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 MANUALSAUDI2012A3 (8PA) L4-2.0L TURBO (CCTA)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLY
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)
Cylinder Head Assembly
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)SECTION Cylinder Head Assembly
Cylinder Head Tightening Sequence
Replace the bolts
Tighten the cylinder head bolts in - 1 to 5 - sequence
Tighten 1 to 5 to 40 Nm
Tighten 1 to 5 further 90°
Tighten 1 to 5 further 90°
Tighten the bolts - arrows - to 8 Nm
Tighten the bolts - arrows - 90°
Checking Cylinder Head for Distortion
Check the cylinder head in several places for distortion using a straight edge and a feeler gauge
Maximum permissible distortion 0.05 mm.
Cylinder Head Cover Tightening Sequence
With integrated camshaft bearings
Replace the bolts
Hand-tighten bolts in several steps in - 1 to 6 - sequence
Tighten the bolts 1 to 6 8 Nm
Tighten the bolts 1 to 6 an additional 90°
Intake Manifold
Please refer to Intake Manifold for fastener tightening information Specifications
Exhaust Manifold
The exhaust manifold and turbocharger are one component, refer to Exhaust Manifold for fastener tightening information Specifications
RENDER: 1.0x
NO RELATED
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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.