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Home >> Nissan-Datsun >> 2004 >> Frontier Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control System - KA24DE >> DTC P0121: TP Sensor >> DTC Confirmation Procedure >> Procedure For Malfunction B >> With CONSULT-II
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With CONSULT-II

  1. Start engine and warm it up to normal operating temperature.
  2. Turn ignition switch OFF and wait at least 5 seconds.
  3. Turn ignition switch ON.
  4. Select "MANU TRIG" in "DATA MONITOR" mode with CONSULT-II.
  5. Select "THRTL POS SEN" and "ABSOL TH.P/S" in "DATA MONITOR" mode with CONSULT-II.
    Fig 1: Scan Tool Display - Data Monitor
    G00857030Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Press RECORD on CONSULT-II screen at the same time accelerator pedal is depressed.
  7. Print out the recorded graph and check the following:
    • The voltage rise is linear in response to accelerator pedal depression.
    • The voltage when accelerator pedal is fully depressed is approximately 4V.

      If NG, go to DIAGNOSTIC PROCEDURE .

      If OK, go to following step.

    Fig 2: Voltage Graph
    G00857031Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Select "AUTO TRIG" in "DATA MONITOR" mode with CONSULT-II.
    Fig 3: Scan Tool Display - Data Monitor
    G00857033Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Maintain the following conditions for at least 10 consecutive seconds.
    Fig 4: ENG Speed Chart
    G00857032Courtesy of NISSAN MOTOR CO., U.S.A.
  10. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE .