2004 Audi A4 1.8t (190) S line Quattro alignment specs - Audi Forum - Audi Forums for the A4, S4, TT, A3, A6 and more!

01-02-2009 | 07:24 PM

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dave AKA vwdoc1

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Re: 2004 Audi A4 1.8t (190) S line Quattro alignment specs

"AU01 A4" <AU01.A4.3les04@no-mx.forums.travel.com> wrote in message
news:AU01.A4.3les04@no-mx.forums.travel.com...
>
> Can any one share alignment specs for 2004 A4, 1.8t (190) S line
> Quattro
>

Just passing this back through the group. I had saved it for mine.

>
> The UK quattro Network
> The UK's mobile Audi 5-cylinder mechanic - 07833 654800, 24x7
> Specialist in turbos, quattros, electrics and non-starts
>
> Audi A4 quattro Alignment Specifications
> "Bei Einstellarbeiten sind die jeweiligen Sollwerte so genau wie möglich
> anzugestreben."
> "During adjustment each nominal value must be achieved as closely as
> possible."
>
> A correct four-wheel alignment (to specification, not just within
> tolerances) is critical to quattro handling. Correct adjustment requires
> an alignment ramp on which all movements can be fully relaxed and an
> optical measuring rig. A LASER rig has no particular advantage over a
> cross-hair mirror rig - the critical factors are the skill and dedication
> of the operator. The job can actually be done by a real expert using
> fishing line and simple measuring equipment, though this is time-consuming
> and not recommended.
>
> And a printout is pointless if the numbers on it are wrong.
>
> The greatest single danger is that one or more adjustments will be too
> stiff for the operator to move and will be left because they are "within
> tolerance". This is unacceptable. The best way to avoid this is to free up
> and deliberately mis-set all adjustments before taking the vehicle for
> alignment. After alignment, check that the front track rod arm ends sit
> vertically in the steering arms. It's a good idea to have the mechanic
> slip a length of bicycle inner tube over the rear track rods, then pack
> this with grease and tie-wrap the ends once adjustment is complete.
>
> It is always a good idea to let new bushes bed in a little before having
> an alignment done. If the wishbones and balljoints are separated, a light
> spray of paint before separation will enable them to be put back as they
> were, though if the old bushes and ball joints were worn, the alignment
> could still be significantly out.
>
> The A4's suspension code is on the label located in the spare tyre recess
> and in the service booklet. It is listed with the car's option codes,
> usually near the lower right hand corner of the label.
>
> Code Suspension
> 1BA Standard
> 1BB Heavy duty (20mm higher)
> 1BC Special purpose
> 1BD S4
> 1BE Sport
> 1BP Heavy duty (same height as 1BA but with limited bump)
> 1BT Heavy duty (7mm higher)
> Front axle - all cars (FWD + quattro) with steel mounting brackets
> 1BA,1BC,1BP 1BE 1BB,1BT* 1BD
> Camber: -25' + 25' -40' + 25' -15' + 25'
> 1BT -30' + 25' -50' + 25'
> Max allowable diff between sides: 30'
> Toe per wheel (kerb weight): +10' + 2'
> Toe check per wheel (kerb weight): +10' + 5'
> Toe constant per wheel (setting value): +7' + 2'
> Toe constant per wheel (kerb weight): +7' + 7'
> Toe out on turns 20° -1° 20' + 30'
> Front axle - all cars (FWD + quattro) with aluminium mounting
> brackets
> 1BA,1BC,1BP 1BE 1BB,1BT*
> Camber: -35' + 25' -50' +25' -20' + 25' 1BT -30' +25'
> Max allowable diff between sides: 30'
> Toe for each wheel (kerb weight) +10' + 2'
> Toe check value per wheel (kerb weight): +10' + 5'
> Toe constant per wheel (setting value): +9' + 2'
> Toe constant per wheel (check value): +9' + 7'
> Toe out on turns at 20° -1° 20' + 30'
> Rear axle - FWD - All suspension types
> Camber: -1° 30' + 20'
> Max allowable diff between sides: 30'
> Overall toe: +20' +15'/-10'
> Max allowable diff in direction of
> travel relative to longitudinal vehicle
> center line (thrust angle) +15'
> Rear axle - quattro - all suspension types
> Camber: -1° 40' + 30'
> Max allowable diff between sides: 30'
> Overall toe: +8' + 5'
> Max allowable diff in direction of
> travel relative to longitudinal vehicle
> center line (thrust angle) +10'
>
> Kerbside Motors Home Page and Contact Information
>
>

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