With Consult-II
- Start engine and warm it up to normal operating temperature.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON and select "SELF-LEARNING CONT" in "WORK SUPPORT" mode with CONSULT-II.
- Clear the self-learning control coefficient by touching "CLEAR".
- Select "DATA MONITOR" mode with CONSULT-II.
Courtesy of NISSAN MOTOR CO., U.S.A.
- Start engine again and let it idle for at least 10 minutes. The 1st trip DTC P0171 should be detected at this stage, if a malfunction exists. If so, go to "DIAGNOSTIC PROCEDURE ".
- If it is difficult to start engine at step 6, the fuel injection system has a malfunction, too.
- Crank engine while depressing accelerator pedal. If engine starts, go to "DIAGNOSTIC PROCEDURE ". If engine does not start, check for exhaust and intake air leak visually.
Courtesy of NISSAN MOTOR CO., U.S.A.