Audi A4 1.8 - Turbo Lag?
#11
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
Doesn't sound right. If your boost goes beyond the factory spec, the
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
#12
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
Doesn't sound right. If your boost goes beyond the factory spec, the
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
#13
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
Doesn't sound right. If your boost goes beyond the factory spec, the
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
#14
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
Doesn't sound right. If your boost goes beyond the factory spec, the
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
#15
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
Doesn't sound right. If your boost goes beyond the factory spec, the
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
#16
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
Doesn't sound right. If your boost goes beyond the factory spec, the
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
fuel pump will cut out. The fuel pump will resume once the boost
return to factory spec. Is your car chipped???
Wolfgang Pawlinetz wrote:
> menb32@dsl.pipex.com wrote:
>
> >I've recently purchased an used A4 1.8T quattro Avant (2002). I've
> >noticed that if you put your foot down whilst in second and I guess
at
> >about 1700 rpm it'll start accelerating and then there'll be a pause
> >(which feels a bit like a lurch) then it'll carry on accelerating.
Not
> >having had/driven a turbo before I was wondering whether this is
> >"turbo lag" or should I be concerned abut this? It doesn't seem to
do
> >it if you're more progressive with acceleration and I've only
noticed
> >it in second and third.
>
> That sounds like a faulty Air flow meter like the diesels have.
> It's pretty much the same symptom.
>
> Do you have low mpg as well?
>
> I'd believe that turbo engines are generally sensitive to wrong AFM
> signals, no matter if it's a diesel or a petrol engine. If it gets
the
> wrong air flow reported, the control box just will not pour in
> sufficient fuel.
>
> Maybe worth checking.
>
> Regards
>
> Wolfgang
>
> --
> 1999 Audi A6 Avant TDI
#17
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
On Wed, 23 Mar 2005 22:18:47 GMT, Wolfgang Pawlinetz <mille@afm.at> wrote:
>menb32@dsl.pipex.com wrote:
>
>>I've recently purchased an used A4 1.8T quattro Avant (2002). I've
>>noticed that if you put your foot down whilst in second and I guess at
>>about 1700 rpm it'll start accelerating and then there'll be a pause
>>(which feels a bit like a lurch) then it'll carry on accelerating. Not
>>having had/driven a turbo before I was wondering whether this is
>>"turbo lag" or should I be concerned abut this? It doesn't seem to do
>>it if you're more progressive with acceleration and I've only noticed
>>it in second and third.
>
>That sounds like a faulty Air flow meter like the diesels have.
>It's pretty much the same symptom.
>
>Do you have low mpg as well?
>
>I'd believe that turbo engines are generally sensitive to wrong AFM
>signals, no matter if it's a diesel or a petrol engine. If it gets the
>wrong air flow reported, the control box just will not pour in
>sufficient fuel.
>
>Maybe worth checking.
>
>Regards
>
>Wolfgang
Indeed, MAF failures are fairly common in the industry, and Audi is no
exception - often coming up with coverage under "stealth warranty"
/daytripper
'00 s4 6spd
>menb32@dsl.pipex.com wrote:
>
>>I've recently purchased an used A4 1.8T quattro Avant (2002). I've
>>noticed that if you put your foot down whilst in second and I guess at
>>about 1700 rpm it'll start accelerating and then there'll be a pause
>>(which feels a bit like a lurch) then it'll carry on accelerating. Not
>>having had/driven a turbo before I was wondering whether this is
>>"turbo lag" or should I be concerned abut this? It doesn't seem to do
>>it if you're more progressive with acceleration and I've only noticed
>>it in second and third.
>
>That sounds like a faulty Air flow meter like the diesels have.
>It's pretty much the same symptom.
>
>Do you have low mpg as well?
>
>I'd believe that turbo engines are generally sensitive to wrong AFM
>signals, no matter if it's a diesel or a petrol engine. If it gets the
>wrong air flow reported, the control box just will not pour in
>sufficient fuel.
>
>Maybe worth checking.
>
>Regards
>
>Wolfgang
Indeed, MAF failures are fairly common in the industry, and Audi is no
exception - often coming up with coverage under "stealth warranty"
/daytripper
'00 s4 6spd
#18
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
On Wed, 23 Mar 2005 22:18:47 GMT, Wolfgang Pawlinetz <mille@afm.at> wrote:
>menb32@dsl.pipex.com wrote:
>
>>I've recently purchased an used A4 1.8T quattro Avant (2002). I've
>>noticed that if you put your foot down whilst in second and I guess at
>>about 1700 rpm it'll start accelerating and then there'll be a pause
>>(which feels a bit like a lurch) then it'll carry on accelerating. Not
>>having had/driven a turbo before I was wondering whether this is
>>"turbo lag" or should I be concerned abut this? It doesn't seem to do
>>it if you're more progressive with acceleration and I've only noticed
>>it in second and third.
