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Engine Control System (Introduction): Removal & Installation Nissan Quest IV

BEFORE REPLACEMENT

When replacing ECM, perform "SAVING DATA FOR REPLC CPU" in "WORK SUPPORT" of "ENGINE" by using CONSULT to save current ECM data before replacement.

AFTER REPLACEMENT

After replacing ECM, the following items must be performed

  1. Write data after replace CPU
  2. Accelerator pedal released position learning
  3. Throttle valve closed position learning
  4. Idle air volume learning