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.




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    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:

    Main line between dlc and abs circuit
    Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side). - Harness c ...

    P1572 ASCD Brake switch
    Description When the brake pedal is depressed, ASCD brake switch is turned OFF and stop lamp switch is turned ON. ECM detects the state of the brake pedal by those two types of input (ON/OFF signal). Refer to EC-1090, "System Diagram" for the ASCD function. DTC Logic DTC DETEC ...

    P2423 HC adsorption catalyst function
    DTC Logic DTC DETECTION LOGIC The ECM monitors the phase gap between heated oxygen sensor 2 signal and heated oxygen sensor 3 signal. The phase gap between heated oxygen sensor 2 signal and heated oxygen sensor 3 signal becomes small as the HC adsorption catalyst (under floor) is deteriorate ...