Mazda CX-5 Service & Repair Manual: Electronic Control System Outline [Fw6 A EL, Fw6 Ax EL]
Outline
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In the electronic control system, the TCM calculates the control content based on signals from each type of sensor and switch to operate output parts such as each solenoid. In consideration of suppressed shift shock, smooth driving, and improved fuel economy, the TCM performs controls so as to maintain the optimum driving performance in response to the vehicles driving scenario.
Construction
Block diagram
Electric Variable Valve Timing Control
Outline
The PCM determines the optimum intake valve timing according to the engine
operation conditions, and sends the motor drive signals to the electric variable
valve timing driver. Wi ...
Engine Control System
Outline
L-jetronic*1 and D-jetronic*2 type detectors have been combined for intake
air amount detection, improving the accuracy of the intake air amount measurement.
MAF sensor ...
Other materials:
Anticorrosion, Sound Insulation, And Vibration Insulation
Body Sealing
Apply body sealer where necessary.
For locations where application of body sealer is difficult after installation,
apply it before installation.
Application of Undercoating
Apply an undercoat to the required location of the body.
Application ...
Positive Crankcase Ventilation (PCV) Valve Inspection
Airflow Inspection
1. Disconnect the section (A) of ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
If vacuum is not applied to the ventilation hose, perform the p ...
Power Steering Malfunction Indicator Light
Purpose
The power steering malfunction indicator light warns the driver that there
is a malfunction with the electric power steering (EPS) system.
Function
If there is a malfunction in the EPS system, the power steering malfunction
indicator light illuminates.
If th ...
