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:

Parking/Front Turn Light Bulb Removal/Installation
Halogen Type 1. Disconnect the negative battery cable.. 2. Rotate the socket in the direction of the arrow (1) shown in the figure and remove it from the front combination light in the direction of the arrow (2) shown in the figure. 3. Remove the parking/front turn light bulb. 4. ...

Main Relay Control [Skyactiv G 2.0]
Outline Supplies power to each part by switching the main relay on/off at the optimal timing according to the vehicle conditions. Block Diagram Operation When the ignition is switched ON, the main relay turns on and electrical power is supplied to each sensor and devic ...

Liftgate Upper Trim Removal/Installation
1. Take the shaded area shown in the figure, detach tab A while pulling the liftgate upper trim in the direction of the arrow (1) shown in the figure, then detach clips B, clip C and pin D while pulling in the direction of the arrow (2). 2. Take the shaded area shown in the figure, detach ...