Mazda CX-5 Service & Repair Manual: Fuel Injector
Purpose, Function
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Promotes atomization of fuel by injecting it from the multiple holes.
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Injects fuel according to the control signal from the PCM.
Construction
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The fuel injector is installed to the cylinder head.
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The fuel injector has multiple injection holes in area A shown in the figure.
Operation
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Injects fuel according to the signal from the PCM. The fuel injection time is determined by the energization time of the coil.
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For fuel injection control details, refer to CONTROL SYSTEM..
Fail-safe
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Function not equipped.
Fuel Injector Removal/Installation
WARNING:
Fuel is very flammable liquid. If fuel spills or leaks from the pressurized
fuel system, it will cause serious injury or death and facility breakage. Fuel
can also irritate skin ...
Fuel Line Pressure Inspection
WARNING:
Fuel line spills and leakage from the pressurized fuel system are dangerous.
Fuel can ignite and cause serious injury or death and damage. To prevent this,
complete the followin ...
Other materials:
License Plate Light Bulb Removal/Installation
1. Disconnect the negative battery cable..
2. Insert a tape-wrapped flathead screwdriver into the clearance between the
lens and license plate light shown in the figure.
3. Move the flathead screwdriver in the direction of the arrow shown in the figure,
pull out the lens from the license ...
Rear Door Glass Removal/Installation
1. Fully lower the rear door glass.
2. Disconnect the negative battery cable..
3. Remove the following parts:
a. Rear door trim.
b. Rear door quarter glass.
c. Rear door speaker.
d. Rear power window motor.
4. Press the center of the service hole cover in the direction of arrow (1) sho ...
Intake Manifold Vacuum Inspection
1. Disconnect the evaporative hose No.3 (purge solenoid valve side) and install
the vacuum gauge..
2. Verify that the intake air hoses are installed securely.
3. Warm up the engine.
4. Measure the intake manifold vacuum while idling (no load) using the vacuum
gauge.
If not within t ...
