- Start engine and run at idling speed.
- Plug tailpipes with cloths or stoppers until check is completed.
- Listen for noise at connection points (cylinder head/exhaust manifold, exhaust manifold/front exhaust pipe, etc.) to locate any leaks.
- Correct any leaks that are found.
Home/Audi/TT/Audi TT 8N (1998-2003)/Repair manual/Cooling System (mechanical)/Exhaust System, Checking for Leaks
Contents
Wiring diagrams Section: Cooling System (mechanical)- Engine Data
- Engine and Transmission, Separating
- Engine Mountings, Checking and Adjusting
- Poly V-Belt, Removing and Installing
- Vibration Damper, Removing and Installing
- Removing
- Installing
- Sealing Flanges and Flywheel, Removing and Installing
- Front Sealing Flange, Removing and Installing
- Dual Mass Flywheel, Removing and Installing
- Crankshaft Needle Bearing, Removing and Installing
- Crankshaft Oil Seal - Timing Chain End, Replacing
- Oil Seals in Upper Cover for Camshaft Timing Chain, Removing and Installing
- Camshaft Timing Chain, Removing from Camshafts
- Drive Chain for Valve Gear and Camshaft Timing Chain, Removing and Installing
- Crankshaft, Removing and Installing
- Removing and Installing Sensor Wheel
- Tightening Torques
- Crankshaft Dimensions
- Installing Piston with Tool T10147
- Piston and Cylinder Dimensions
- Cylinder Head, Removing and Installing
- Cylinder Head Cover, Removing and Installing
- Cylinder Head, Removing
- Cylinder Head, Installing
- Valve Gear, Servicing
- Camshafts, Removing and Installing
- Camshaft Axial Clearance, Checking
- Valve Guides, Checking
- Valve Seats, Machining
- Calculating Maximum Permissible Machining Dimension
- Machining Exhaust Valve Seat
- Lubrication System Components, Removing and Installing
- Removing and Installing Oil Spray Jet
- Sump, Removing and Installing
- Installed Position of Oil Seal and Plastic Element in Oil Cooler
- Oil Filter Bracket, Removing and Installing
- Engine Oil, General Information
- Oil Level, Checking
- Cooling System Components, Removing and Installing
- Thermostat Housing, Removing and Installing
- Thermostat Housing, Checking
- Coolant Pipe, Removing and Installing
- After-Run Coolant Pump -V51-, Removing and Installing
- Radiator, Removing and Installing
- Coolant Fan -V7- and Coolant Fan -2- -V177-, Removing and Installing
- Exhaust System, Servicing
- Center and Rear Muffler, Separating
- Exhaust Manifold, Removing and Installing
- Front Exhaust Pipe, Removing and Installing
- Exhaust System, Aligning Free of Stress
- Exhaust System, Checking for Leaks
- Secondary Air System, Principle and Function
- Combination Valve for Secondary Air System, Checking for Proper Operation and Leakage
- Combination Valve for Secondary Air System, Removing and Installing
- Secondary Air Injection Pump, Removing and Installing
- 1.8l 4-cyl 5v Turbo Engine Mechanical, Engine Code(s): Amu, Bea
- 1.8l 4-cyl 5v Turbo Engine Mechanical, Engine Code(s): Atc, Awp
- 1.8l 4-cyl 5v Turbo Fuel Injection & Ignition, Engine Code(s): Amu
- 1.8l 4-cyl 5v Turbo Fuel Injection & Ignition, Engine Code(s): Atc
- 1.8l 4-cyl 5v Turbo Generic Scan Tool Engine Code(s): Amu, Bea, Atc, Awp
- 5 & 6-speed Manual Transmission (02m & 02y Awd)
- 5-speed Manual Transmission (02j Fwd)
- 6-speed Automatic Transmission (09g Fwd)
- Abbreviations
- Accessories Control Systems
- Accessory Drive Belts
- Airbag
- Anti-Lock/traction Control
- Automatic HVAC System
- Auxiliary Emission Control Systems
- Axle Shafts
- Basic Trouble Shooting
- Body Collision Repair
- Body Exterior
- Body Interior
- Brake System
- Brakes
- Cabin Air Filter
- Charging System
- Check Lists
- Clutches - 02j (fwd)
- Clutches - 02m (5 & 6-speed Awd)
- Computer Relearn
- Cooling Fan
- Cooling System (mechanical)
- Diagnostic Connector Locations
- Differentials & Drive Axles
- Door Locks & Anti-Theft Systems
- Drive Cycles
- Driveline/axles
- DTC Index
- Electrical Component Locations
- Electrical Equipment
- Electrical Equipment - General Information
- Emission Applications
- Engine
- Engine Performance
- Exhaust
- Exterior Body Panels
- Fuel Supply System
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- General Servicing - All Makes
- Heating & Air Conditioning
- Identification
- Ignition System
- Manual Trans
- MAP Guidelines
- Mechanical - Hydraulic
- Metric Conversions
- Oem General Information
- Procedures
- Rear Final Drive 02d
- Reset Procedures
- Restraints
- Specifications
- Starter
- Steering
- Steering Column Switches
- Suspension - Rear
- Suspension Front
- Suspension, Wheels, Steering
- Timing Belt
- Traction Control Disable
- Transmission
- Wheel Alignment
- Wheel and Tire Guide
- Windows