Catalytic Converter

REMOVAL 

1. Remove the left front wheelhouse splash shield. Refer to SHIELD, SPLASH, FRONT WHEELHOUSE, REMOVAL AND INSTALLATION .
2. Remove the exhaust pipe. Refer to PIPE, EXHAUST, REMOVAL AND INSTALLATION .
3. Drain the engine cooling system. Refer to DRAINING AND FILLING THE ENGINE COOLING SYSTEM .
4. Remove the catalytic converter heat shield. Refer to CONVERTER, CATALYTIC, REMOVAL AND INSTALLATION .
5. Remove the left engine box reinforcement brace. Refer to BRACE, ENGINE BOX REINFORCEMENT, REMOVAL AND INSTALLATION .

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6. Remove the bolts (1) securing the low pressure EGR pipe to the exhaust gas heat exchanger.

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7. Remove and discard the bolts (1a) and the nuts (1b) securing the catalytic converter to the turbocharger.

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   NOTE:

   Avoid bending the heatshield when removing the bolts securing the catalytic converter to the mounting bracket.

8. Remove the bolts (1) securing the catalytic converter to the mounting bracket.
9. Remove the catalytic converter from the turbocharger and position it on the suspension crossmember.

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10. Loosen the nut (1a), loosen the collar (1b) and remove the low pressure EGR pipe (1c) from the catalytic converter, complete with seal (1d).

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11. Remove the catalytic converter (1) from the engine compartment.

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12. Remove and discard the gasket (1) from the turbocharger.

INSTALLATION 

1. Install a NEW  gasket on the turbocharger.
2. Install the catalytic converter in position.

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3. Install the low pressure EGR pipe (1c) complete with NEW  seal (1d) to the catalytic converter and engage the collar (1b) to the catalytic converter.

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4. Install the catalytic converter to the turbocharger with NEW  bolts (1a) and NEW  nuts (1b) and tighten finger tight.
   Fig 1: Catalytic Converter To The Turbocharger Tightening Sequence

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5. Pre-tighten the bolts and nuts in the sequence shown in illustration to 16 N.m (12 Ft. Lbs.).

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6. Install the catalytic converter to mounting bracket bolt (1a) and pre-tighten to 10 N.m (7 Ft. Lbs.).
7. Install the catalytic converter to mounting bracket bolt (1b) and pre-tighten to 10 N.m (7 Ft. Lbs.).

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8. Tighten the bolts and nuts in the sequence shown in illustration to the proper specification.. Refer to TORQUE SPECIFICATIONS  .

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9. Tighten the catalytic converter to mounting bracket bolts (1a) and (1b) to the proper specification.. Refer to TORQUE SPECIFICATIONS  .

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10. Securely tighten the low pressure EGR pipe bolts (1) to the exhaust gas heat exchanger.
11. Tighten the low pressure EGR pipe collar nut at the catalytic converter.
12. Install the engine box reinforcement brace. Refer to BRACE, ENGINE BOX REINFORCEMENT, REMOVAL AND INSTALLATION .
13. Install the catalytic converter heat shield. Refer to CONVERTER, CATALYTIC, REMOVAL AND INSTALLATION .
14. Fill the engine cooling system. Refer to DRAINING AND FILLING THE ENGINE COOLING SYSTEM .
15. Install the exhaust pipe. Refer to PIPE, EXHAUST, REMOVAL AND INSTALLATION .
16. Install the left front wheelhouse splash shield. Refer to SHIELD, SPLASH, FRONT WHEELHOUSE, REMOVAL AND INSTALLATION .
17. Remove the support and lower the vehicle.