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Home >> Nissan-Datsun >> 2009 >> Sentra SE-R >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System >> Service Information >> Headlamp (For USA) >> Headlamp High Beam Does Not Illuminate (One Side)

Headlamp High Beam Does Not Illuminate (One Side)

  1. HEADLAMP HIGH BEAM FUSE INSPECTION

    Inspect 10A fuse [No. 34 (RH) or No. 35 (LH) located in IPDM E/R].

    OK or NG 

    OK: GO TO 2.

    NG: Repair harness.

  2. CHECK BULB

    Check headlamp bulb which does not illuminate.

    OK or NG 

    OK: GO TO 3.

    NG: Replace bulb. Refer to "BULB REPLACEMENT ".

  3. CHECK HEADLAMP INPUT SIGNAL
    1. Turn ignition switch OFF.
    2. Disconnect headlamp connector.
    3. Lighting switch is turned to HIGH position.
    4. Check voltage between headlamp harness connector and ground.
    TERMINALS VOLTAGE REFERENCE

    Terminal Voltage
    (+) (-)
    Headlamp connector Terminal
    RH E20 6 Ground Battery voltage
    LH E21
    Fig 1: Checking Voltage Between Headlamp Harness Connector Terminal 6 And Ground
    G04928298Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG: GO TO  5.

  4. CHECK HEADLAMP GROUND CIRCUIT
    1. Turn ignition switch OFF.
    2. Check continuity between headlamp harness connector and ground.
    TERMINALS CONTINUITY REFERENCE

    Headlamp connector Terminal Ground Continuity
    RH E20 5 Yes
    LH E21
    Fig 2: Checking Continuity Between Headlamp Harness Connector Terminal 5 And Ground
    G04928296Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Check condition of headlamp harness connector.

    NG: Repair harness or connector.

  5. CHECK HEADLAMP CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect IPDM E/R connector.
    3. Check continuity between IPDM E/R harness connector (A) and headlamp harness connector (B).
    TERMINALS CONTINUITY REFERENCE

    Circuit A B Continuity
    Connector Terminal Connector Terminal
    RH E47 56 E20 6 Yes
    LH 55 E21
    Fig 3: Checking Continuity Between IPDM E/R Connector And Headlamp Connector Terminals
    G04928297Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".

    NG: Repair harness or connector.