Nissan Altima 2007-2012 Service Manual: S Terminal circuit

Description

The output voltage of the generator is controlled by the IC regulator at terminal “3” (S) detecting the input voltage.

Terminal “3” circuit detects the battery voltage to adjust the generator output voltage with the IC regulator.

Diagnosis Procedure

1.CHECK VOLTAGE REGULATOR CIRCUIT CONNECTION

Check to see if connector F7 terminal 3 is clean and tight.

Is the inspection result normal? YES >> GO TO 2

NO >> Repair terminal connection. Confirm repair by performing complete Starting/Charging system test.

Refer to Technical Service Bulletin.

2.CHECK VOLTAGE REGULATOR CIRCUIT

Check voltage between generator harness connector F7 terminal 3 and ground.

Does battery voltage exist? YES >> Refer to CHG-2, "Work Flow".

NO >> Check harness for open between generator and fuse.

    L Terminal circuit
    Description The terminal “2” (L) circuit controls the charge warning lamp. The charge warning lamp illuminates when the ignition switch is set to ON or START. When the generator is providing ...

    Charging system
    Wiring Diagram - Coupe Wiring Diagram - Sedan ...

    Other materials:

    How to read the displayed lines
    Guiding lines which indicate the vehicle width and distances to objects with reference to the vehicle bumper line A are displayed on the monitor. Distance guide lines: Indicate distances from the vehicle body. ● Red line 1 : approx. 1.5 ft (0.5 m) ● Yellow line 2 : approx. 3 ...

    Lifting point
    Special Service Tool The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here. CAUTION: • Every time the vehicle is lifted up, maintain the complete vehicle curb condition. • Since the vehicle's center of gravity changes when removing main ...

    BCM branch line 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 terminals and connectors of the BCM for damage, bend and loose connection (unit side and connector side). Is the inspec ...