Mazda CX-5 Service & Repair Manual: Exhaust System Removal/Installation
WARNING:
-
A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system.
2WD
1. Disconnect the negative battery cable..
2. Remove in the order indicated in the table.
3. Remove the insulator..
4. Install in the reverse order of removal.
Step 1
|
1 |
Main silencer |
|
2 |
Insulator |
|
3 |
Brace bar (See Brace bar removal note.) |
|
4 |
HO2S (See HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION [SKYACTIV-G 2.0].) |
|
5 |
Tunnel member |
|
6 |
TWC |
Step 2
|
1 |
A/F sensor (See AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0].) |
|
2 |
Clip |
|
3 |
Insulator |
|
4 |
Exhaust manifold insulator (See Exhaust manifold insulator removal note.) (See Exhaust manifold insulator installation note.) |
|
5 |
Exhaust manifold (WU-TWC) (See Exhaust manifold removal note.) (See Exhaust manifold installation note.) |
|
6 |
Exhaust manifold gasket |
Exhaust system insulator removal/installation
1. Remove the exhaust system insulator in the order shown in the figure.
2. Install in the reverse order of removal.
|
1 |
Insulator (rear) (See Insulator (rear) removal note.) |
|
2 |
Insulator (middle) |
|
3 |
Insulator (front) |
Insulator (rear) removal note
NOTE:
-
The insulator (rear) are installed using rivets.
1. Push out the mandrel using a hammer and punch (2—2.8 mm {0.08—0.11 in}
diameter).
2. Remove the flange using a drill (5 mm {0.20 in}
drill bit).
Brace bar removal note
1. Remove the floor under cover..
2. Remove the brace bar.
Exhaust manifold insulator removal note
1. Remove the insulator as shown in the figure.
2. Remove the No.1 engine mount rubber..
3. Move the engine.
4. Remove the exhaust manifold insulator.
Exhaust manifold removal note
NOTE:
-
When removing the exhaust manifold, the bracket installed under the exhaust manifold does not have to be removed. Remove the exhaust manifold with the bracket installed.
1. Remove the front crossmember..
2. Remove the exhaust manifold.
Exhaust manifold installation note
1. Temporarily tighten the exhaust manifold installation nuts (1) and (2) shown in the figure by hand.
2. Tighten the exhaust manifold installation nuts (1) and (2) shown in the figure to 33—53 N·m {3.4—5.4 kgf·m, 25—39 ft·lbf}
.
