I have brought my first Audi last month it's an Audi A4 avant 2010 plate 2.0 ltr diesel just done over 173k it's had water pump done timing belt done duel mass clutch slave at stand still the car just revs by itself the whole car shakes like it's wanting to stall I've changed the air mass sensor last week to see it that would help but still doing the same it's really annoying people at lights think I want to race them I don't want to start chucking money at it if it could be something simple it's had a smoke test no cracked or bust pipes please can someone help me many thanks in advance I've posted a 10sec vid on what it does 

52680342644__B9F1B56D-CD90-4370-8E1A-AA1909316C8A.MOV

Do you have a basic code reader? Always worth seeing if there's a fault code stored in there..

 

13 hours ago, Matty84 said:

I have brought my first Audi last month it's an Audi A4 avant 2010 plate 2.0 ltr diesel just done over 173k it's had water pump done timing belt done duel mass clutch slave at stand still the car just revs by itself the whole car shakes like it's wanting to stall I've changed the air mass sensor last week to see it that would help but still doing the same it's really annoying people at lights think I want to race them I don't want to start chucking money at it if it could be something simple it's had a smoke test no cracked or bust pipes please can someone help me many thanks in advance I've posted a 10sec vid on what it does 

52680342644__B9F1B56D-CD90-4370-8E1A-AA1909316C8A.MOV

 

My mate plugged it in and brought up a few faults but he said it could be turbo intercooler fuel pressure regulator  things like that but there is no loss of power or anything it's a weird one