>
>That sounds like a faulty Air flow meter like the diesels have.
>It's pretty much the same symptom.
>
>Do you have low mpg as well?
>
>I'd believe that turbo engines are generally sensitive to wrong AFM
>signals, no matter if it's a diesel or a petrol engine. If it gets the
>wrong air flow reported, the control box just will not pour in
>sufficient fuel.
>
>Maybe worth checking.
>
>Regards
>
>Wolfgang
Indeed, MAF failures are fairly common in the industry, and Audi is no
exception - often coming up with coverage under "stealth warranty"
/daytripper
'00 s4 6spd
>menb32@dsl.pipex.com wrote:
>
>>I've recently purchased an used A4 1.8T quattro Avant (2002). I've
>>noticed that if you put your foot down whilst in second and I guess at
>>about 1700 rpm it'll start accelerating and then there'll be a pause
>>(which feels a bit like a lurch) then it'll carry on accelerating. Not
>>having had/driven a turbo before I was wondering whether this is
>>"turbo lag" or should I be concerned abut this? It doesn't seem to do
>>it if you're more progressive with acceleration and I've only noticed
>>it in second and third.
>
>That sounds like a faulty Air flow meter like the diesels have.
>It's pretty much the same symptom.
>
>Do you have low mpg as well?
>
>I'd believe that turbo engines are generally sensitive to wrong AFM
>signals, no matter if it's a diesel or a petrol engine. If it gets the
>wrong air flow reported, the control box just will not pour in
>sufficient fuel.
>
>Maybe worth checking.
>
>Regards
>
>Wolfgang
Indeed, MAF failures are fairly common in the industry, and Audi is no
exception - often coming up with coverage under "stealth warranty"
/daytripper
'00 s4 6spd
#19
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
On Wed, 23 Mar 2005 22:18:47 GMT, Wolfgang Pawlinetz <mille@afm.at> wrote:
>menb32@dsl.pipex.com wrote:
>
>>I've recently purchased an used A4 1.8T quattro Avant (2002). I've
>>noticed that if you put your foot down whilst in second and I guess at
>>about 1700 rpm it'll start accelerating and then there'll be a pause
>>(which feels a bit like a lurch) then it'll carry on accelerating. Not
>>having had/driven a turbo before I was wondering whether this is
>>"turbo lag" or should I be concerned abut this? It doesn't seem to do
>>it if you're more progressive with acceleration and I've only noticed
>>it in second and third.
>
>That sounds like a faulty Air flow meter like the diesels have.
>It's pretty much the same symptom.
>
>Do you have low mpg as well?
>
>I'd believe that turbo engines are generally sensitive to wrong AFM
>signals, no matter if it's a diesel or a petrol engine. If it gets the
>wrong air flow reported, the control box just will not pour in
>sufficient fuel.
>
>Maybe worth checking.
>
>Regards
>
>Wolfgang
Indeed, MAF failures are fairly common in the industry, and Audi is no
exception - often coming up with coverage under "stealth warranty"
/daytripper
'00 s4 6spd
>menb32@dsl.pipex.com wrote:
>
>>I've recently purchased an used A4 1.8T quattro Avant (2002). I've
>>noticed that if you put your foot down whilst in second and I guess at
>>about 1700 rpm it'll start accelerating and then there'll be a pause
>>(which feels a bit like a lurch) then it'll carry on accelerating. Not
>>having had/driven a turbo before I was wondering whether this is
>>"turbo lag" or should I be concerned abut this? It doesn't seem to do
>>it if you're more progressive with acceleration and I've only noticed
>>it in second and third.
>
>That sounds like a faulty Air flow meter like the diesels have.
>It's pretty much the same symptom.
>
>Do you have low mpg as well?
>
>I'd believe that turbo engines are generally sensitive to wrong AFM
>signals, no matter if it's a diesel or a petrol engine. If it gets the
>wrong air flow reported, the control box just will not pour in
>sufficient fuel.
>
>Maybe worth checking.
>
>Regards
>
>Wolfgang
Indeed, MAF failures are fairly common in the industry, and Audi is no
exception - often coming up with coverage under "stealth warranty"
/daytripper
'00 s4 6spd
#20
Guest
Posts: n/a
Re: Audi A4 1.8 - Turbo Lag?
daytripper wrote:
>Indeed, MAF failures are fairly common in the industry, and Audi is no
>exception - often coming up with coverage under "stealth warranty"
right, I'm on my fourth now
But all paid by Audi and since they implemented the relevant technical
bulletin it's quite at that side of the engine.
Regards
Wolfgang
>Indeed, MAF failures are fairly common in the industry, and Audi is no
>exception - often coming up with coverage under "stealth warranty"
right, I'm on my fourth now
But all paid by Audi and since they implemented the relevant technical
bulletin it's quite at that side of the engine.
Regards
Wolfgang