3. Temporarily tighten the exhaust manifold installation nuts (3) to (5) shown in the figure by hand.
4. Tighten the exhaust manifold installation nuts (3) to (5) shown in the figure.
-
Exhaust manifold installation nut tightening torque
-
43—64 N·m {4.4—6.5 kgf·m, 32—47 ft·lbf}
5. Tighten the exhaust manifold installation nuts (1) and (2) shown in the figure.
-
Exhaust manifold installation nut tightening torque
-
43—64 N·m {4.4—6.5 kgf·m, 32—47 ft·lbf}
6. Temporarily tighten the bolts (6) and (7) shown in the figure.
7. Tighten the bolt (6) shown in the figure.
-
Exhaust manifold installation bolt tightening torque
-
38—51 N·m {3.9—5.2 kgf·m, 29—37 ft·lbf}
8. Tighten the bolt (7) shown in the figure.
-
Exhaust manifold installation bolt tightening torque
-
38—51 N·m {3.9—5.2 kgf·m, 29—37 ft·lbf}
Exhaust manifold insulator installation note
1. Temporarily tighten the exhaust manifold insulator.
2. Tighten the exhaust manifold insulator in the order shown in the figure.
-
Exhaust manifold insulator (upper) tightening torque
-
8—10 N·m {82—101 kgf·cm, 71—88 in·lbf}
AWD
1. Disconnect the negative battery cable..
2. Remove in the order indicated in the table.
3. Remove the insulator..
4. Install in the reverse order of removal.
Step 1
|
1 |
Main silencer |
|
2 |
HO2S (See HEATED OXYGEN SENSOR (HO2S) REMOVAL/INSTALLATION [SKYACTIV-G 2.0].) |
|
3 |
TWC |
Step 2
|
1 |
A/F sensor (See AIR FUEL RATIO (A/F) SENSOR REMOVAL/INSTALLATION [SKYACTIV-G 2.0].) |
|
2 |
Clip |
|
3 |
Insulator |
|
4 |
Exhaust manifold insulator (See Exhaust manifold insulator removal note.) (See Exhaust manifold insulator installation note.) |
|
5 |
Exhaust manifold (WU-TWC) (See Exhaust manifold removal note.) (See Exhaust manifold installation note.) |
|
6 |
Exhaust manifold gasket |
Exhaust system insulator removal/installation
1. Remove the propeller shaft..
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
|
1 |
Insulator (rear) (See Insulator (rear) removal note.) |
|
2 |
Insulator (middle) |
|
3 |
Insulator (front) |
Insulator (rear) removal note
NOTE:
-
The insulator (rear) are installed using rivets.
1. Push out the mandrel using a hammer and punch (2—2.8 mm {0.08—0.11 in}
diameter).
2. Remove the flange using a drill (5 mm {0.20 in}
drill bit).
Exhaust manifold insulator removal note
1. Remove the insulator as shown in the figure.
2. Remove the exhaust manifold insulator.
Exhaust manifold removal note
NOTE:
-
When removing the exhaust manifold, the bracket installed under the exhaust manifold does not have to be removed. Remove the exhaust manifold with the bracket installed.
1. Remove the front crossmember..
2. Remove the exhaust manifold.
Exhaust manifold installation note
1. Temporarily tighten the exhaust manifold installation nuts (1) and (2) shown in the figure by hand.
2. Tighten the exhaust manifold installation nuts (1) and (2) shown in the figure to 33—53 N·m {3.4—5.4 kgf·m, 25—39 ft·lbf}
.
3. Temporarily tighten the exhaust manifold installation nuts (3) to (5) shown in the figure by hand.
4. Tighten the exhaust manifold installation nuts (3) to (5) shown in the figure.
-
Exhaust manifold installation nut tightening torque
-
43—64 N·m {4.4—6.5 kgf·m, 32—47 ft·lbf}
5. Tighten the exhaust manifold installation nuts (1) and (2) shown in the figure.
-
Exhaust manifold installation nut tightening torque
-
43—64 N·m {4.4—6.5 kgf·m, 32—47 ft·lbf}
6. Temporarily tighten the bolts (6) and (7) shown in the figure.
7. Tighten the bolt (6) shown in the figure.
-
Exhaust manifold installation bolt tightening torque
-
38—51 N·m {3.9—5.2 kgf·m, 29—37 ft·lbf}
8. Tighten the bolt (7) shown in the figure.
-
Exhaust manifold installation bolt tightening torque
-
38—51 N·m {3.9—5.2 kgf·m, 29—37 ft·lbf}
Exhaust manifold insulator installation note
1. Temporarily tighten the exhaust manifold insulator.
2. Tighten the exhaust manifold insulator in the order shown in the figure.
-
Exhaust manifold insulator (upper) tightening torque
-
8—10 N·m {82—101 kgf·cm, 71—88 in·lbf}
Exhaust Manifold
Purpose, Function
By lengthening the exhaust passage, the transmission of exhaust pressure
waves to other cylinders can be delayed, and the amount of gas exhausted from
a cylinder and for ...
Exhaust System
Purpose, Outline
A 4-2-1 exhaust system has been adopted which reduces residual gas in the
cylinders using the scavenging effect and contributes to a high compression
ratio.
The l ...
Other materials:
Money-Saving Suggestions
How you operate your Mazda determines how far it will travel on a tank of fuel.
Use these suggestions to help save money on fuel and repairs.
• Avoid long warm-ups. Once the engine
runs smoothly, begin driving.
• Avoid fast starts.
• Keep the engine tuned. Follow the maintenance
sched ...
Bumper Stiffener Lower Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Seal board upper.
b. Front bumper.
c. Seal plate.
d. Front under cover No.1.
3. Remove bolts A.
4. Pull the bumper stiffener lower in the direction of the arrow (1), (2) shown
in the figure, detach hooks ...
Side Garnish Removal
Front
1. Insert a tape-wrapped flathead screwdriver in the position shown in the figure,
move it in the direction of the arrow (1) to remove the clip A.
2. Slide the side garnish in the direction of the arrow (2) shown in the figure
and remove clips B from side garnish.
3. Remove clips ...