Mazda CX-5 Service & Repair Manual: High Pressure Fuel Pump Inspection
NOTE:
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The following vacuum values are indicated by relative pressure from the fuel pressure sensor.
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:
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If the engine is run at a high speed, it could be damaged. When racing the engine, be careful not to increase the engine speed suddenly.
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}
.
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If not as specified, replace the high pressure fuel pump..
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:
Oil Pan Removal/Installation
WARNING:
Hot engines and engine oil can cause severe burns. Turn off the engine and
wait until it and the engine oil have cooled.
A vehicle that is lifted but not securely supported on safety stands is dangerous.
It can slip or fall, causing death or serious injury. Never work ...
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 ...
Wheel Apron Component Installation [Panel Replacement]
Symbol Mark
Installation Procedure
1. When installing new parts, measure and adjust the body as necessary to conform
with standard dimensions.
2. Drill holes for the plug welding before installing the new parts.
3. After temporarily installing new parts, make sure the related parts fit p ...