Mazda CX-5 Service & Repair Manual: High Pressure Fuel Pump Inspection
NOTE:
-
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:
-
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}
.
-
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:
M Position Switch Inspection [Fw6 A EL, Fw6 Ax EL]
Continuity Inspection
NOTE:
The M position switch is built into the selector lever component.
1. Disconnect the negative battery cable..
2. Remove the front console..
3. Disconnect the selector lever component connector.
4. Verify that the continuity between selector lever c ...
Quick Release (Fuel System) Connector
Purpose, Function
Serviceability has been improved by the easy disconnection/connection.
Construction
The following types of the quick release connectors are used.
U.S.A. and CANADA
Except U.S.A. and CANADA
Type A
An SST is not used with this type.
...
Inspection Of SST (Deployment Tool) [Two Step Deployment Control System]
1. Before using the SST (49 H066 002), inspect its operation.
Inspection Procedure
1. Follow the steps below to inspect the SST (49 H066 002).
If not as indicated in the table, replace the SST (49 H066 002) because
it has a malfunction.
WARNING:
Do not use a malfu ...
