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:

    Text messaging
    WARNING ● Laws in some jurisdictions may restrict the use of some of the applications and features, such as social networking and texting. ● Laws in some jurisdictions may restrict the use of “Text-to-Speech”. Check local regulations before using this feature. ● Use th ...

    Changing engine oil
    QR25DE engine 1. Park the vehicle on a level surface and apply the parking brake. 2. Start the engine and let it idle until it reaches operating temperature, then turn it off. 3. Remove the oil filler cap A by turning it counterclockwise. 4. Place a large drain pan under the drain plug B . ...

    P1715 Input speed sensor (primary speed sensor)
    Description ECM receives primary speed sensor signal from TCM via the CAN communication line. ECM uses this signal for engine control. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC P1715 is displayed with DTC UXXXX first perform the trouble diagnosis for DTC UXXXX. Refer to EC-1179, &quo ...