the road under load the car will easily pull to the redline or upchange on Tip auto. has anyone have an idea as to what it may be or why would it be anything to do with less back pressure in the exhaust system ? I,m puzzled. The guys at Promax could not have done more to fix the problem and did the sensor free of charge for all the messing about the previous day. 5 ***** I know where my next oil service will be done.Cheers :?

POST 2Original post

seem to remember somthing in the manual about the engine management preventing you over reving the engine at standstill(with no load) dont have manual at moment (car in garage) sombody may correct me!

POST 3 / ORIGINAL POSTEROriginal post

Thanks for that info.I will check that out as my manual is also in the garage,and its to late to look for it. :roll:

POST 4Original post

Hello yes the tiptronic transmissions do that on the later style gearboxes 02 on wards... It is something to do with protecting the torque convertor as its not loaded up...or gearbox. Mike

POST 5 / ORIGINAL POSTEROriginal post

Hello,Thanks for the confirmation on the tiptronic limiting the revs.Could not find any info in the owners man on this Wed eve. Car does rev fully and sounds great on acceleration beyond 3500 rpm. Will drive it in the morning without any worries now, except the "Safety Partnership Vans,"still out around here (Evesham) at 8.40 !!!!!!!!! tonight !!!!!!!!! Cheers Phil Kearney :thumbs:

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