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Home >> Mazda >> 2009 >> CX-9 AWD V6-3.7L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Exhaust System >> Service and Repair
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Exhaust System: Service and Repair




EXHAUST SYSTEM REMOVAL/INSTALLATION [MZI-3.7]

WARNING:
- When the engine and exhaust system are hot, they can badly burn. Turn off the engine and wait until they are cool before removing the exhaust system.

1. Disconnect the negative battery cable. Removal and Replacement

2. Remove the engine cover. Service and Repair

3. Remove in the order indicated in the table.

4. Install in the reverse order of removal.










Warm Up Three Way Catalytic Converter (WU-TWC) (RH) Removal Note

2WD

1. Remove the joint shaft. Joint Shaft Removal/Installation

2. Remove the WU-TWC (RH).

AWD

1. Remove the joint shaft. Joint Shaft Removal/Installation

2. Remove the insulator. Removal and Replacement

3. Remove the No.1 engine mount (transaxle side). Removal and Replacement

4. Push up the engine.

5. Remove the WU-TWC (RH).

Exhaust Manifold Insulator (LH) Removal Note

1. Set the fan control module out of the way. Service and Repair

2. Remove the exhaust manifold Insulator (LH).

Warm Up Three Way Catalytic Converter (WU-TWC) (LH) Installation Note

1. Install the WU-TWC (LH) insulator.

2. Temporarily tighten WU-TWC (LH) bracket.

3. Temporarily tighten WU-TWC (LH) bracket (L type) (engine side).

4. Install the WU-TWC (LH).

5. Install the WU-TWC (LH) bracket.

6. Install the WU-TWC (LH) bracket (L type).

Warm Up Three Way Catalytic Converter (WU-TWC) (RH) Installation Note

2WD

1. Install the WU-TWC (RH) insulator.

2. Temporarily tighten WU-TWC (RH) bracket.

3. Temporarily tighten WU-TWC (RH) bracket (L type) (engine side).

4. Install the WU-TWC (RH).

5. Install the WU-TWC (RH) bracket.

6. Install the WU-TWC (RH) bracket (L type).

AWD

1. Install the WU-TWC (RH) insulator.

2. Temporarily tighten WU-TWC (RH) bracket.

3. Temporarily tighten WU-TWC (RH) bracket (L type) (engine side).

4. Push up the engine.

5. Install the WU-TWC (RH).

6. Install the No.1 engine mount (transaxle side). Removal and Replacement

7. Install the insulator. Removal and Replacement

8. Install the joint shaft. Joint Shaft Removal/Installation

9. Install the WU-TWC (RH) bracket.

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