Alan Rogers wrote:
> Only a couple of weeks since I was crowing about getting 40mpg out of
the
> 156 1.8TS, now the bloody EOBD light has come on.
>
> Seems to be running OK, I read that if it's fla****ng there are more
serious
> problems.
>
> I found that 2 of the 3 airbox lid bolts were sheared off, and the third
> bolt hole on the lid had now broken leaving the fixing bolt in the hole
in
> the body of the airbox, but the lid now completely loose and the filter
> visible.
>
> Would this cause the EOBD light to come on?
Unlikely.
>
> FYI I removed the airbox ( had to remove the battery tray first), prised
out
> the old bolts/fixings and fitted self tappers. Not a bad job. Now
then,
> should the EOBD light go out on its own or does it need to be reset.
>
If the fault has cleared (AIUI) it will go out after n (3?) cold start
cycles.
> Before I started this my friendly independent plugged in a diagnostic
tool
> and came up with P1177//P1178, searches seems to indicate that this
points
> to a failed/failing MAF, however i don't want to be shelling out £100UKP
> unneccessarily.
Common fault. Poor filtering may well cause premature failure as well,
which would cause engine light on. You'd see loss of power and stuff as
well though.
>
> The battery was disconnected for well over 45 mins which I understand
> performs an ECU reset, should this not put the EOBD light out if the
problem
> has been cured, or is the fact that it's still on suggest that it more
> likely to be the MAF.
Or some other persistent fault.
>
> Best price I've found for a genuine Bosch (0281 002 309) is £102
delivered
> from www.airmassmeters.com, any others out there?
Sounds about right :(
>
> Many thanks
>
> Alan
>
>
--
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116 Giulietta 3.0l Sprint 1.7 145 2.0 Cloverleaf 156 V6 2.5 S2
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