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:
Rear Drive Shaft Removal/Installation
CAUTION:
Performing the following procedures without first removing the ABS wheel?speed
sensor may possibly cause an open circuit in the harness if it is pulled by
mistake. Before performing the following procedures, remove the ABS wheel?speed
sensor (wheel side) and fix it to an ap ...
Differential [C66 M R]
Purpose, Function
The differential absorbs the rotation speed of the inside and outside wheel
of a wheel set when the vehicle is cornering.
Construction
Operation
Driving in a straight line
Cornering
...
Tire Pressure Monitoring System Set Switch Inspection
1. Remove the TPMS set switch..
2. Verify that the resistance between the TPMS set switch terminals B and C is
as indicated in the table.
If not as indicated in the table, replace the TPMS set switch.
TPMS set switch specification
Terminal
...
