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Vz ssz ls1 high iddle. A4

Vz ssz quicksilver

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Vz ssz ls1
My vz ssz ls1 A4 has been runing bad.when u trial the brake pedal it surges forward.And its iddlin chopy.std cam with lots boltons.otr.mailorder tune.oztrak.try extractors.2.5inch.25%underdrive.Its got mace coils red better than std.Plugs.leads.crank sensor.cam sensor.could it b a simple ls1 relearn prcedure.or vacuam leak.any ideas
 

Jolls

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I would suspect a coil pack/injector - but there is no guarantee from what you have stated.

Best bet is to get the codes read and see what it tells you to give you a head start.

Alternatively pull the leads one by one and see what doesn't change that is your start point.

Cheers
 
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