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:
Seat Weight Sensor Inspection [Two Step Deployment Control System]
CAUTION:
If any of the following work is performed, perform the seat weight sensor
inspection using the M-MDS.
Removal of the passenger-side seat
Loosening and retightening of passenger’s seat fixing bolts
Or, the vehicle is involved in a collision
...
Rear Window Glass Installation
WARNING:
Using a utility knife with bare hands can cause injury. Always wear gloves
when using a utility knife.
CAUTION:
Proper installation of the glass may be difficult if sealant is cracked or
the glass is pushed out by air pressure when a door is opened/closed with al ...
Hydraulic Variable Valve Timing Control
Outline
Changes the exhaust valve timing according to engine operation conditions
to improve engine output, fuel economy, and emission performance.
Based on each input signal, the PCM determines the optimum exhaust valve
timing according to the engine operation conditions. The P ...
