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 HIGH PRESSURE FUEL PUMP INSPECTION [L3 Turbo]

HIGH PRESSURE FUEL PUMP INSPECTION [L3 Turbo]


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Note
• Perform the following inspection only when directed.
• 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 Turbo].)

2. Connect the WDS or equivalent 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 WDS or equivalent.

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.

- If not as verified, replace the high pressure fuel pump.