Mazda CX-5 Service & Repair Manual: Rollover Valve
Purpose, Function
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Prevents fuel from flowing into the evaporative gas passage during sudden cornering or vehicle rollover.
Construction
-
The rollover valve is built into the fuel tank.
U.S.A. and CANADA
Except U.S.A. and CANADA
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The rollover valve consists of a float, O-ring and spring.
Operation
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The rollover valve utilizes a combination of float weight, spring force, and buoyancy. When the float is immersed in the fuel, the float (valve) closes to block the sealing surface of the passage.
Quick Release Connector (Emission System)
Purpose, Function
Serviceability has been improved by the easy disconnection/connection.
Construction
The following types of quick release connectors are used.
U.S.A. and CANADA
...
Warm Up Three Way Catalytic Converter (Wu Twc) Inspection
CAUTION:
Perform the following procedures, DTC P0421:00 is indicated only.
1. Connect the M-MDS to the DLC-2.
2. Start the engine and warm it up to normal operating temperature.
3. T ...
Other materials:
Crankshaft Position (CKP) Sensor Inspection
Visual Inspection
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
...
PCM Configuration (Using Read/Write Function)
NOTE:
When performing configuration, it is necessary to read the vehicle specification
information from the PCM before replacing it. Connect the M-MDS to the vehicle
and perform vehicle identification before removing the PCM. The vehicle specification
information is temporarily stor ...
Operational Range
The system operates only when the driver is in the vehicle or within operational
range while the key is being carried.
NOTE
When the battery power is low, or in places where there are high-intensity
radio waves or noise, the operational range may become narrower or the system may
not operate ...
