The information is written for the Mechanic/Technician who has experience repairing automobiles. It is assumed that they have received some automotive repair training and have read the appropriate section in the Bentley repair manual. The information is "not" designed to be all encompassing, nor does it have "all" the details required by a novice mechanic who is trying to repair their vehicle for the first time.

Important Safety Information

AUDI TROUBLESHOOTING TIPS

1986-88 5000 Turbo and Turbo Quattro,
1989-91 200 Turbo and Turbo Quattro,
1986-88 5000S (Some Info applies)
1989-91 100

Some information is also applicable to the 1992-95 Audi 100/S4/S6
(USA based Audi vehicles, some information is valid for UK and European models.)

• Air Conditioning-Heating System-Climate Control
  
  
• 10V Boost Problems:
  Running problems with the 10 Valve Five Cylinder Turbo Engine
  The ABC's of Running High Boost for the 10V Engine:
  
  
• 20V Boost Problems:
  Running Problems with the 20 Valve Five Cylinder Turbo Engine,
  The ABC's of Running High Boost for the 20V
  
  
• Brakes
  
  
• Electrical
  
  
• Electrical Waveforms-
  Electrical testing using an Oscilloscope
  
  
• Engine
  
  
• Engine Control Unit (ECU) Diagnostics
  Engine Control Unit System Components Operation
  
  
• Engine - No Start - Trouble-shooting
  
  
• Engine Cooling system
  
  
• Exhaust System
  
  
• Fuel Injection-
  Continuous Injection System (CIS)
  Motronic Electronic Fuel Injection
  Fuel Pump Replacement
  
  
• Intake Vacuum Leaks
  
  
• Misc. Interior stuff
  
  
• No Start, Engine Trouble-shooting
  
  
• Suspension - Steering - Wheels
  
  
• Transmission, Clutch, Drivetrain
  
  
• Turbocharger
  
  
• WasteGate Testing, Diaphrams
  
  
• IMPORTANT SAFETY INFORMATION
  
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