Nissan Altima 2007-2012 Service Manual: Function diagnosis

Inspection and adjustment
ECM RE-COMMUNICATING FUNCTION Description Performing following procedure can automatically perform re-communication of ECM and BCM, but only when the ECM has been replaced with a new one (*1). ...

Intelligent key system/engine start function
System Diagram System Description INPUT/OUTPUT SIGNAL CHART SYSTEM DESCRIPTION • The engine start function of Intelligent Key system is a system that makes it possible to start and stop ...

Other materials:

Spark plug
Removal and Installation 1. Ignition coil 2. Spark plug 3. Rocker cover RH 4. Rocker cover LH REMOVAL 1. Remove the ignition coil. Refer to EM-145, "Removal and Installation LH" and EM-145, "Removal and Installation RH". 2. Remove the spark plug with a suitable spa ...

On-vehicle maintenance
FUEL SYSTEM Inspection Inspect fuel lines, fuel filler cap and fuel tank for improper attachment, leaks, cracks, damage, loose connections, chafing or deterioration. If necessary, repair or replace damaged parts. Quick Connector CAUTION: • After connecting fuel tube quick connectors, m ...

Fuel pump
Description *: ECM determines the start signal status by the signals of engine speed and battery voltage. The ECM activates the fuel pump for several seconds after the ignition switch is turned ON to improve engine start ability. If the ECM receives a engine speed signal from the camshaft ...