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Mazda CX-5 Service & Repair Manual: High Pressure Fuel Pump Inspection

Mazda CX-5 Service & Repair Manual / Engine / Fuel / High Pressure Fuel Pump Inspection

NOTE:

1. Verify that the fuel pressure sensor is normal..

2. Connect the M-MDS to the DLC-2.

3. Switch the ignition ON (engine off).

4. Select the “FUEL_PRES”, “LOAD” and “RPM” PIDs on the M-MDS..

CAUTION:

5. After the “LOAD” PID is 60% or more

while the engine is raced with the accelerator pedal fully depressed, verify that the “FUEL_PRES” PID is approx. 15.0 MPa {153 kgf/cm2, 2176 psi}

.

High Pressure Fuel Pump Control
Outline Changes the fuel pressure applied to the fuel injector according to engine operation conditions to improve engine output and startability. The PCM determines the fuel pressur ...

High Pressure Fuel Pump Removal/Installation
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin ...

Other materials:

Pressure Sensor [Two Step Deployment Control System]
Purpose The pressure sensor determines at an earlier stage whether to detonate the air bag on the side of the vehicle (around front door) receiving an impact. This is for improved accuracy of the side air bag operation (deployment). Function When the vehicle is involved in ...

Fuel Gauge Sender Unit Inspection [2 Wd]
NOTE: For the fuel gauge sender unit removal/installation, refer to the fuel pump removal/installation because the fuel gauge sender unit is integrated with the fuel pump.. 1. Verify that the resistance at fuel gauge sender unit terminals D and C is as indicated in the table ac ...

Coupling Component Removal/Installation
WARNING: When replacing the coupling component, read the special character string before installing a new coupling component and write it to the AWD control module after replacement. The special character string is indicated in the two locations shown in the figure. 1. D ...

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