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Component Inspection
1.CHECK FUEL RAIL PRESSURE (FRP) SENSOR
With M.U.T.-III SE
  1. Turn ignition switch OFF.
  2. Reconnect harness connector disconnected.
  3. Start engine and warm it up to normal operating temperature.
  4. Select “FUEL PRES SEN V” in “DATA MONITOR” mode of “ENGINE” using M.U.T.-III SE and check the indication under the following condition.
    Monitor itemConditionIndication
    FUEL PRES SEN V
    • Engine: After warming up
    • Selector lever: P or N position
    • A/C switch: OFF
    • No load
    		Engine speed: Idle0.820 – 1.160 V
    Revving engine from idle to 4,000 rpm quickly0.820 – 2.900 V
 
Without M.U.T.-III SE
  1. Turn ignition switch OFF.
  2. Reconnect harness connector disconnected.
  3. Start engine and warm it up to normal operating temperature.
  4. Check FRP sensor signal voltage.
    ECMConditionVoltage
    Connector+−
    Terminal
    F515841[Engine is running]
    • Engine warm-up condition
    • Engine speed: Idle
    		1 V
    [Engine is running]
    • Engine warm-up condition
    • Revving engine from idle to 4,000 rpm quickly
    		1.1 V
 
Is inspection result normal?
INSPECTION END
Replace FRP sensor. Refer to Exploded View.