Exhaust System Removal/Installation: Notes

WARNING: This page is about a different variant/trim than selected.

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove in the order indicated in the table.
Remove the insulator. (See INSULATOR INSTALLATION NOTE .)
Install in the reverse order of removal.

Step 1

Fig 1: Exhaust System Components Location With Torque Specifications (Step 1)

Courtesy of MAZDA MOTORS CORP.

EXHAUST SYSTEM COMPONENT OPERATIONS

Component No.	Refer to
1	Main silencer
2	Tunnel cover (See TUNNEL COVER INSTALLATION NOTE .)
3	Brace bar (See BRACE BAR INSTALLATION NOTE .)
4	Tunnel member (See TUNNEL MEMBER INSTALLATION NOTE .)
5	Connector
6	TWC component (See TWC component removal note .)
7	HO2S (See HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION (VIN Y) .)
8	TWC

Step 2

Fig 2: Exhaust System Components Location With Torque Specifications (Step 2)

Courtesy of MAZDA MOTORS CORP.

EXHAUST SYSTEM COMPONENT OPERATIONS

Component No.	Refer to
1	Insulator (See INSULATOR REMOVAL NOTE .) (See INSULATOR INSTALLATION NOTE .)
2	A/F sensor (See AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION (VIN Y) .)
3	WU-TWC insulator No. 1 (See WU-TWC insulator No. 1 installation note .)
4	WU-TWC (See WU-TWC installation note .)
5	WU-TWC insulator No. 2

Step 3

Fig 3: Exhaust System Components Location With Torque Specifications (Step 3)

Courtesy of MAZDA MOTORS CORP.

EXHAUST SYSTEM COMPONENT OPERATIONS

Component No.	Refer to
1	Dynamic pressure turbo (See DYNAMIC PRESSURE TURBO REMOVAL/INSTALLATION (VIN Y) .)
2	Exhaust manifold (See EXHAUST MANIFOLD INSTALLATION NOTE .)