Chevrolet Spark manuals

Mazda CX-5 Service & Repair Manual: Engine Control System

Outline

*1 Measures the intake air amount directly using the MAF sensor.

*2 Measures the intake air pressure introduced into the cylinder using the MAP sensor and calculates the intake air amount indirectly.

Structural View

Input device



*1 U.S.A. and CANADA

Output device


*1 Fuel pump relay, starter relay, electric variable valve timing relay, fuel injector relay, main relay, A/C relay, cooling fan relay No.1, cooling fan relay No.2, cooling fan relay No.3


System Diagram

Input device


Output device


System Wiring Diagram




Block Diagram


*1 TCM (ATX), DSC HU/CM, instrument cluster, start stop unit

*2 Only used for OBD.

Relation Chart

?: Applicable


Item
















Input device

APP sensor No.1, No.2

?

?

?

?

?

?

?

TP sensor No.1, No.2

?

?

?

MAF sensor

?

?

?

?

?

?

?

?

?

?

IAT sensor No.1

?

?

?

?

?

?

?

IAT sensor No.2

?

?

?

?

MAP sensor

?

?

?

?

?

?

CKP sensor

?

?

?

?

?

?

?

?

?

?

?

?

?

?

Intake CMP sensor

?

?

?

?

Exhaust CMP sensor

?

?

?

?

?

ECT sensor No.1

?

?

?

?

?

?

?

?

?

?

?

?

?

Fuel pressure sensor

?

?

?

?

BARO sensor

?

?

?

?

?

?

Ion sensor No.1—No.4

?

?

KS

?

A/F sensor

?

?

HO2S

?

Refrigerant pressure sensor

?

?

IG1 relay

?

?

?

?

?

?

?

?

Brake switch (No.1 signal)

?

Brake switch (No.2 signal)

?

Transaxle range sensor (ATX)

?

?

?

Neutral switch (MTX)

?

?

?

?

CPP switch (MTX)

?

?

?

?

Starter interlock switch (MTX)

?

Electric variable valve timing motor/driver

?

Battery

?

?

?

?

?

?

Generator (Stator coil)

?

CAN*

?

?

?

?

?

?

ECT sensor No.2

Only used for OBD.

Fuel tank pressure sensor

Only used for OBD.

Output device

Main relay

?

Throttle valve actuator

?

Electric variable valve timing motor/driver

?

?

Electric variable valve timing relay

?

OCV

?

Fuel injector No.1—No.4

?

Fuel injector relay

?

Fuel pump control module

?

Fuel pump relay

?

Spill valve control solenoid valve (High pressure fuel pump)

?

Ignition coil No.1—No.4

?

Purge solenoid valve

?

A/F sensor heater

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