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 MANUALSFORD2012FIESTA L4-1.6LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSEXHAUST SYSTEMEXHAUST MANIFOLD
2012 Ford Fiesta L4-1.6L
Exhaust Manifold
2012 Ford Fiesta L4-1.6LSECTION Exhaust Manifold
Install the 4 new catalytic converter studs.
Tighten to 17 Nm (150 lb-in).
NOTICE: Failure to tighten the catalytic converter manifold fasteners in 20 Nm increments until reaching final torque of 55 Nm will cause the converter to develop an exhaust leak.
Tighten the bolt and 4 nuts in the sequence shown, in 3 stages.
Stage 1: Tighten all fasteners in sequence to 20 Nm (177 lb-in).
Stage 2: Tighten all fasteners in sequence to 40 Nm (30 lb-ft).
Stage 3: Tighten all fasteners in sequence to 55 Nm (41 lb-ft).
Position the catalytic converter heat shield and install the 4 bolts.
Tighten to 10 Nm (89 lb-in).
RENDER: 1.0x
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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.