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Mazda CX-5 Service & Repair Manual: Fuel Tank Pressure Sensor Inspection

Mazda CX-5 Service & Repair Manual / Engine / Fuel / Fuel Tank Pressure Sensor Inspection

Voltage Inspection

NOTE:

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.

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:

Front Fog Light
Purpose By shining light in a wider area in front of the vehicle than the light from the headlights, visibility during poor weather conditions, such as rain and fog, has been improved. In addition, the visibility of the vehicle from on-coming vehicles, pedestrians, and other people h ...

Camshaft Position (CMP) Sensor Removal/Installation
CAUTION: When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor output signal will malfunction resulting from fluctuation in magnetic flux and cause a deterioration in engine control. ...

Manifold Absolute Pressure (Map) Sensor
Purpose/Function Detects the intake air pressure introduced into the cylinder as basic information for mainly determining the fuel injection amount. Detects the intake air pressure introduced into the cylinder and inputs it to the PCM as an intake air pressure signal. Cons ...

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