Mazda CX-5 Service & Repair Manual: Fuel Pressure Sensor Inspection
Voltage Inspection
NOTE:
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The fuel pressure sensor cannot be removed as a single unit. When replacing the fuel pressure sensor, replace it together with the fuel distributor as a single unit.
1. Connect the M-MDS to the DLC?2.
2. Switch the ignition ON (engine off or on).
3. Verify that the fuel pressure sensor output voltage (PID: FUEL_PRES) is within the specification..
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If not as specified, replace the fuel distributor..
Specification
Returnless Fuel System
Purpose, Outline
Fuel evaporation in the fuel tank is reduced by adjusting the fuel amount
(fuel pressure) ejected from the fuel pump and preventing fuel warmed in the
engine compartment ...
Fuel Pressure Sensor
Purpose/Function
Detects the fuel pressure in the fuel distributor as basic information for
mainly determining the fuel injection amount.
Detects the fuel pressure in the fuel distri ...
Other materials:
Power Steering Malfunction Indicator Light
Purpose
The power steering malfunction indicator light warns the driver that there
is a malfunction with the electric power steering (EPS) system.
Function
If there is a malfunction in the EPS system, the power steering malfunction
indicator light illuminates.
If th ...
Power Window Regulator
Purpose
The power window regulator moves the carrier plate up and down to open/close
the door glass using the rotation force transmitted from the power window motor.
Function
The power window regulator transmits the rotation force from the power window
motor to the inner wi ...
Master Cylinder
Purpose/Function
With the adoption of the master cylinder having an enlarged diameter (20.64
mm {0.8126 in}), brake pedal operability has been improved.
For vehicles with DSC, the diameter of the pipe between the master cylinder
and the DSC HU/CM has been increased, improving re ...
