Mazda CX-5 Service & Repair Manual: Exhaust System

Mazda CX-5 Service & Repair Manual / Engine / Exhaust & Emissions / 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	(See CATALYTIC CONVERTER [SKYACTIV-G 2.0].)
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:

Passenger Side Air Bag Module [Two Step Deployment Control System]
Purpose When the passenger-side air bag module receives an impact from a frontal or frontal offset collision, the operation (deployment) of the air bag mediates the impact to the head and face of the front passenger. Function When the passenger-side air bag module receives ...

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 ...

Warranties for Your Mazda
• New Vehicle Limited Warranty • Powertrain Limited Warranty • Safety Restraint System Limited Warranty • Anti-perforation Limited Warranty • Federal Emission Control Warranty/California Emission Control Warranty • Emission Defect Warranty • Emission Performance Warranty • E ...