Nissan Altima 2007-2012 Service Manual: Engine control system symptoms

Symptom Table

SYSTEM — BASIC ENGINE CONTROL SYSTEM

1 - 6: The numbers refer to the order of inspection.

(continued on next table)

SYSTEM — ENGINE MECHANICAL & OTHER

1 - 6: The numbers refer to the order of inspection.

    Symptom diagnosis
    ...

    Normal operating condition
    Description FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED) If the engine speed is above 1,800 rpm under no load (for example, the selector lever position is neutral and engine speed is over ...

    Other materials:

    B2557 vehicle speed
    Description BCM receives the 2 vehicle speed signals via CAN communication. One signal is transmitted by the “unified meter”. Another signal is transmitted by “ABS actuator and electric unit (control unit)”. BCM compares both signals to detect the vehicle speed. DTC Logic DTC DETE ...

    NISSAN Voice Recognition System (if so equipped)
    The NISSAN Voice Recognition system allows hands-free operation of the systems equipped on this vehicle, such as the phone and navigation systems. To operate NISSAN Voice Recognition, press the button located on the steering wheel. When prompted, speak the command for the system you wi ...

    C1734 control unit
    Description An internal malfunction has been detected in the TPMS function of the BCM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAGNOSTIC RESULTS 1. On SELECT DIAG MODE, select the SELF-DIAG RESULT screen. 2. Check display contents on SELF DIAG RESULT screen ...