Nissan Sentra manuals

Nissan Sentra Service Manual: Throttle valve closed position learning

Nissan Sentra Service Manual / Engine / Engine control system / Basic inspection / Throttle valve closed position learning

Description

Throttle Valve Closed Position Learning is a function of ECM to learn the fully closed position of the throttle valve by monitoring the throttle position sensor output signal. It must be performed each time the harness connector of the electric throttle control actuator or ECM is disconnected or electric throttle control actuator inside is cleaned.

Work Procedure

1.START

  With CONSULT


  1. Turn ignition switch ON.
  2. Select “CLSD THL POS LEARN” in “WORK SUPPORT” mode of “ENGINE” using CONSULT.
  3. Follow the instructions on the CONSULT display
  4. Turn ignition switch OFF and wait at least 10 seconds.

    Check that throttle valve moves during the above 10 seconds by confirming the operating sound.

Without CONSULT


  1. Start the engine.

NOTE:

Engine coolant temperature is 25В°C (77В°F) or less before engine starts.

  1. Warm up the engine.

NOTE:

Raise engine coolant temperature until it reaches 65В°C (149В°F) or more.

  1. Turn ignition switch OFF and wait at least 10 seconds.

    Check that throttle valve moves during the above 10 seconds by confirming the operating sound.

>> END

Accelerator pedal released position learning
Description Accelerator Pedal Released Position Learning is a function of ECM to learn the fully released position of the accelerator pedal by monitoring the accelerator pedal position sensor outp ...

Idle air volume learning
Description Idle Air Volume Learning is a function of ECM to learn the idle air volume that keeps each engine idle speed within the specific range. It must be performed under any of the following ...

Other materials:

Removal and installation
EXHAUST SYSTEM Exploded View Sub muffler Spring Mounting rubber Seal bearing Catalyst shroud (upper) Seal bearing Exhaust front tube Spring Catalyst shroud (lower) Clamp Heated oxygen sensor 2 Ring gasket Mounting rubber Main muffler Exhaust finisher (if equipped ...

Strg branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the steering angle sensor for damage, bend and loose connection (unit side and connector side). Is the inspection result ...

C1121, C1123, C1125, C1127 ABS OUT Valve system
DTC Logic DTC DETECTION LOGIC DTC DETECTION LOGIC Display Item Malfunction detected condition Possible causes C1121 FR LH OUT ABS SOL When a malfunction is detected in front LH ABS OUT valve. Harness or connector ABS actuator and electric unit ...

© 2014-2021 Copyright www.nisentra.com