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Diagnosis Procedure 4

  1. CHECK VOLTAGE REGULATOR CIRCUIT CONNECTION

    Check to see if connector F14 terminal 3 is clean and tight.

    Is the inspection result normal? 

    YES: GO TO 2.

    NO: Repair terminal "3" connection. Confirm repair by performing complete Charging system test using EXP-800 NI or GR8-1200 NI (if available). Refer to the applicable Instruction Manual for proper testing procedures.

  2. CHECK VOLTAGE REGULATOR CIRCUIT

    Check voltage between generator harness connector F14 terminal 3 and ground.

    3 - ground Battery voltage 

    Fig 1: Checking Voltage Between Generator Harness Connector F14 Terminal 3 And Ground
    G05382958Courtesy of NISSAN NORTH AMERICA, INC.

    Does battery voltage exist? 

    YES: Refer to "TROUBLE DIAGNOSIS WITH EXP-800 NI OR GR8-1200 NI " or "TROUBLE DIAGNOSIS WITHOUT EXP-800 NI OR GR8-1200 NI ".

    NO: Check harness for open between generator and fuse.