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.
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HOMESERVICE MANUALSAUDI2009TT QUATTRO, 2D CONVERTIBLE, 3.2 D, AUTOMATIC DCTREPAIR AND DIAGNOSISENGINE MECHANICALEXHAUSTGENERAL, TECHNICAL DATA - REFRIGERANT R134A SERVICING (ROADSTER) (2 OF 2)00 GENERAL, TECHNICAL DATADIAGNOSIS AND TESTINGPRESSURES, CHECKINGCONTINUATION OF TESTING DEPENDING ON DESIGN OF REFRIGERANT CIRCUIT
2009 Audi TT Quattro, 2D Convertible, 3.2 D, Automatic DCT
Continuation Of Testing Depending On Design Of Refrigerant Circuit
2009 Audi TT Quattro, 2D Convertible, 3.2 D, Automatic DCTSECTION Continuation Of Testing Depending On Design Of Refrigerant Circuit
- Checking pressures for vehicles with restrictor and accumulator (with internally regulated compressor), refer to CHECKING PRESSURES WITH RESTRICTOR AND ACCUMULATOR - INTERNALLY REGULATED COMPRESSOR .
- Checking pressures on vehicles with expansion valve and fluid reservoir (with internally regulated compressor), refer to CHECKING PRESSURES WITH EXPANSION VALVE AND FLUID RESERVOIR - INTERNALLY REGULATED COMPRESSOR .
- Checking pressures for vehicles with restrictor, reservoir and A/C compressor regulator valve -N280- (externally regulated A/C compressor), refer to CHECKING PRESSURES WITH RESTRICTOR, RESERVOIR AND A/C COMPRESSOR REGULATOR VALVE - EXTERNALLY REGULATED A/C COMPRESSOR .
- Checking pressures on vehicles with restrictor, accumulator and A/C compressor regulator valve (externally regulated compressor), refer to CHECKING PRESSURES WITH RESTRICTOR, ACCUMULATOR AND A/C COMPRESSOR REGULATOR VALVE - EXTERNALLY REGULATED COMPRESSOR .
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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.