Mazda CX-5 Service & Repair Manual: Fuel Tank Pressure Sensor Inspection
Voltage Inspection
NOTE:
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The fuel tank pressure sensor cannot be removed as a single unit. When replacing the fuel tank pressure sensor, replace it together with the charcoal canister as a single unit.
1. Disconnect the negative battery cable..
2. Disconnect the fuel tank pressure sensor connector.
3. Disconnect the quick release connectors and remove the evaporative hose component (fuel tank side)..
4. Switch the ignition ON (engine off or on).
5. Plug one end of the charcoal canister and verify that the output voltage from the fuel tank pressure sensor changes when pressure is applied from the other end.
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If not as verified, replace the charcoal canister..
Fuel Pump Relay
Purpose, Function
Controls the fuel pump on/off according to control signals from the PCM.
The fuel pump is operated only at engine start or when the engine is running
to improve saf ...
Fuel Tank Pressure Sensor
Purpose/Function
The fuel tank pressure sensor detects the fuel tank pressure.
Fuel tank pressure sensor is only used for OBD.
Construction
The fuel tank pressure sensor is ...
Other materials:
Fuel Injector Relay
Purpose, Function
Supplies power to the PCM for the fuel injector and spill valve control solenoid
valve operation.
Construction
The fuel injector relay is installed in the relay and fuse block.
Operation
When the ignition is switched ON, the battery voltage ...
Scheduled Maintenance (Mexico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following
conditions apply.
• Repeated short-distance driving
• Driving in dusty conditions
• Driving with extended use of brakes
• Driving in areas where salt or other corrosive
materials are used
• Driving on ...
Remote Transmitter Battery Voltage Inspection
NOTE:
Because the remote transmitter battery power cannot be determined using the
battery itself, determine by the remote transmitter battery low warning operation
conditions.
Operation procedure for remote transmitter battery low warning
1. Place the remote transmitter inside t ...