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
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Installed on the fuel distributor.
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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:
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. ...
Back Up Light Switch Removal/Installation [C66 M R]
1. Disconnect the negative battery cable..
2. Remove the front under cover No.2..
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
1
Back-up light switch connector
2
Back-up light switch
...
Rear Washer Hose Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the front over fender..
3. Remove the mudguard (RH)..
4. Disconnect the rear washer hose A from the washer motor.
5. Remove the rear washer hose A from the washer tank hook.
6. Remove the rear washer hose A from clips A and B.
7. Disco ...
