CX-7 AWD L4-2.3L Turbo (2008)
Fuel Pressure: Testing and Inspection
High Pressure Fuel Pump Inspection
HIGH PRESSURE FUEL PUMP INSPECTION[L3 WITH TC]
NOTE:
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Perform the following inspection only when directed.
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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. (See FUEL PRESSURE SENSOR INSPECTION[L3 WITH TC].) See: Powertrain
Management/Computers and Control Systems/Fuel Pressure Sensor/Testing and Inspection
2. Connect the M-MDS to the DLC-2.
3. Turn the ignition switch to the ON position (Engine off).
4. Select the FUEL_PRES, and LOAD, RPM PIDs on the M-MDS.
CAUTION: If the engine is run at a high speed, it could be damaged. When racing the engine, do not race it up to 6,700 rpm or more.
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. 11.5 Mpa.
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If not as verified, replace the high pressure fuel pump.