AUDI TT 1999-2006 MK1
Workshop manual plus electrical wiring diagrams                       
Workshop manual on pdf format so its easy to read
This workshop manual covers:
General information
Engine  AGQ-APP-ARY-ATC-AUM-AUQ-AWP-BWP-BVR /1.8 T FWD 148 BHP-187 BHP
AMU-APX-BAM-BEA-BFV 225 BHP- 237 BHP QUATTRO 4WD
BHE-BPF 3.2 QUATTRO 250 BHP
Clutch
Gearbox
Propeller shafts
Rear axles
Front axle
Front and rear suspensions
Wheels and tyres
Steering system
brakes
Bodywork and chassis frame
Maintenance
Electric/Electronic System  Plus more

This covers everything you need for this type of car