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Nissan Armada 2025-2026 Service and Repair Manual: Mixture Ratio Self-Learning Value Clear

Nissan Armada 2025-2026 Service and Repair Manual / Engine / Engine Control System. Vr35ddtt / 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”. (For details, refer to Work Procedure .)

Work Procedure

START

With CONSULT

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

  2. On CONSULT screen, select “ECM”>>“Work support”>>“Air fuel ratio learning value clear”.

  3. Clear mixture ratio self-learning value by touching “CLEAR”.

With GST

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

  2. Ignition switch OFF.

  3. Disconnect mass air flow sensor (bank 1) harness connector.

  4. Restart engine and let it idle for at least 5 seconds.

  5. Stop engine and reconnect mass air flow sensor (bank 1) 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.

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END

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