Mazda CX-5 Service & Repair Manual: Fuel Shut Off Valve
U.S.A. And CANADA
Purpose, function
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Prevents fuel from flowing to the charcoal canister during tight turns or vehicle rollover.
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Releases evaporative gas to the charcoal canister.
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While refueling, the fuel shut-off valve closes to prevent a fuel overflow.
Construction
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The fuel shut-off valve is built into the fuel tank.
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The fuel shut-off valve consists of float and spring.
Operation
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While refueling or due to fuel sloshing, the float is flooded with fuel and the floating force causes the valve to close. Also, during a vehicle rollover, the valve closes due to balance between the float gravity and spring.
Fuel Shut Off Valve Inspection
U.S.A. And CANADA
NOTE:
The fuel shut-off valve cannot be removed and inspected as it is built into
the fuel tank.
1. Perform the fuel tank inspection..
If there is any malfu ...
Fuel System
Purpose, Outline
A multiple hole type fuel injector has been adopted which provides higher
fuel injection accuracy for improved fuel efficiency and output.
Piston movement-compressio ...
Other materials:
Cruise Set Indicator Light (Green)
Purpose/Function
Illuminates during the cruise control system operation to inform the driver
that the cruise control system is operating.
Construction
Built into the instrument cluster.
Operation
Illuminates during the cruise control system operation.
...
Air Fuel Ratio (A/F) Sensor
Purpose/Function
Detects the oxygen concentration (all-range air/fuel ratio) in the exhaust
gas as basic information for mainly determining the fuel injection amount.
Detects the oxygen concentration (all-range air/fuel ratio) in the exhaust
gas and inputs it to the PCM as an ox ...
Cylinder Head Gasket
Purpose, Function
The cylinder head gasket is installed between the cylinder head and cylinder
block to prevent leakage of air-fuel mixture, combustion gas, engine oil, and
engine coolant.
Construction
A four-layer type metal gasket has been adopted for the cylinder head ga ...
