[Biturbos4] B5 S4 codes

[Andrew Lundy]

I would say it looks like a connector is unplugged, or some wires got
broken.  Perhaps some rodents took the liberty to rewire your car?
On Nov 9, 2014 2:48 PM, "Grant Lenahan" <glenahan at vfemail.net> wrote:

> I was going to say that, except that, in general the “power supply” is the
> battery, unless these things run off a lower voltage regulated supply from,
> say, the ECU.
>
> And you did not suggest a weak battery
>
> But i agree with Cody. I just couldn’t explain it further…
> Grant
>
> On Nov 9, 2014, at 2:31 PM, Cody Forbes <cody at 5000tq.com> wrote:
>
> > That really looks like a power supply issue. Too many different things.
> Best thing to do would be break out the multimeter and check power to
> various things that hate issues.
> >
> > -Cody Forbes (mobile)
> >
> > On Nov 9, 2014, at 12:10 PM, mike <mikemk40 at yahoo.com> wrote:
> >
> >> Gents,
> >>
> >> codes I have are,
> >>
> >> |  16514  |  P0130  |  O2 Sensor Circ.,Bank1-Sensor1 Malfunction  |
> >> |  18010  |  P1602  |  Power Supply (B+) Terminal 30 Low Voltage  |
> >> |  16955  |  P0571  |  Cruise/Brake Switch (A) Circ Malfunction  |
> >> |  16486  |  P0102  |  Mass or Volume Air Flow Circ Low Input  |
> >> |  18030  |  P1622  |  Engine coolant temperature signal
> range/performance  |
> >> |  16490  |  P0106  |  Manifold Abs.Pressure or Bar.Pressure
> Range/Performance  |
> >> |  16538  |  P0154  |  O2 Sensor Circ.,Bank2-Sensor1 No Activity
> Detected  |
> >> |  17528  |  P1120  |  O2 Sensor Heater Circ.,Bank2-Sensor1 Open  |
> >>
> >>
> >> second & third went and haven't returned after clearing, the others
> have come back.
> >>
> >> Does anyone know if there are any upstream fuses or other faults that
> could be giving false positives or am I safe in assuming that the actual
> sensors mentioned have failed?
> >> Cheers
> >>
> >>     From: tom winter <tom at tomwintermedia.com>
> >> To: quattro at audifans.com
> >> Cc: mikemk40 at yahoo.com
> >> Sent: Wednesday, 5 November 2014, 20:08
> >> Subject: B5 S4 codes
> >>
> >> For the B5 platform, the forums at Audizine are pretty good. Do some
> >> searches and if you can¹t find anything, then maybe post up some
> >> questions: http://www.audizine.com/forum/forumdisplay.php/3-B5-S4-RS4
> >>
> >>
> >> Tom 2001.5 S4 Avant
> >>
> >>
> >>> From: mike [mailto:mikemk40 at yahoo.com]
> >>> Sent: November 03, 2014 2:39 PM
> >>> To: 'Quattro List'
> >>> Subject: B5 S4 codes
> >>>
> >>> Long time no post but my old S4 has been retired at 230k miles and
> >>> replaced with a "new" one, same age but *only* 100k miles.
> >>> new one is doing 22 mpg (old one did 27) so codes were read.
> >>>
> >>> Seems there are lambda sensors not working plus maf isn't working but
> >>> strangely, looking at blocks I have 50c inlet air temp which on a cold
> >>> idling car in the UK is nonsense.
> >>> Does anyone know where this temperature reading comes from? Is it MAF?
> >>> Cheers
> >>> Mike
> >>>
> >>>
> >>
> >>
> >>
> >>
> >> _______________________________________________
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> >> http://www.audifans.com/kb/List_information
> > _______________________________________________
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>
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