Mazda CX-5 Service & Repair Manual: 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 distributor and inputs it to the PCM as a fuel pressure signal.
Construction
-
Installed on the fuel distributor.
-
A metal diaphragm thin film distortion gauge has been adopted as the detecting element for detecting the fuel pressure.
Operation
-
Inputs the signal, which fluctuates according to the fuel pressure, to the PCM.
Fuel pressure sensor characteristic
Fail-safe
|
DTC No. |
Fail-safe function |
|
P0191:00 |
|
|
P0192:00 |
|
|
P0193:00 |
|
Fuel Pressure Sensor Inspection
Voltage Inspection
NOTE:
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 ...
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 ...
Other materials:
Non Return Valve
Purpose, Function
Assures safety by preventing fuel from returning to the fuel filler opening.
Construction
The non-return valve cannot be removed as it is installed inside the fuel
tank.
2WD
AWD
A single valve type has been adopted for the non-return v ...
Center Accessory Socket Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the upper console..
3. Insert a tape-wrapped flathead screwdriver into the gap between the cap tab
and socket.
4. Move the flathead screwdriver in the direction of the arrow (1) shown in the
figure, press the center accessory socket ...
Side Member Removal [Panel Replacement]
Symbol Mark
Removal Procedure
1. Drill the 45 locations shown in the figure.
NOTE:
When drilling, do not drill a hole all the way through or there could be
a problem when installing the new part.
2. Remove the side member. ...
