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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1019 (Charging System) >> Component Diagnosis >> L Terminal Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CHARGE WARNING LAMP CIRCUIT CONNECTION

    Check to see if generator connector F7 terminal 2 is clean and tight.

    Is the connection secure? 

    YES: GO TO 2

    NO: Repair the connection. Confirm repair by performing complete Starting/Charging system test. Refer to diagnostic station instruction manual.

  2. CHECK CHARGE WARNING LAMP CIRCUIT
    1. Disconnect generator connector F7.
    2. Apply ground to generator harness connector F7 terminal 2 with the ignition switch in the ON position.

    Charge lamp should illuminate 

    Does it illuminate? 

    YES: Check generator function. Refer to "WORK FLOW ".

    NO: GO TO 3

    Fig 1: Applying Ground To Generator Connector F7 Terminal 2 With Ignition Switch In On Position
    G05692392Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
  1. Turn ignition switch OFF.
  2. Disconnect the generator connector F7.
  3. Disconnect the combination meter connector M24.
  4. Check continuity between generator harness connector F7 (A) terminal 2 and combination meter harness connector M24 (B) terminal 25.
TERMINALS CONTINUITY REFERENCE

A B Continuity
Connector Terminal Connector Terminal
F7 2 M24 25 Yes
Fig 2: Checking Continuity Between Generator Connector F7 Terminal 2 And Combination Meter Connector M24 Terminal 25
G05874349Courtesy of NISSAN MOTOR CO., U.S.A.

Is continuity present? 

YES: Replace the combination meter. Refer to "REMOVAL AND INSTALLATION ".

NO: Repair the harness or connector.