OBD CODE

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May 18, 2011 | 03:03 PM

TT01Q

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AudiWorld Junior Member

Joined: May 2011

Posts: 40

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From: va.

OBD CODE

Hello All,

2001 TT Q / 50k

I have a reoccurring OBD code: P1128

Cleared, then after a few starts it comes back on again.

any thoughts ?

thanks

May 18, 2011 | 06:03 PM

AudiMick

AudiWorld Super User

Joined: May 2002

Posts: 5,138

Likes: 4

From: Redmond WA

Quote:

Originally Posted by TT01Q

Hello All,

2001 TT Q / 50k

I have a reoccurring OBD code: P1128

Cleared, then after a few starts it comes back on again.

any thoughts ?

thanks

Long Term Fuel Trim mult.,Bank1 System too Lean

Probably a vacuum leak.

May 20, 2011 | 03:34 PM

TT01Q

Thread Starter

AudiWorld Junior Member

Joined: May 2011

Posts: 40

Likes: 0

From: va.

what is bank 1 system?
a quess about the vac. leak whereabouts...
thanks again

May 21, 2011 | 06:30 AM

AudiMick

AudiWorld Super User

Joined: May 2002

Posts: 5,138

Likes: 4

From: Redmond WA

Quote:

Originally Posted by TT01Q

what is bank 1 system?
a quess about the vac. leak whereabouts...
thanks again

That's a generic code, bank 1 is the block of your 4 cylinder.

For a v6 motor there are two banks 1 and 2 but you don't have to worry about it.

Any of the vacuum lines around the motor.

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