Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2010 Audi TT Quattro, 2D CoupeFACTORY OEM SERVICE PROCEDURE
2.0L - Generic Scan Tool - Engine Code(S): CCTA (Coupe)
- St Generic Scan Tool
- General Information
- Diagnostic Modes
- Diagnosis And Testing
- Preliminary Check
- Readiness Code
- Diagnostic Modes 01 - 09
- Notes
- Diagnostic Mode 01 - Read Current System Data
- Diagnostic Mode 02 - Read Operating Conditions
- Diagnostic Mode 03 - Read DTC Memory
- Diagnostic Mode 04 - Erase DTC Memory
- Diagnostic Mode 05 - Read Oxygen Sensor Monitoring Test Results
- Diagnostic Mode 06 - Read Test Results For Specific Diagnostic Functions
- Notes
- Monitor-Id 01 : Oxygen Sensor Monitor Bank 1 - Sensor 1
- Monitor-Id 02 : Oxygen Sensor Monitor Bank 1- Sensor 2
- Monitor-Id 21: Catalytic Converter Monitoring
- Monitor-Id 53 : Cam Shaft Adjustment
- Monitor-Id 58 : Fuel Tank EVAP System Integrity/Leak Test (0.90")
- Monitor-Id 59 : Fuel Tank EVAP System Integrity/Leak Test (0.40/1.0MM)
- Monitor-Id 60 : Fuel Tank EVAP System Integrity/Leak Test (0.20/0.5MM)
- Monitor-Id 61 : Tank Vent Valve - Function Check
- Monitor-Id 65 : Oxygen Sensor Heater Monitor Bank 1 - Sensor 1
- Monitor-Id 66 ($42): Oxygen Sensor Heater Monitor Bank 1 - Sensor 2
- Monitor-Id A2 : Mis-Fire Cylinder 1 Data
- Monitor-Id A3: Mis-Fire Cylinder 2 Data
- Monitor-Id A4: Mis-Fire Cylinder 3 Data
- Monitor-Id A5 : Mis-Fire Cylinder 4 Data
- Diagnostic Mode 07 - Read Faults Detected During The Current Or Last Driving Cycle
- Diagnostic Mode 08 - Request Control Of On-Board System, Test Or Component
- Diagnostic Mode 09 - Read Vehicle Information
- DTC Tables
- Diagnostic Procedures
- Camshaft Adjustment Valve, Checking
- Camshaft Position Sensor, Checking
- Speed Signal, Checking
- Catalytic Converter, Checking
- Turbocharger, G-Charger
- Charge Air Pressure Sensor, Checking
- Turbocharger Recirculating Valve, Checking
- WASTEGATE Bypass Regulator Valve, Checking
- Engine Coolant Temperature Sensor, Checking
- Engine Coolant Temperature Sensor On Radiator, Checking
- Engine Speed Sensor, Checking
- Evaporative Purge Regulator Valve, Checking
- Evaporative System, Checking For Leaks
- Evaporative Emission Canister System, Checking For Proper Seal
- Fuel Injectors, Checking
- Fuel Pressure Sensor, Checking
- Fuel Pressure Regulator Valve, Checking
- Fuel Pump Delivery Quantity, Checking
- Fuel Pressure Test
- Fuel Pump Electrical, Testing
- Ignition Coil With Power Output Stage, Checking
- Intake Air Temperature Sensor, Checking
- Intake Air Temperature Sensor 2
- Intake Manifold Runner Position Sensor, Checking
- Intake Manifold Runner Control Valve, Checking
- Knock Sensor 1, Checking
- Leak Detection Pump, Checking
- Mass Air Flow Sensor, Checking
- Oxygen Sensor After Catalytic Converter, Checking
- Heated Oxygen Sensor Ho2S, Checking
- Oxygen Sensor O2S Behind Three Way Catalytic Converter, Checking
- Oxygen Sensor O2S Heater, Checking
- Oxygen Sensor O2S 1 Heater Before Catalytic Converter, Checking
- Can Bus Terminal Resistance, Checking
- Can Bus Instrument Cluster To Data Bus OBD Interface, Checking
- TCM To ECM Can Bus Terminal Resistance, Checking
- Test Data, Spark Plugs
- Throttle Position Sensor/Accelerator Pedal Position Sensor 2, Checking
- Throttle Valve Control Module, Checking
- Voltage Supply, Checking
- Engine Control Module, Replacing
- Engine Component Power Supply Relay, Checking
- Safety Precautions
- Selector Lever Voltage Supply, Checking
- Voltage Supply Of Direct Shift Gearbox MECHATRONIC, Checking
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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