Mazda CX-5 Service & Repair Manual: 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 loop structure of the exhaust pipes for the 4-2-1 system takes up less space.
Structural View
2WD
AWD
System Diagram
Structure
-
The exhaust system consists of the following parts:
|
Part name |
Reference |
|
Main silencer |
(See MAIN SILENCER [SKYACTIV-G 2.0].) |
|
Presilencer |
(See PRESILENCER [SKYACTIV-G 2.0].) |
|
TWC |
(See CATALYTIC CONVERTER [SKYACTIV-G 2.0].) |
|
WU-TWC |
|
|
Exhaust manifold |
(See EXHAUST MANIFOLD [SKYACTIV-G 2.0].) |
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 b ...
Main Silencer
Purpose, Function
Reduces the exhaust noise.
Construction
The main silencer is installed to the vehicle rear, under the trunk compartment.
2WD
AWD
The main ...
Other materials:
Tie Rod Inspection
1. Inspect for bending and damage.
If there is any malfunction, replace the tie rod.
2. Inspect for excessive play.
If there is any malfunction, replace the tie rod.
3. Swing the tie rod five times.
4. Measure the swing torque of the tie rod using a pull scale.
...
Pressure Control Valve Inspection [Skyactiv G 2.0]
1. Remove the pressure control valve assembly..
CAUTION:
Do not apply a pressure 36 kPa {0.37 kgf/cm2, 5.2 psi} or more. Doing so
will damage the pressure control valve and evaporative hose.
2. Apply a pressure of 36 kPa {0.37 kgf/cm2, 5.2 psi} to port A.
3. Verify that ther ...
Crankshaft Position (CKP) Sensor Inspection
Visual Inspection
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
...
