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 DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSCRANKSHAFT POSITION TIMING RINGSERVICE AND REPAIR
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)
Crankshaft Position Timing Ring: Service and Repair
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)SECTION Service and Repair
Sensor Wheel
- Remove engine.
- Remove the transmission-side sealing flange. Refer to => [ Sealing Flange, Transmission Side ] Sealing Flange, Transmission Side.
- Remove the upper oil pan. Refer to => [ Upper Oil Pan ] Upper Oil Pan.
- Remove the balance shaft timing chain. Refer to => [ Balance Shaft Timing Chain ] Balance Shaft Timing Chain.
- Remove the connecting rod bearing cover.
- Remove the crankshaft bearing cover.
- Remove the crankshaft and the sensor wheel.
- Always replace sensor wheel - 2 - whenever bolts are removed - 1 -.
• After tightening a second time, the attachment point of the countersunk screws of the sensor wheel are so deformed that the screw heads lie on the crankshaft - 3 - - arrows - and the sensor wheel is loose underneath the screws.
• Installation of sensor wheel is only possible in one position - the bores are offset.
• Tightening specification, refer to => [ Crankshaft Overview ] Crankshaft Overview.
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.