90 Quattro 20V (Canada) L5-2309cc 2.3L DOHC (7A) (1989)
remove securing clip from clevis pin (arrow) and withdraw pin from clevis
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disengage return spring at clevis
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unfasten brake servo from bulkhead
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remove hydraulic brake servo with master cylinder, carefully
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unscrew brake master cylinder/brake servo attaching bolts (upper arrow)
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remove pressure line from retainer (lower arrow)
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separate brake master cylinder from brake servo
remove mounting bracket from brake servo (arrows)
Note
Mounting bracket must have a cut-out (arrow a), to accommodate the new brake servo.