Nissan Sentra manuals

Nissan Sentra Service Manual: Mixture ratio self-learning value clear

Nissan Sentra Service Manual / Engine / Engine control system / Basic inspection / Mixture ratio self-learning value clear

Description

This describes how to erase the mixture ratio self-learning value. For the actual procedure, follow the instructions in “Diagnosis Procedure”.

Work Procedure

1.START

With CONSULT


  1. Start engine and warm it up to normal operating temperature.
  2. Select “SELF-LEARNING CONT” in “WORK SUPPORT” mode of “ENGINE” using CONSULT.
  3. Clear mixture ratio self-learning value by touching “CLEAR”.

With GST


  1. Start engine and warm it up to normal operating temperature.
  2. Turn ignition switch OFF.
  3. Disconnect mass air flow sensor harness connector.
  4. Restart engine and let it idle for at least 5 seconds.
  5. Stop engine and reconnect mass air flow sensor harness connector.
  6. Select Service $03 with GST. Make sure DTC P0102 is detected.
  7. Select Service $04 with GST to erase the DTC P0102.

>> END

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 ...

Fuel pressure
Work Procedure FUEL PRESSURE RELEASE 1.FUEL PRESSURE RELEASE With CONSULT Turn ignition switch ON. Perform “FUEL PRESSURE RELEASE” in “WORK SUPPORT” mode of “ENGINEР...

Other materials:

Precautions in repairing high strength steel
High strength steel (HSS) High strength steel is used for body panels in order to reduce vehicle weight. Accordingly, precautions in repairing automotive bodies made of high strength steel are described below: Tensile strength Nissan/Infiniti designation Major applicable parts ...

Precaution for work
When removing or disassembling each component, be careful not to damage or deform it. If a component may be subject to interference, be sure to protect it with a shop cloth. When removing (disengaging) components with a screwdriver or similar tool, be sure to wrap the component with a ...

Door switch
With intelligent key WITH INTELLIGENT KEY : Component Function Check 1.Check function Select DOOR LOCK of BCM using CONSULT. Select DOOR SW-DR, DOOR SW-AS, DOOR SW-RL and DOOR SW-RR in DATA MONITOR mode. Check that the function operates normally according to the following conditions ...

© 2014-2025 Copyright www.nisentra.com