Nissan Altima 2007-2012 Service Manual: Terminology

SAE J1930 Terminology List

All emission related terms used in this publication in accordance with SAE J1930 are listed. Accordingly, new terms, new acronyms/abbreviations and old terms are listed in the following chart.




***: Not applicable


***: Not applicable

    Recommended chemical products and sealants
    Recommended Chemical Products and Sealants Refer to the following chart for help in selecting the appropriate chemical product or sealant. ...

    Features of new model
    IDENTIFICATION INFORMATION Model Variation - Sedan Model Variation - Coupe Identification Number - Sedan 1. Vehicle identification number (under carpet on cross member) 2. Emission contr ...

    Other materials:

    Electric ignition system
    System Diagram System Description INPUT/OUTPUT SIGNAL CHART *1: This signal is sent to the ECM through CAN communication line. *2: ECM determines the start signal status by the signals of engine speed and battery voltage. SYSTEM DESCRIPTION Firing order: 1 - 3 - 4 - 2 The ignition tim ...

    Refrigeration system
    HFC-134a (R-134a) Service Procedure SETTING OF SERVICE TOOLS AND EQUIPMENT WARNING: Avoid breathing the A/C refrigerant and oil vapor or mist. Exposure may irritate eyes, nose, and throat. Remove the HFC-134a (R-134a) from the A/C system using certified service equipment meeting the requ ...

    P2127, P2128 APP Sensor
    Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometer which tran ...