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:

Engine Disassembly/Assembly
CAUTION: When the transaxle is installed, do not suspend the engine. Otherwise, the SST installation area of the cylinder head may be damaged due to excess weight. Only suspend the engine after separating the engine and transaxle. Applying excessive force (force of 100 N {10.2 ...

Storage Compartments
WARNING Keep storage boxes closed when driving: Driving with the storage boxes open is dangerous. To reduce the possibility of injury in an accident or a sudden stop, keep the storage boxes closed when driving. CAUTION Do not leave lighters or eyeglasses in the storage boxes while parked under ...

Air Intake Control [Full Auto Air Conditioner]
Purpose The air intake control switches the air intake port (FRESH/REC) according to the vehicle environment. Function The air intake control drives the air intake actuator and switches the air intake door position according to the operations of the REC, FRESH and defroster ...