Mazda CX-5 Service & Repair Manual: Hydraulic Pressure Control System Outline [Fw6 A EL, Fw6 Ax EL]
Outline
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The hydraulic control mechanism consists of an oil cooler which maintains the hydraulic pressure at the optimum temperature, a control valve body and each shift valve which perform adjustment and circuit switching of the hydraulic pressure based on the control content calculated by the TCM, and the oil pump which generates the hydraulic pressure of each clutch and brake.
Construction
Structural view
Fuel Injection Control System
Outline
Performs optimum fuel injection according to engine operation conditions.
The PCM determines the engine operation conditions based on the signals from
each input device and d ...
Hydraulic Variable Valve Timing Control
Outline
Changes the exhaust valve timing according to engine operation conditions
to improve engine output, fuel economy, and emission performance.
Based on each input signal, the PC ...
Other materials:
Knock Sensor (Ks)
Purpose/Function
Detects abnormal combustion in the cylinder as basic information for mainly
determining the ignition timing.
Detects abnormal combustion in the combustion chamber and inputs it to the
PCM as a knocking signal.
Construction
Installed on the cylinder ...
Engine Oil Solenoid Valve
Purpose, Function
The engine oil solenoid valve switches the hydraulic transmission passage
in accordance with the driving conditions and the oil pump drive resistance
is reduced by controlling oil pump discharging pressure in two steps.
Construction
The engine oil solenoid ...
Purge Solenoid Valve
Purpose, Function
Introduces evaporative gas absorbed by the charcoal canister to the intake
manifold.
The purge solenoid valve opens according to the control signal from the PCM.
Construction
The purge solenoid valve is installed in the engine compartment.
...
