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Nissan Sentra B18 (2020-2025) Service Manual / Engine / Work Procedure (Before Replacing Electric Throttle Control Actuator)

Nissan Sentra B18 (2020-2025) Service Manual: Work Procedure (Before Replacing Electric Throttle Control Actuator)

  1. CHECK DTC

    Perform DTC P0101 confirmation procedure. Refer to Confirmation Procedure.

    Is the DTC P0101 displayed?

    YES >>

    GO TO 2.

    NO >>
    • Replace electric throttle control actuator. Refer to Removal and Installation.

    • After replacing electric throttle control actuator, perform necessary work.

  2. PRECONDITIONING

    Make sure that all of the following conditions are satisfied.

    Learning will be cancelled if any of the following conditions are missed for even a moment.

    • Battery voltage: More than 12.9 V (At idle)

    • Engine coolant temperature: 70 - 100°C (158 - 212°F)

    • Selector lever: P or N

    • Electric load switch: OFF

      (Air conditioner, headlamp, rear window defogger)

      On Nissan Sentra vehicles equipped with daytime running light systems, set lighting switch to the 1st position to light only small lamps.

    • Steering wheel: Neutral (Straight-ahead position) position

    • Nissan Sentra Vehicle speed: Stopped

    • Transmission: Warmed-up

    • With CONSULT: Drive vehicle until “ATF TEMP SEN” in “DATA MONITOR” mode of “TRANSMISSION” system indicates less than 0.9 V.

    • Without CONSULT: Drive Nissan Sentra vehicle for 10 minutes.

    >>

    GO TO 3.

  3. IDLE AIR VOLUME LEARNING

    With CONSULT

    1. Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING. Refer to Work Procedure.

    2. Perform THROTTLE VALVE CLOSED POSITION LEARNING. Refer to Work Procedure.

    3. Start engine and warm it up to normal operating temperature.

    4. Select “IDLE AIR VOL LEARN” in “WORK SUPPORT” mode with CONSULT.

    5. Touch “START” and wait 20 seconds.

    Is “CMPLT” displayed on CONSULT screen?

    YES >>
    • Replace electric throttle control actuator. Refer to Removal and Installation.

    • After replacing electric throttle control actuator, perform necessary work.

    NO >>

    Retry from step 2.

    After Replacing ECM
    CHECK ‘OPERATION LOG’ With CONSULT Check Operation Log saved before replacing ECM, according to the procedure of “Programming” in CONSULT Operation Manual. Note: For the...
    Work Procedure (After Replacing Electric Throttle Control Actuator)
    PRECONDITIONING Check that all of the following conditions are satisfied. Learning will be cancelled if any of the following conditions are missed for even a moment. Battery vol...

    Other materials:

    P0420 Three Way Catalyst Function
    Dtc Description DTC Description The ECM monitors the switching frequency ratio of air fuel ratio (A/F) sensor 1 and heated oxygen sensor 2. A three way catalyst (manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. As oxygen ...

    P0315 Ckp Sensor (pos)
    Dtc Description DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition ...

    C106e-54 Steering Angle Sensor
    Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen item (Trouble diagnosis content) DTC detection condition ...