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 MANUALSVOLKSWAGEN2012GOLF TDI, 2D HATCHBACK, AUTOMATIC DCT TRANSREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMS2.0L - EXHAUST SYSTEM, EMISSION CONTROLS - ENGINE CODE(S): CJAA26 EXHAUST SYSTEM, EMISSION CONTROLSDESCRIPTION AND OPERATIONMUFFLER AND MOUNTS OVERVIEW
2012 Volkswagen Golf TDI, 2D Hatchback, Automatic DCT Trans
Muffler And Mounts Overview
2012 Volkswagen Golf TDI, 2D Hatchback, Automatic DCT TransSECTION Muffler And Mounts Overview
- Mounting Strap
- For fuel tank.
- Suspended Mount
- Replace if damaged.
- Bolt
- 23 Nm
- Always replace.
- Retaining Loop
- Replace if damaged.
- Exhaust Pipe
- Bolt/Nut
- 23 Nm
- Suspended Mount
- Replace if damaged.
- Rear Muffler
- For repairs, replace each separately.
- Exhaust system, separating and connecting. Refer to EXHAUST SYSTEM, SEPARATING AND CONNECTING .
- Align the exhaust system free of stress. Refer to EXHAUST SYSTEM, INSTALLING .
- Exhaust system, checking for leaks. Refer to EXHAUST SYSTEM, CHECKING FOR LEAKS .
- Threaded Connection
- Tighten the threaded connections evenly. Refer to CLAMPING SLEEVE INSTALLED POSITION .
- Repair Clamping Sleeve
- For individual replacement of the exhaust pipe and rear muffler.
- Note the installed position. Refer to CLAMPING SLEEVE INSTALLED POSITION .
- Exhaust system, separating and connecting. Refer to EXHAUST SYSTEM, SEPARATING AND CONNECTING .
- Align the exhaust system free of stress. Refer to EXHAUST SYSTEM, INSTALLING .
- Tighten the bolts evenly.
- Tunnel Bridge
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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.