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Exhaust System Removal/Installation (2WD): Notes

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  2. Remove in the order indicated in the table.
  3. Remove the insulator. (See EXHAUST SYSTEM INSULATOR REMOVAL/INSTALLATION (2WD ).)
  4. Install in the reverse order of removal.

Step 1 

Fig 1: Exhaust System Components With Torque Specification (2WD)
G13444980Courtesy of MAZDA MOTORS CORP.
COMPONENT DESCRIPTION

1 Main silencer
2 Plate
(See PLATE INSTALLATION NOTE (2WD) .)
3 Brace bar
(See BRACE BAR REMOVAL NOTE (2WD) .)
(See BRACE BAR INSTALLATION NOTE (2WD) .)
4 Tunnel member
(See TUNNEL MEMBER INSTALLATION NOTE (2WD) .)
5 HO2S
(See HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .)
6 TWC

Step 2 

Fig 2: Exhaust Manifold Components With Torque Specification (2WD)
G13444981Courtesy of MAZDA MOTORS CORP.
COMPONENT DESCRIPTION

1 Insulator No. 1
(See INSULATOR NO. 1 REMOVAL NOTE (2WD) .)
(See INSULATOR NO. 1 INSTALLATION NOTE (2WD) .)
2 A/F sensor
(See AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .)
3 Insulator No. 2
(See INSULATOR NO. 2 INSTALLATION NOTE (2WD) .)
4 WU-TWC
(See WU-TWC INSTALLATION NOTE (2WD) .)
5 Insulator No.3
6 Dynamic pressure turbo
(See DYNAMIC PRESSURE TURBO REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .)
7 Exhaust manifold
(See EXHAUST MANIFOLD INSTALLATION NOTE (2WD) .)